diff --git a/adnl/adnl-local-id.cpp b/adnl/adnl-local-id.cpp
index d72fc7bc..e0c62de7 100644
--- a/adnl/adnl-local-id.cpp
+++ b/adnl/adnl-local-id.cpp
@@ -306,7 +306,7 @@ void AdnlLocalId::update_packet(AdnlPacket packet, bool update_id, bool sign, td
   }
 }
 
-void AdnlLocalId::get_stats(td::Promise<tl_object_ptr<ton_api::adnl_stats_localId>> promise) {
+void AdnlLocalId::get_stats(bool all, td::Promise<tl_object_ptr<ton_api::adnl_stats_localId>> promise) {
   auto stats = create_tl_object<ton_api::adnl_stats_localId>();
   stats->short_id_ = short_id_.bits256_value();
   for (auto &[ip, x] : inbound_rate_limiter_) {
@@ -317,7 +317,7 @@ void AdnlLocalId::get_stats(td::Promise<tl_object_ptr<ton_api::adnl_stats_localI
   }
   prepare_packet_stats();
   stats->packets_recent_ = packet_stats_prev_.tl();
-  stats->packets_total_ = packet_stats_total_.tl();
+  stats->packets_total_ = packet_stats_total_.tl(all);
   stats->packets_total_->ts_start_ = (double)Adnl::adnl_start_time();
   stats->packets_total_->ts_end_ = td::Clocks::system();
   promise.set_result(std::move(stats));
@@ -325,14 +325,14 @@ void AdnlLocalId::get_stats(td::Promise<tl_object_ptr<ton_api::adnl_stats_localI
 
 void AdnlLocalId::add_decrypted_packet_stats(td::IPAddress addr) {
   prepare_packet_stats();
-  ++packet_stats_cur_.decrypted_packets[addr];
-  ++packet_stats_total_.decrypted_packets[addr];
+  packet_stats_cur_.decrypted_packets[addr].inc();
+  packet_stats_total_.decrypted_packets[addr].inc();
 }
 
 void AdnlLocalId::add_dropped_packet_stats(td::IPAddress addr) {
   prepare_packet_stats();
-  ++packet_stats_cur_.dropped_packets[addr];
-  ++packet_stats_total_.dropped_packets[addr];
+  packet_stats_cur_.dropped_packets[addr].inc();
+  packet_stats_total_.dropped_packets[addr].inc();
 }
 
 void AdnlLocalId::prepare_packet_stats() {
@@ -351,17 +351,22 @@ void AdnlLocalId::prepare_packet_stats() {
   }
 }
 
-tl_object_ptr<ton_api::adnl_stats_localIdPackets> AdnlLocalId::PacketStats::tl() const {
+tl_object_ptr<ton_api::adnl_stats_localIdPackets> AdnlLocalId::PacketStats::tl(bool all) const {
+  double threshold = all ? -1.0 : td::Clocks::system() - 600.0;
   auto obj = create_tl_object<ton_api::adnl_stats_localIdPackets>();
   obj->ts_start_ = ts_start;
   obj->ts_end_ = ts_end;
   for (const auto &[ip, packets] : decrypted_packets) {
-    obj->decrypted_packets_.push_back(create_tl_object<ton_api::adnl_stats_ipPackets>(
-        ip.is_valid() ? PSTRING() << ip.get_ip_str() << ":" << ip.get_port() : "", packets));
+    if (packets.last_packet_ts >= threshold) {
+      obj->decrypted_packets_.push_back(create_tl_object<ton_api::adnl_stats_ipPackets>(
+          ip.is_valid() ? PSTRING() << ip.get_ip_str() << ":" << ip.get_port() : "", packets.packets));
+    }
   }
   for (const auto &[ip, packets] : dropped_packets) {
-    obj->dropped_packets_.push_back(create_tl_object<ton_api::adnl_stats_ipPackets>(
-        ip.is_valid() ? PSTRING() << ip.get_ip_str() << ":" << ip.get_port() : "", packets));
+    if (packets.last_packet_ts >= threshold) {
+      obj->dropped_packets_.push_back(create_tl_object<ton_api::adnl_stats_ipPackets>(
+          ip.is_valid() ? PSTRING() << ip.get_ip_str() << ":" << ip.get_port() : "", packets.packets));
+    }
   }
   return obj;
 }
diff --git a/adnl/adnl-local-id.h b/adnl/adnl-local-id.h
index be9d79d2..fa7f7f74 100644
--- a/adnl/adnl-local-id.h
+++ b/adnl/adnl-local-id.h
@@ -78,7 +78,7 @@ class AdnlLocalId : public td::actor::Actor {
   void update_packet(AdnlPacket packet, bool update_id, bool sign, td::int32 update_addr_list_if,
                      td::int32 update_priority_addr_list_if, td::Promise<AdnlPacket> promise);
 
-  void get_stats(td::Promise<tl_object_ptr<ton_api::adnl_stats_localId>> promise);
+  void get_stats(bool all, td::Promise<tl_object_ptr<ton_api::adnl_stats_localId>> promise);
 
   td::uint32 get_mode() {
     return mode_;
@@ -111,10 +111,20 @@ class AdnlLocalId : public td::actor::Actor {
   std::map<td::IPAddress, InboundRateLimiter> inbound_rate_limiter_;
   struct PacketStats {
     double ts_start = 0.0, ts_end = 0.0;
-    std::map<td::IPAddress, td::uint64> decrypted_packets;
-    std::map<td::IPAddress, td::uint64> dropped_packets;
 
-    tl_object_ptr<ton_api::adnl_stats_localIdPackets> tl() const;
+    struct Counter {
+      td::uint64 packets = 0;
+      double last_packet_ts = 0.0;
+
+      void inc() {
+        ++packets;
+        last_packet_ts = td::Clocks::system();
+      }
+    };
+    std::map<td::IPAddress, Counter> decrypted_packets;
+    std::map<td::IPAddress, Counter> dropped_packets;
+
+    tl_object_ptr<ton_api::adnl_stats_localIdPackets> tl(bool all = true) const;
   } packet_stats_cur_, packet_stats_prev_, packet_stats_total_;
   void add_decrypted_packet_stats(td::IPAddress addr);
   void add_dropped_packet_stats(td::IPAddress addr);
diff --git a/adnl/adnl-peer-table.cpp b/adnl/adnl-peer-table.cpp
index d885623a..b8aab567 100644
--- a/adnl/adnl-peer-table.cpp
+++ b/adnl/adnl-peer-table.cpp
@@ -385,7 +385,7 @@ void AdnlPeerTableImpl::get_conn_ip_str(AdnlNodeIdShort l_id, AdnlNodeIdShort p_
   td::actor::send_closure(it->second, &AdnlPeer::get_conn_ip_str, l_id, std::move(promise));
 }
 
-void AdnlPeerTableImpl::get_stats(td::Promise<tl_object_ptr<ton_api::adnl_stats>> promise) {
+void AdnlPeerTableImpl::get_stats(bool all, td::Promise<tl_object_ptr<ton_api::adnl_stats>> promise) {
   class Cb : public td::actor::Actor {
    public:
     explicit Cb(td::Promise<tl_object_ptr<ton_api::adnl_stats>> promise) : promise_(std::move(promise)) {
@@ -440,7 +440,7 @@ void AdnlPeerTableImpl::get_stats(td::Promise<tl_object_ptr<ton_api::adnl_stats>
 
   for (auto &[id, local_id] : local_ids_) {
     td::actor::send_closure(callback, &Cb::inc_pending);
-    td::actor::send_closure(local_id.local_id, &AdnlLocalId::get_stats,
+    td::actor::send_closure(local_id.local_id, &AdnlLocalId::get_stats, all,
                             [id = id, callback](td::Result<tl_object_ptr<ton_api::adnl_stats_localId>> R) {
                               if (R.is_error()) {
                                 VLOG(ADNL_NOTICE)
@@ -454,7 +454,7 @@ void AdnlPeerTableImpl::get_stats(td::Promise<tl_object_ptr<ton_api::adnl_stats>
   for (auto &[id, peer] : peers_) {
     td::actor::send_closure(callback, &Cb::inc_pending);
     td::actor::send_closure(
-        peer, &AdnlPeer::get_stats,
+        peer, &AdnlPeer::get_stats, all,
         [id = id, callback](td::Result<std::vector<tl_object_ptr<ton_api::adnl_stats_peerPair>>> R) {
           if (R.is_error()) {
             VLOG(ADNL_NOTICE) << "failed to get stats for peer " << id << " : " << R.move_as_error();
diff --git a/adnl/adnl-peer-table.hpp b/adnl/adnl-peer-table.hpp
index 12f64fcb..9ad61b65 100644
--- a/adnl/adnl-peer-table.hpp
+++ b/adnl/adnl-peer-table.hpp
@@ -108,7 +108,7 @@ class AdnlPeerTableImpl : public AdnlPeerTable {
                      td::Promise<std::pair<td::actor::ActorOwn<AdnlTunnel>, AdnlAddress>> promise) override;
   void get_conn_ip_str(AdnlNodeIdShort l_id, AdnlNodeIdShort p_id, td::Promise<td::string> promise) override;
 
-  void get_stats(td::Promise<tl_object_ptr<ton_api::adnl_stats>> promise) override;
+  void get_stats(bool all, td::Promise<tl_object_ptr<ton_api::adnl_stats>> promise) override;
 
   struct PrintId {};
   PrintId print_id() const {
diff --git a/adnl/adnl-peer.cpp b/adnl/adnl-peer.cpp
index 2b0077a8..7f5c6039 100644
--- a/adnl/adnl-peer.cpp
+++ b/adnl/adnl-peer.cpp
@@ -808,7 +808,15 @@ void AdnlPeerPairImpl::get_conn_ip_str(td::Promise<td::string> promise) {
   promise.set_value("undefined");
 }
 
-void AdnlPeerPairImpl::get_stats(td::Promise<tl_object_ptr<ton_api::adnl_stats_peerPair>> promise) {
+void AdnlPeerPairImpl::get_stats(bool all, td::Promise<tl_object_ptr<ton_api::adnl_stats_peerPair>> promise) {
+  if (!all) {
+    double threshold = td::Clocks::system() - 600.0;
+    if (last_in_packet_ts_ < threshold && last_out_packet_ts_ < threshold) {
+      promise.set_value(nullptr);
+      return;
+    }
+  }
+
   auto stats = create_tl_object<ton_api::adnl_stats_peerPair>();
   stats->local_id_ = local_id_.bits256_value();
   stats->peer_id_ = peer_id_short_.bits256_value();
@@ -993,7 +1001,7 @@ void AdnlPeerImpl::update_addr_list(AdnlNodeIdShort local_id, td::uint32 local_m
   td::actor::send_closure(it->second, &AdnlPeerPair::update_addr_list, std::move(addr_list));
 }
 
-void AdnlPeerImpl::get_stats(td::Promise<std::vector<tl_object_ptr<ton_api::adnl_stats_peerPair>>> promise) {
+void AdnlPeerImpl::get_stats(bool all, td::Promise<std::vector<tl_object_ptr<ton_api::adnl_stats_peerPair>>> promise) {
   class Cb : public td::actor::Actor {
    public:
     explicit Cb(td::Promise<std::vector<tl_object_ptr<ton_api::adnl_stats_peerPair>>> promise)
@@ -1001,7 +1009,9 @@ void AdnlPeerImpl::get_stats(td::Promise<std::vector<tl_object_ptr<ton_api::adnl
     }
 
     void got_peer_pair_stats(tl_object_ptr<ton_api::adnl_stats_peerPair> peer_pair) {
-      result_.push_back(std::move(peer_pair));
+      if (peer_pair) {
+        result_.push_back(std::move(peer_pair));
+      }
       dec_pending();
     }
 
@@ -1027,7 +1037,7 @@ void AdnlPeerImpl::get_stats(td::Promise<std::vector<tl_object_ptr<ton_api::adnl
 
   for (auto &[local_id, peer_pair] : peer_pairs_) {
     td::actor::send_closure(callback, &Cb::inc_pending);
-    td::actor::send_closure(peer_pair, &AdnlPeerPair::get_stats,
+    td::actor::send_closure(peer_pair, &AdnlPeerPair::get_stats, all,
                             [local_id = local_id, peer_id = peer_id_short_,
                              callback](td::Result<tl_object_ptr<ton_api::adnl_stats_peerPair>> R) {
                               if (R.is_error()) {
diff --git a/adnl/adnl-peer.h b/adnl/adnl-peer.h
index b7d6adc0..1215f71d 100644
--- a/adnl/adnl-peer.h
+++ b/adnl/adnl-peer.h
@@ -59,7 +59,7 @@ class AdnlPeerPair : public td::actor::Actor {
   virtual void update_peer_id(AdnlNodeIdFull id) = 0;
   virtual void update_addr_list(AdnlAddressList addr_list) = 0;
   virtual void get_conn_ip_str(td::Promise<td::string> promise) = 0;
-  virtual void get_stats(td::Promise<tl_object_ptr<ton_api::adnl_stats_peerPair>> promise) = 0;
+  virtual void get_stats(bool all, td::Promise<tl_object_ptr<ton_api::adnl_stats_peerPair>> promise) = 0;
 
   static td::actor::ActorOwn<AdnlPeerPair> create(td::actor::ActorId<AdnlNetworkManager> network_manager,
                                                   td::actor::ActorId<AdnlPeerTable> peer_table, td::uint32 local_mode,
@@ -101,7 +101,7 @@ class AdnlPeer : public td::actor::Actor {
                                 td::actor::ActorId<AdnlLocalId> local_actor, AdnlAddressList addr_list) = 0;
   virtual void update_dht_node(td::actor::ActorId<dht::Dht> dht_node) = 0;
   virtual void get_conn_ip_str(AdnlNodeIdShort l_id, td::Promise<td::string> promise) = 0;
-  virtual void get_stats(td::Promise<std::vector<tl_object_ptr<ton_api::adnl_stats_peerPair>>> promise) = 0;
+  virtual void get_stats(bool all, td::Promise<std::vector<tl_object_ptr<ton_api::adnl_stats_peerPair>>> promise) = 0;
 };
 
 }  // namespace adnl
diff --git a/adnl/adnl-peer.hpp b/adnl/adnl-peer.hpp
index d25a24cf..7db2e2a1 100644
--- a/adnl/adnl-peer.hpp
+++ b/adnl/adnl-peer.hpp
@@ -90,7 +90,7 @@ class AdnlPeerPairImpl : public AdnlPeerPair {
   void update_peer_id(AdnlNodeIdFull id) override;
 
   void get_conn_ip_str(td::Promise<td::string> promise) override;
-  void get_stats(td::Promise<tl_object_ptr<ton_api::adnl_stats_peerPair>> promise) override;
+  void get_stats(bool all, td::Promise<tl_object_ptr<ton_api::adnl_stats_peerPair>> promise) override;
 
   void got_data_from_db(td::Result<AdnlDbItem> R);
   void got_data_from_static_nodes(td::Result<AdnlNode> R);
@@ -302,7 +302,7 @@ class AdnlPeerImpl : public AdnlPeer {
                         AdnlAddressList addr_list) override;
   void update_dht_node(td::actor::ActorId<dht::Dht> dht_node) override;
   void get_conn_ip_str(AdnlNodeIdShort l_id, td::Promise<td::string> promise) override;
-  void get_stats(td::Promise<std::vector<tl_object_ptr<ton_api::adnl_stats_peerPair>>> promise) override;
+  void get_stats(bool all, td::Promise<std::vector<tl_object_ptr<ton_api::adnl_stats_peerPair>>> promise) override;
   //void check_signature(td::BufferSlice data, td::BufferSlice signature, td::Promise<td::Unit> promise) override;
 
   AdnlPeerImpl(td::actor::ActorId<AdnlNetworkManager> network_manager, td::actor::ActorId<AdnlPeerTable> peer_table,
diff --git a/adnl/adnl.h b/adnl/adnl.h
index a276e0c2..b49581a9 100644
--- a/adnl/adnl.h
+++ b/adnl/adnl.h
@@ -121,7 +121,7 @@ class Adnl : public AdnlSenderInterface {
   virtual void create_tunnel(AdnlNodeIdShort dst, td::uint32 size,
                              td::Promise<std::pair<td::actor::ActorOwn<AdnlTunnel>, AdnlAddress>> promise) = 0;
 
-  virtual void get_stats(td::Promise<tl_object_ptr<ton_api::adnl_stats>> promise) = 0;
+  virtual void get_stats(bool all, td::Promise<tl_object_ptr<ton_api::adnl_stats>> promise) = 0;
 
   static td::actor::ActorOwn<Adnl> create(std::string db, td::actor::ActorId<keyring::Keyring> keyring);
 
diff --git a/create-hardfork/create-hardfork.cpp b/create-hardfork/create-hardfork.cpp
index 8956771d..42d2914a 100644
--- a/create-hardfork/create-hardfork.cpp
+++ b/create-hardfork/create-hardfork.cpp
@@ -248,7 +248,7 @@ class HardforkCreator : public td::actor::Actor {
       void send_block_candidate(ton::BlockIdExt block_id, ton::CatchainSeqno cc_seqno, td::uint32 validator_set_hash,
                                 td::BufferSlice data) override {
       }
-      void send_broadcast(ton::BlockBroadcast broadcast, bool custom_overlays_only) override {
+      void send_broadcast(ton::BlockBroadcast broadcast, int mode) override {
       }
       void download_block(ton::BlockIdExt block_id, td::uint32 priority, td::Timestamp timeout,
                           td::Promise<ton::ReceivedBlock> promise) override {
diff --git a/crypto/func/auto-tests/tests/bit-operators.fc b/crypto/func/auto-tests/tests/bit-operators.fc
new file mode 100644
index 00000000..3cc5b522
--- /dev/null
+++ b/crypto/func/auto-tests/tests/bit-operators.fc
@@ -0,0 +1,53 @@
+
+int lshift() {
+    return (1 << 0) == 1;
+}
+
+int rshift() {
+    return (1 >> 0) == 1;
+}
+
+int lshift_var(int i) {
+    return (1 << i) == 1;
+}
+
+int rshift_var(int i) {
+    return (1 >> i) == 1;
+}
+
+int main(int x) {
+    if (x == 0) {
+        return lshift();
+    } elseif (x == 1) {
+        return rshift();
+    } elseif (x == 2) {
+        return lshift_var(0);
+    } elseif (x == 3) {
+        return rshift_var(0);
+    } elseif (x == 4) {
+        return lshift_var(1);
+    } else {
+        return rshift_var(1);
+    }
+}
+
+int is_claimed(int index) method_id(11) {
+    int claim_bit_index = index % 256;
+    int mask = 1 << claim_bit_index;
+    return (255 & mask) == mask;
+}
+
+
+{-
+    method_id | in  | out
+TESTCASE | 0  | 0   | -1
+TESTCASE | 0  | 1   | -1
+TESTCASE | 0  | 2   | -1
+TESTCASE | 0  | 3   | -1
+TESTCASE | 0  | 4   |  0
+TESTCASE | 0  | 5   |  0
+TESTCASE | 11 | 0   | -1
+TESTCASE | 11 | 1   | -1
+TESTCASE | 11 | 256 | -1
+TESTCASE | 11 | 8   |  0
+-}
diff --git a/crypto/func/builtins.cpp b/crypto/func/builtins.cpp
index 9de673fd..cf3adf41 100644
--- a/crypto/func/builtins.cpp
+++ b/crypto/func/builtins.cpp
@@ -264,7 +264,7 @@ int emulate_lshift(int a, int b) {
   }
   int t = ((b & VarDescr::_NonZero) ? VarDescr::_Even : 0);
   t |= b & VarDescr::_Finite;
-  return emulate_mul(a, VarDescr::_Int | VarDescr::_Pos | VarDescr::_NonZero | VarDescr::_Even | t);
+  return emulate_mul(a, VarDescr::_Int | VarDescr::_Pos | VarDescr::_NonZero | t);
 }
 
 int emulate_div(int a, int b) {
@@ -310,7 +310,7 @@ int emulate_rshift(int a, int b) {
   }
   int t = ((b & VarDescr::_NonZero) ? VarDescr::_Even : 0);
   t |= b & VarDescr::_Finite;
-  return emulate_div(a, VarDescr::_Int | VarDescr::_Pos | VarDescr::_NonZero | VarDescr::_Even | t);
+  return emulate_div(a, VarDescr::_Int | VarDescr::_Pos | VarDescr::_NonZero | t);
 }
 
 int emulate_mod(int a, int b, int round_mode = -1) {
diff --git a/crypto/func/func.h b/crypto/func/func.h
index 2b95bcbc..e2476911 100644
--- a/crypto/func/func.h
+++ b/crypto/func/func.h
@@ -45,7 +45,7 @@ extern std::string generated_from;
 
 constexpr int optimize_depth = 20;
 
-const std::string func_version{"0.4.4"};
+const std::string func_version{"0.4.5"};
 
 enum Keyword {
   _Eof = -1,
diff --git a/test/test-ton-collator.cpp b/test/test-ton-collator.cpp
index c6aee54b..9e30836f 100644
--- a/test/test-ton-collator.cpp
+++ b/test/test-ton-collator.cpp
@@ -349,7 +349,7 @@ class TestNode : public td::actor::Actor {
       void send_block_candidate(ton::BlockIdExt block_id, ton::CatchainSeqno cc_seqno, td::uint32 validator_set_hash,
                                 td::BufferSlice data) override {
       }
-      void send_broadcast(ton::BlockBroadcast broadcast, bool custom_overlays_only) override {
+      void send_broadcast(ton::BlockBroadcast broadcast, int mode) override {
       }
       void download_block(ton::BlockIdExt block_id, td::uint32 priority, td::Timestamp timeout,
                           td::Promise<ton::ReceivedBlock> promise) override {
diff --git a/tl/generate/scheme/ton_api.tl b/tl/generate/scheme/ton_api.tl
index f0b98c7a..05ea249c 100644
--- a/tl/generate/scheme/ton_api.tl
+++ b/tl/generate/scheme/ton_api.tl
@@ -803,7 +803,7 @@ engine.validator.setStateSerializerEnabled enabled:Bool = engine.validator.Succe
 engine.validator.setCollatorOptionsJson json:string = engine.validator.Success;
 engine.validator.getCollatorOptionsJson = engine.validator.JsonConfig;
 
-engine.validator.getAdnlStats = adnl.Stats;
+engine.validator.getAdnlStats all:Bool = adnl.Stats;
 engine.validator.getActorTextStats = engine.validator.TextStats;
 
 engine.validator.addCollator adnl_id:int256 shard:tonNode.shardId = engine.validator.Success;
diff --git a/tl/generate/scheme/ton_api.tlo b/tl/generate/scheme/ton_api.tlo
index edde92ac..eaa9c416 100644
Binary files a/tl/generate/scheme/ton_api.tlo and b/tl/generate/scheme/ton_api.tlo differ
diff --git a/validator-engine-console/validator-engine-console-query.cpp b/validator-engine-console/validator-engine-console-query.cpp
index 37be3ff4..958692d5 100644
--- a/validator-engine-console/validator-engine-console-query.cpp
+++ b/validator-engine-console/validator-engine-console-query.cpp
@@ -1323,13 +1323,21 @@ td::Status GetCollatorOptionsJsonQuery::receive(td::BufferSlice data) {
 
 td::Status GetAdnlStatsJsonQuery::run() {
   TRY_RESULT_ASSIGN(file_name_, tokenizer_.get_token<std::string>());
+  if (!tokenizer_.endl()) {
+    TRY_RESULT(s, tokenizer_.get_token<std::string>());
+    if (s == "all") {
+      all_ = true;
+    } else {
+      return td::Status::Error(PSTRING() << "unexpected token " << s);
+    }
+  }
   TRY_STATUS(tokenizer_.check_endl());
   return td::Status::OK();
 }
 
 td::Status GetAdnlStatsJsonQuery::send() {
   auto b =
-      ton::create_serialize_tl_object<ton::ton_api::engine_validator_getAdnlStats>();
+      ton::create_serialize_tl_object<ton::ton_api::engine_validator_getAdnlStats>(all_);
   td::actor::send_closure(console_, &ValidatorEngineConsole::envelope_send_query, std::move(b), create_promise());
   return td::Status::OK();
 }
@@ -1344,13 +1352,21 @@ td::Status GetAdnlStatsJsonQuery::receive(td::BufferSlice data) {
 }
 
 td::Status GetAdnlStatsQuery::run() {
+  if (!tokenizer_.endl()) {
+    TRY_RESULT(s, tokenizer_.get_token<std::string>());
+    if (s == "all") {
+      all_ = true;
+    } else {
+      return td::Status::Error(PSTRING() << "unexpected token " << s);
+    }
+  }
   TRY_STATUS(tokenizer_.check_endl());
   return td::Status::OK();
 }
 
 td::Status GetAdnlStatsQuery::send() {
   auto b =
-      ton::create_serialize_tl_object<ton::ton_api::engine_validator_getAdnlStats>();
+      ton::create_serialize_tl_object<ton::ton_api::engine_validator_getAdnlStats>(all_);
   td::actor::send_closure(console_, &ValidatorEngineConsole::envelope_send_query, std::move(b), create_promise());
   return td::Status::OK();
 }
diff --git a/validator-engine-console/validator-engine-console-query.h b/validator-engine-console/validator-engine-console-query.h
index 0a1b9b30..5708fecd 100644
--- a/validator-engine-console/validator-engine-console-query.h
+++ b/validator-engine-console/validator-engine-console-query.h
@@ -1327,7 +1327,8 @@ class GetAdnlStatsJsonQuery : public Query {
     return "getadnlstatsjson";
   }
   static std::string get_help() {
-    return "getadnlstatsjson <filename>\tsave adnl stats to <filename>";
+    return "getadnlstatsjson <filename> [all]\tsave adnl stats to <filename>. all - returns all peers (default - only "
+           "peers with traffic in the last 10 minutes)";
   }
   std::string name() const override {
     return get_name();
@@ -1335,6 +1336,7 @@ class GetAdnlStatsJsonQuery : public Query {
 
  private:
   std::string file_name_;
+  bool all_ = false;
 };
 
 class GetAdnlStatsQuery : public Query {
@@ -1349,7 +1351,8 @@ class GetAdnlStatsQuery : public Query {
     return "getadnlstats";
   }
   static std::string get_help() {
-    return "getadnlstats\tdisplay adnl stats";
+    return "getadnlstats [all]\tdisplay adnl stats. all - returns all peers (default - only peers with traffic in the "
+           "last 10 minutes)";
   }
   std::string name() const override {
     return get_name();
@@ -1357,6 +1360,7 @@ class GetAdnlStatsQuery : public Query {
 
  private:
   std::string file_name_;
+  bool all_ = false;
 };
 
 class AddCollatorQuery : public Query {
diff --git a/validator-engine/validator-engine.cpp b/validator-engine/validator-engine.cpp
index 936ac0c3..3722dcd2 100644
--- a/validator-engine/validator-engine.cpp
+++ b/validator-engine/validator-engine.cpp
@@ -4085,7 +4085,7 @@ void ValidatorEngine::run_control_query(ton::ton_api::engine_validator_getAdnlSt
     return;
   }
   td::actor::send_closure(
-      adnl_, &ton::adnl::Adnl::get_stats,
+      adnl_, &ton::adnl::Adnl::get_stats, query.all_,
       [promise = std::move(promise)](td::Result<ton::tl_object_ptr<ton::ton_api::adnl_stats>> R) mutable {
         if (R.is_ok()) {
           promise.set_value(ton::serialize_tl_object(R.move_as_ok(), true));
diff --git a/validator-session/validator-session-types.h b/validator-session/validator-session-types.h
index 78a9b246..7147bf2d 100644
--- a/validator-session/validator-session-types.h
+++ b/validator-session/validator-session-types.h
@@ -178,6 +178,12 @@ struct EndValidatorGroupStats {
   std::vector<Node> nodes;
 };
 
+struct BlockSourceInfo {
+  td::uint32 round, first_block_round;
+  PublicKey source;
+  td::int32 source_priority;
+};
+
 }  // namespace validatorsession
 
 }  // namespace ton
diff --git a/validator-session/validator-session.cpp b/validator-session/validator-session.cpp
index 33b78e84..3a913990 100644
--- a/validator-session/validator-session.cpp
+++ b/validator-session/validator-session.cpp
@@ -553,7 +553,9 @@ void ValidatorSessionImpl::check_generate_slot() {
             LOG(WARNING) << print_id << ": failed to generate block candidate: " << R.move_as_error();
           }
         });
-        callback_->on_generate_slot(cur_round_, std::move(P));
+        callback_->on_generate_slot(
+            BlockSourceInfo{cur_round_, first_block_round_, description().get_source_public_key(local_idx()), priority},
+            std::move(P));
       } else {
         alarm_timestamp().relax(t);
       }
@@ -631,8 +633,10 @@ void ValidatorSessionImpl::try_approve_block(const SentBlock *block) {
       });
       pending_approve_.insert(block_id);
 
-      callback_->on_candidate(cur_round_, description().get_source_public_key(block->get_src_idx()), B->root_hash_,
-                              B->data_.clone(), B->collated_data_.clone(), std::move(P));
+      callback_->on_candidate(
+          BlockSourceInfo{cur_round_, first_block_round_, description().get_source_public_key(block->get_src_idx()),
+                          description().get_node_priority(block->get_src_idx(), cur_round_)},
+          B->root_hash_, B->data_.clone(), B->collated_data_.clone(), std::move(P));
     } else if (T.is_in_past()) {
       if (!active_requests_.count(block_id)) {
         auto v = virtual_state_->get_block_approvers(description(), block_id);
@@ -905,15 +909,19 @@ void ValidatorSessionImpl::on_new_round(td::uint32 round) {
         stats.rounds.pop_back();
       }
 
+      BlockSourceInfo source_info{cur_round_, first_block_round_,
+                                  description().get_source_public_key(block->get_src_idx()),
+                                  description().get_node_priority(block->get_src_idx(), cur_round_)};
       if (it == blocks_.end()) {
-        callback_->on_block_committed(cur_round_, description().get_source_public_key(block->get_src_idx()),
-                                      block->get_root_hash(), block->get_file_hash(), td::BufferSlice(),
-                                      std::move(export_sigs), std::move(export_approve_sigs), std::move(stats));
+        callback_->on_block_committed(std::move(source_info), block->get_root_hash(), block->get_file_hash(),
+                                      td::BufferSlice(), std::move(export_sigs), std::move(export_approve_sigs),
+                                      std::move(stats));
       } else {
-        callback_->on_block_committed(cur_round_, description().get_source_public_key(block->get_src_idx()),
-                                      block->get_root_hash(), block->get_file_hash(), it->second->data_.clone(),
-                                      std::move(export_sigs), std::move(export_approve_sigs), std::move(stats));
+        callback_->on_block_committed(std::move(source_info), block->get_root_hash(), block->get_file_hash(),
+                                      it->second->data_.clone(), std::move(export_sigs), std::move(export_approve_sigs),
+                                      std::move(stats));
       }
+      first_block_round_ = cur_round_ + 1;
     }
     cur_round_++;
     if (have_block) {
diff --git a/validator-session/validator-session.h b/validator-session/validator-session.h
index e60330b0..b099d65e 100644
--- a/validator-session/validator-session.h
+++ b/validator-session/validator-session.h
@@ -85,11 +85,10 @@ class ValidatorSession : public td::actor::Actor {
 
   class Callback {
    public:
-    virtual void on_candidate(td::uint32 round, PublicKey source, ValidatorSessionRootHash root_hash,
-                              td::BufferSlice data, td::BufferSlice collated_data,
-                              td::Promise<CandidateDecision> promise) = 0;
-    virtual void on_generate_slot(td::uint32 round, td::Promise<GeneratedCandidate> promise) = 0;
-    virtual void on_block_committed(td::uint32 round, PublicKey source, ValidatorSessionRootHash root_hash,
+    virtual void on_candidate(BlockSourceInfo source_info, ValidatorSessionRootHash root_hash, td::BufferSlice data,
+                              td::BufferSlice collated_data, td::Promise<CandidateDecision> promise) = 0;
+    virtual void on_generate_slot(BlockSourceInfo source_info, td::Promise<GeneratedCandidate> promise) = 0;
+    virtual void on_block_committed(BlockSourceInfo source_info, ValidatorSessionRootHash root_hash,
                                     ValidatorSessionFileHash file_hash, td::BufferSlice data,
                                     std::vector<std::pair<PublicKeyHash, td::BufferSlice>> signatures,
                                     std::vector<std::pair<PublicKeyHash, td::BufferSlice>> approve_signatures,
diff --git a/validator-session/validator-session.hpp b/validator-session/validator-session.hpp
index 39f196d8..690346f7 100644
--- a/validator-session/validator-session.hpp
+++ b/validator-session/validator-session.hpp
@@ -53,7 +53,7 @@ class ValidatorSessionImpl : public ValidatorSession {
   const ValidatorSessionState *real_state_ = nullptr;
   const ValidatorSessionState *virtual_state_ = nullptr;
 
-  td::uint32 cur_round_ = 0;
+  td::uint32 cur_round_ = 0, first_block_round_ = 0;
   td::Timestamp round_started_at_ = td::Timestamp::never();
   td::Timestamp round_debug_at_ = td::Timestamp::never();
   std::set<ValidatorSessionCandidateId> pending_approve_;
diff --git a/validator/downloaders/download-state.cpp b/validator/downloaders/download-state.cpp
index ccce8f77..32978ea5 100644
--- a/validator/downloaders/download-state.cpp
+++ b/validator/downloaders/download-state.cpp
@@ -50,7 +50,16 @@ void DownloadShardState::start_up() {
 void DownloadShardState::got_block_handle(BlockHandle handle) {
   handle_ = std::move(handle);
 
-  download_state();
+  if (handle_->received_state()) {
+    LOG(WARNING) << "shard state " << block_id_.to_str() << " already stored in db";
+    td::actor::send_closure(manager_, &ValidatorManagerInterface::get_shard_state_from_db, handle_,
+                            [SelfId = actor_id(this)](td::Result<td::Ref<ShardState>> R) {
+                              R.ensure();
+                              td::actor::send_closure(SelfId, &DownloadShardState::written_shard_state, R.move_as_ok());
+                            });
+  } else {
+    download_state();
+  }
 }
 
 void DownloadShardState::retry() {
@@ -165,6 +174,7 @@ void DownloadShardState::downloaded_shard_state(td::BufferSlice data) {
 }
 
 void DownloadShardState::checked_shard_state() {
+  LOG(WARNING) << "checked shard state " << block_id_.to_str();
   auto P = td::PromiseCreator::lambda([SelfId = actor_id(this)](td::Result<td::Unit> R) {
     R.ensure();
     td::actor::send_closure(SelfId, &DownloadShardState::written_shard_state_file);
@@ -179,6 +189,7 @@ void DownloadShardState::checked_shard_state() {
 }
 
 void DownloadShardState::written_shard_state_file() {
+  LOG(WARNING) << "written shard state file " << block_id_.to_str();
   auto P = td::PromiseCreator::lambda([SelfId = actor_id(this)](td::Result<td::Ref<ShardState>> R) {
     R.ensure();
     td::actor::send_closure(SelfId, &DownloadShardState::written_shard_state, R.move_as_ok());
@@ -207,6 +218,7 @@ void DownloadShardState::written_shard_state(td::Ref<ShardState> state) {
 }
 
 void DownloadShardState::written_block_handle() {
+  LOG(WARNING) << "finished downloading and storing shard state " << block_id_.to_str();
   finish_query();
 }
 
diff --git a/validator/fabric.h b/validator/fabric.h
index 84de1da4..62906517 100644
--- a/validator/fabric.h
+++ b/validator/fabric.h
@@ -57,7 +57,7 @@ void run_check_external_message(td::Ref<ExtMessage> message, td::actor::ActorId<
 
 void run_accept_block_query(BlockIdExt id, td::Ref<BlockData> data, std::vector<BlockIdExt> prev,
                             td::Ref<ValidatorSet> validator_set, td::Ref<BlockSignatureSet> signatures,
-                            td::Ref<BlockSignatureSet> approve_signatures, bool send_broadcast, bool apply,
+                            td::Ref<BlockSignatureSet> approve_signatures, int send_broadcast_mode, bool apply,
                             td::actor::ActorId<ValidatorManager> manager, td::Promise<td::Unit> promise);
 void run_fake_accept_block_query(BlockIdExt id, td::Ref<BlockData> data, std::vector<BlockIdExt> prev,
                                  td::Ref<ValidatorSet> validator_set, td::actor::ActorId<ValidatorManager> manager,
diff --git a/validator/full-node.cpp b/validator/full-node.cpp
index 2cd578ab..0cd769e4 100644
--- a/validator/full-node.cpp
+++ b/validator/full-node.cpp
@@ -354,17 +354,16 @@ void FullNodeImpl::send_block_candidate(BlockIdExt block_id, CatchainSeqno cc_se
   }
 }
 
-void FullNodeImpl::send_broadcast(BlockBroadcast broadcast, bool custom_overlays_only) {
-  send_block_broadcast_to_custom_overlays(broadcast);
-  if (custom_overlays_only) {
-    return;
+void FullNodeImpl::send_broadcast(BlockBroadcast broadcast, int mode) {
+  if (mode & broadcast_mode_custom) {
+    send_block_broadcast_to_custom_overlays(broadcast);
   }
   auto shard = get_shard(broadcast.block_id.shard_full());
   if (shard.empty()) {
     VLOG(FULL_NODE_WARNING) << "dropping OUT broadcast to unknown shard";
     return;
   }
-  if (broadcast.block_id.is_masterchain()) {
+  if (mode & broadcast_mode_private_block) {
     if (!private_block_overlays_.empty()) {
       td::actor::send_closure(private_block_overlays_.begin()->second, &FullNodePrivateBlockOverlay::send_broadcast,
                               broadcast.clone());
@@ -374,7 +373,9 @@ void FullNodeImpl::send_broadcast(BlockBroadcast broadcast, bool custom_overlays
       td::actor::send_closure(fast_sync_overlay, &FullNodeFastSyncOverlay::send_broadcast, broadcast.clone());
     }
   }
-  td::actor::send_closure(shard, &FullNodeShard::send_broadcast, std::move(broadcast));
+  if (mode & broadcast_mode_public) {
+    td::actor::send_closure(shard, &FullNodeShard::send_broadcast, std::move(broadcast));
+  }
 }
 
 void FullNodeImpl::download_block(BlockIdExt id, td::uint32 priority, td::Timestamp timeout,
@@ -625,8 +626,8 @@ void FullNodeImpl::start_up() {
       td::actor::send_closure(id_, &FullNodeImpl::send_block_candidate, block_id, cc_seqno, validator_set_hash,
                               std::move(data));
     }
-    void send_broadcast(BlockBroadcast broadcast, bool custom_overlays_only) override {
-      td::actor::send_closure(id_, &FullNodeImpl::send_broadcast, std::move(broadcast), custom_overlays_only);
+    void send_broadcast(BlockBroadcast broadcast, int mode) override {
+      td::actor::send_closure(id_, &FullNodeImpl::send_broadcast, std::move(broadcast), mode);
     }
     void download_block(BlockIdExt id, td::uint32 priority, td::Timestamp timeout,
                         td::Promise<ReceivedBlock> promise) override {
diff --git a/validator/full-node.h b/validator/full-node.h
index 8b47b947..627c0e55 100644
--- a/validator/full-node.h
+++ b/validator/full-node.h
@@ -106,6 +106,7 @@ class FullNode : public td::actor::Actor {
   static constexpr td::uint64 max_state_size() {
     return 4ull << 30;
   }
+  enum { broadcast_mode_public = 1, broadcast_mode_private_block = 2, broadcast_mode_custom = 4 };
 
   static td::actor::ActorOwn<FullNode> create(
       ton::PublicKeyHash local_id, adnl::AdnlNodeIdShort adnl_id, FileHash zero_state_file_hash, FullNodeConfig config,
diff --git a/validator/full-node.hpp b/validator/full-node.hpp
index 442a4db2..f6047ed5 100644
--- a/validator/full-node.hpp
+++ b/validator/full-node.hpp
@@ -69,7 +69,7 @@ class FullNodeImpl : public FullNode {
   void send_shard_block_info(BlockIdExt block_id, CatchainSeqno cc_seqnp, td::BufferSlice data);
   void send_block_candidate(BlockIdExt block_id, CatchainSeqno cc_seqno, td::uint32 validator_set_hash,
                             td::BufferSlice data);
-  void send_broadcast(BlockBroadcast broadcast, bool custom_overlays_only);
+  void send_broadcast(BlockBroadcast broadcast, int mode);
   void download_block(BlockIdExt id, td::uint32 priority, td::Timestamp timeout, td::Promise<ReceivedBlock> promise);
   void download_zero_state(BlockIdExt id, td::uint32 priority, td::Timestamp timeout,
                            td::Promise<td::BufferSlice> promise);
diff --git a/validator/impl/accept-block.cpp b/validator/impl/accept-block.cpp
index bada8cca..8af29a47 100644
--- a/validator/impl/accept-block.cpp
+++ b/validator/impl/accept-block.cpp
@@ -41,7 +41,7 @@ using namespace std::literals::string_literals;
 
 AcceptBlockQuery::AcceptBlockQuery(BlockIdExt id, td::Ref<BlockData> data, std::vector<BlockIdExt> prev,
                                    td::Ref<ValidatorSet> validator_set, td::Ref<BlockSignatureSet> signatures,
-                                   td::Ref<BlockSignatureSet> approve_signatures, bool send_broadcast, bool apply,
+                                   td::Ref<BlockSignatureSet> approve_signatures, int send_broadcast_mode, bool apply,
                                    td::actor::ActorId<ValidatorManager> manager, td::Promise<td::Unit> promise)
     : id_(id)
     , data_(std::move(data))
@@ -51,7 +51,7 @@ AcceptBlockQuery::AcceptBlockQuery(BlockIdExt id, td::Ref<BlockData> data, std::
     , approve_signatures_(std::move(approve_signatures))
     , is_fake_(false)
     , is_fork_(false)
-    , send_broadcast_(send_broadcast)
+    , send_broadcast_mode_(send_broadcast_mode)
     , apply_(apply)
     , manager_(manager)
     , promise_(std::move(promise))
@@ -73,7 +73,6 @@ AcceptBlockQuery::AcceptBlockQuery(AcceptBlockQuery::IsFake fake, BlockIdExt id,
     , validator_set_(std::move(validator_set))
     , is_fake_(true)
     , is_fork_(false)
-    , send_broadcast_(false)
     , manager_(manager)
     , promise_(std::move(promise))
     , perf_timer_("acceptblock", 0.1, [manager](double duration) {
@@ -91,7 +90,6 @@ AcceptBlockQuery::AcceptBlockQuery(ForceFork ffork, BlockIdExt id, td::Ref<Block
     , data_(std::move(data))
     , is_fake_(true)
     , is_fork_(true)
-    , send_broadcast_(false)
     , manager_(manager)
     , promise_(std::move(promise))
     , perf_timer_("acceptblock", 0.1, [manager](double duration) {
@@ -937,6 +935,10 @@ void AcceptBlockQuery::written_block_info_2() {
 }
 
 void AcceptBlockQuery::applied() {
+  if (send_broadcast_mode_ == 0) {
+    finish_query();
+    return;
+  }
   BlockBroadcast b;
   b.data = data_->data();
   b.block_id = id_;
@@ -956,8 +958,7 @@ void AcceptBlockQuery::applied() {
   }
 
   // do not wait for answer
-  td::actor::send_closure_later(manager_, &ValidatorManager::send_block_broadcast, std::move(b),
-                                /* custom_overlays_only = */ !send_broadcast_);
+  td::actor::send_closure_later(manager_, &ValidatorManager::send_block_broadcast, std::move(b), send_broadcast_mode_);
 
   finish_query();
 }
diff --git a/validator/impl/accept-block.hpp b/validator/impl/accept-block.hpp
index 4d547e39..d8b763ba 100644
--- a/validator/impl/accept-block.hpp
+++ b/validator/impl/accept-block.hpp
@@ -50,7 +50,7 @@ class AcceptBlockQuery : public td::actor::Actor {
   struct ForceFork {};
   AcceptBlockQuery(BlockIdExt id, td::Ref<BlockData> data, std::vector<BlockIdExt> prev,
                    td::Ref<ValidatorSet> validator_set, td::Ref<BlockSignatureSet> signatures,
-                   td::Ref<BlockSignatureSet> approve_signatures, bool send_broadcast, bool apply,
+                   td::Ref<BlockSignatureSet> approve_signatures, int send_broadcast_mode, bool apply,
                    td::actor::ActorId<ValidatorManager> manager, td::Promise<td::Unit> promise);
   AcceptBlockQuery(IsFake fake, BlockIdExt id, td::Ref<BlockData> data, std::vector<BlockIdExt> prev,
                    td::Ref<ValidatorSet> validator_set, td::actor::ActorId<ValidatorManager> manager,
@@ -99,7 +99,7 @@ class AcceptBlockQuery : public td::actor::Actor {
   Ref<BlockSignatureSetQ> approve_signatures_;
   bool is_fake_;
   bool is_fork_;
-  bool send_broadcast_;
+  int send_broadcast_mode_{0};
   bool apply_ = true;
   bool ancestors_split_{false}, is_key_block_{false};
   td::Timestamp timeout_ = td::Timestamp::in(600.0);
diff --git a/validator/impl/fabric.cpp b/validator/impl/fabric.cpp
index 16292c8c..db15b1ed 100644
--- a/validator/impl/fabric.cpp
+++ b/validator/impl/fabric.cpp
@@ -131,11 +131,11 @@ td::Result<td::Ref<IhrMessage>> create_ihr_message(td::BufferSlice data) {
 
 void run_accept_block_query(BlockIdExt id, td::Ref<BlockData> data, std::vector<BlockIdExt> prev,
                             td::Ref<ValidatorSet> validator_set, td::Ref<BlockSignatureSet> signatures,
-                            td::Ref<BlockSignatureSet> approve_signatures, bool send_broadcast, bool apply,
+                            td::Ref<BlockSignatureSet> approve_signatures, int send_broadcast_mode, bool apply,
                             td::actor::ActorId<ValidatorManager> manager, td::Promise<td::Unit> promise) {
   td::actor::create_actor<AcceptBlockQuery>(
       PSTRING() << "accept" << id.id.to_str(), id, std::move(data), prev, std::move(validator_set),
-      std::move(signatures), std::move(approve_signatures), send_broadcast, apply, manager, std::move(promise))
+      std::move(signatures), std::move(approve_signatures), send_broadcast_mode, apply, manager, std::move(promise))
       .release();
 }
 
diff --git a/validator/interfaces/validator-manager.h b/validator/interfaces/validator-manager.h
index 15965fc7..a728c93b 100644
--- a/validator/interfaces/validator-manager.h
+++ b/validator/interfaces/validator-manager.h
@@ -104,6 +104,8 @@ class ValidatorManager : public ValidatorManagerInterface {
 
   virtual void set_block_candidate(BlockIdExt id, BlockCandidate candidate, CatchainSeqno cc_seqno,
                                    td::uint32 validator_set_hash, td::Promise<td::Unit> promise) = 0;
+  virtual void send_block_candidate_broadcast(BlockIdExt id, CatchainSeqno cc_seqno, td::uint32 validator_set_hash,
+                                              td::BufferSlice data) = 0;
 
   virtual void wait_block_state_merge(BlockIdExt left_id, BlockIdExt right_id, td::uint32 priority,
                                       td::Timestamp timeout, td::Promise<td::Ref<ShardState>> promise) = 0;
@@ -143,7 +145,7 @@ class ValidatorManager : public ValidatorManagerInterface {
   virtual void send_external_message(td::Ref<ExtMessage> message) = 0;
   virtual void send_ihr_message(td::Ref<IhrMessage> message) = 0;
   virtual void send_top_shard_block_description(td::Ref<ShardTopBlockDescription> desc) = 0;
-  virtual void send_block_broadcast(BlockBroadcast broadcast, bool custom_overlays_only) = 0;
+  virtual void send_block_broadcast(BlockBroadcast broadcast, int mode) = 0;
   virtual void send_get_out_msg_queue_proof_request(ShardIdFull dst_shard, std::vector<BlockIdExt> blocks,
                                                     block::ImportedMsgQueueLimits limits,
                                                     td::Promise<std::vector<td::Ref<OutMsgQueueProof>>> promise) = 0;
diff --git a/validator/manager-disk.cpp b/validator/manager-disk.cpp
index 0a1ec14d..54238252 100644
--- a/validator/manager-disk.cpp
+++ b/validator/manager-disk.cpp
@@ -785,6 +785,11 @@ void ValidatorManagerImpl::set_block_candidate(BlockIdExt id, BlockCandidate can
   td::actor::send_closure(db_, &Db::store_block_candidate, std::move(candidate), std::move(promise));
 }
 
+void ValidatorManagerImpl::send_block_candidate_broadcast(BlockIdExt id, CatchainSeqno cc_seqno,
+                                                          td::uint32 validator_set_hash, td::BufferSlice data) {
+  callback_->send_block_candidate(id, cc_seqno, validator_set_hash, std::move(data));
+}
+
 void ValidatorManagerImpl::write_handle(BlockHandle handle, td::Promise<td::Unit> promise) {
   td::actor::send_closure(db_, &Db::store_block_handle, std::move(handle), std::move(promise));
 }
diff --git a/validator/manager-disk.hpp b/validator/manager-disk.hpp
index 12b6c1e5..c54ccde5 100644
--- a/validator/manager-disk.hpp
+++ b/validator/manager-disk.hpp
@@ -189,6 +189,8 @@ class ValidatorManagerImpl : public ValidatorManager {
 
   void set_block_candidate(BlockIdExt id, BlockCandidate candidate, CatchainSeqno cc_seqno,
                            td::uint32 validator_set_hash, td::Promise<td::Unit> promise) override;
+  void send_block_candidate_broadcast(BlockIdExt id, CatchainSeqno cc_seqno, td::uint32 validator_set_hash,
+                                      td::BufferSlice data) override;
 
   void wait_block_state_merge(BlockIdExt left_id, BlockIdExt right_id, td::uint32 priority, td::Timestamp timeout,
                               td::Promise<td::Ref<ShardState>> promise) override;
@@ -263,7 +265,7 @@ class ValidatorManagerImpl : public ValidatorManager {
     new_ihr_message(message->serialize());
   }
   void send_top_shard_block_description(td::Ref<ShardTopBlockDescription> desc) override;
-  void send_block_broadcast(BlockBroadcast broadcast, bool custom_overlays_only) override {
+  void send_block_broadcast(BlockBroadcast broadcast, int mode) override {
   }
   void send_get_out_msg_queue_proof_request(ShardIdFull dst_shard, std::vector<BlockIdExt> blocks,
                                             block::ImportedMsgQueueLimits limits,
diff --git a/validator/manager-hardfork.hpp b/validator/manager-hardfork.hpp
index d75ffb81..daf83a19 100644
--- a/validator/manager-hardfork.hpp
+++ b/validator/manager-hardfork.hpp
@@ -231,6 +231,10 @@ class ValidatorManagerImpl : public ValidatorManager {
                            td::uint32 validator_set_hash, td::Promise<td::Unit> promise) override {
     promise.set_value(td::Unit());
   }
+  void send_block_candidate_broadcast(BlockIdExt id, CatchainSeqno cc_seqno, td::uint32 validator_set_hash,
+                                      td::BufferSlice data) {
+    callback_->send_block_candidate(id, cc_seqno, validator_set_hash, std::move(data));
+  }
 
   void wait_block_state_merge(BlockIdExt left_id, BlockIdExt right_id, td::uint32 priority, td::Timestamp timeout,
                               td::Promise<td::Ref<ShardState>> promise) override;
@@ -331,7 +335,7 @@ class ValidatorManagerImpl : public ValidatorManager {
   void send_top_shard_block_description(td::Ref<ShardTopBlockDescription> desc) override {
     UNREACHABLE();
   }
-  void send_block_broadcast(BlockBroadcast broadcast, bool custom_overlays_only) override {
+  void send_block_broadcast(BlockBroadcast broadcast, int mode) override {
   }
   void send_get_out_msg_queue_proof_request(ShardIdFull dst_shard, std::vector<BlockIdExt> blocks,
                                             block::ImportedMsgQueueLimits limits,
diff --git a/validator/manager-init.cpp b/validator/manager-init.cpp
index 39205f80..c2944b25 100644
--- a/validator/manager-init.cpp
+++ b/validator/manager-init.cpp
@@ -227,7 +227,7 @@ void ValidatorManagerMasterchainReiniter::choose_masterchain_state() {
     }
     if (!p || ValidatorManager::is_persistent_state(h->unix_time(), p->unix_time())) {
       auto ttl = ValidatorManager::persistent_state_ttl(h->unix_time());
-      double time_to_download = 3600 * 3;
+      double time_to_download = 3600 * 8;
       if (ttl > td::Clocks::system() + time_to_download) {
         handle = h;
         break;
diff --git a/validator/manager.cpp b/validator/manager.cpp
index 7da001c9..f9726357 100644
--- a/validator/manager.cpp
+++ b/validator/manager.cpp
@@ -1428,11 +1428,15 @@ void ValidatorManagerImpl::set_block_candidate(BlockIdExt id, BlockCandidate can
   }
   if (!id.is_masterchain()) {
     add_cached_block_candidate(ReceivedBlock{id, candidate.data.clone()});
-    callback_->send_block_candidate(id, cc_seqno, validator_set_hash, candidate.data.clone());
   }
   td::actor::send_closure(db_, &Db::store_block_candidate, std::move(candidate), std::move(promise));
 }
 
+void ValidatorManagerImpl::send_block_candidate_broadcast(BlockIdExt id, CatchainSeqno cc_seqno,
+                                                          td::uint32 validator_set_hash, td::BufferSlice data) {
+  callback_->send_block_candidate(id, cc_seqno, validator_set_hash, std::move(data));
+}
+
 void ValidatorManagerImpl::write_handle(BlockHandle handle, td::Promise<td::Unit> promise) {
   auto P = td::PromiseCreator::lambda(
       [SelfId = actor_id(this), handle, promise = std::move(promise)](td::Result<td::Unit> R) mutable {
@@ -1761,8 +1765,8 @@ void ValidatorManagerImpl::send_top_shard_block_description(td::Ref<ShardTopBloc
   }
 }
 
-void ValidatorManagerImpl::send_block_broadcast(BlockBroadcast broadcast, bool custom_overlays_only) {
-  callback_->send_broadcast(std::move(broadcast), custom_overlays_only);
+void ValidatorManagerImpl::send_block_broadcast(BlockBroadcast broadcast, int mode) {
+  callback_->send_broadcast(std::move(broadcast), mode);
 }
 
 void ValidatorManagerImpl::send_get_out_msg_queue_proof_request(
diff --git a/validator/manager.hpp b/validator/manager.hpp
index 03e32225..b7e457e2 100644
--- a/validator/manager.hpp
+++ b/validator/manager.hpp
@@ -454,6 +454,8 @@ class ValidatorManagerImpl : public ValidatorManager {
 
   void set_block_candidate(BlockIdExt id, BlockCandidate candidate, CatchainSeqno cc_seqno,
                            td::uint32 validator_set_hash, td::Promise<td::Unit> promise) override;
+  void send_block_candidate_broadcast(BlockIdExt id, CatchainSeqno cc_seqno, td::uint32 validator_set_hash,
+                                      td::BufferSlice data) override;
 
   void wait_block_state_merge(BlockIdExt left_id, BlockIdExt right_id, td::uint32 priority, td::Timestamp timeout,
                               td::Promise<td::Ref<ShardState>> promise) override;
@@ -518,7 +520,7 @@ class ValidatorManagerImpl : public ValidatorManager {
   void send_external_message(td::Ref<ExtMessage> message) override;
   void send_ihr_message(td::Ref<IhrMessage> message) override;
   void send_top_shard_block_description(td::Ref<ShardTopBlockDescription> desc) override;
-  void send_block_broadcast(BlockBroadcast broadcast, bool custom_overlays_only) override;
+  void send_block_broadcast(BlockBroadcast broadcast, int mode) override;
   void send_get_out_msg_queue_proof_request(ShardIdFull dst_shard, std::vector<BlockIdExt> blocks,
                                             block::ImportedMsgQueueLimits limits,
                                             td::Promise<std::vector<td::Ref<OutMsgQueueProof>>> promise) override;
diff --git a/validator/net/download-state.cpp b/validator/net/download-state.cpp
index 2740ce41..2b373ef3 100644
--- a/validator/net/download-state.cpp
+++ b/validator/net/download-state.cpp
@@ -52,12 +52,7 @@ DownloadState::DownloadState(BlockIdExt block_id, BlockIdExt masterchain_block_i
 
 void DownloadState::abort_query(td::Status reason) {
   if (promise_) {
-    if (reason.code() == ErrorCode::notready || reason.code() == ErrorCode::timeout) {
-      VLOG(FULL_NODE_DEBUG) << "failed to download state " << block_id_ << " from " << download_from_ << ": " << reason;
-    } else {
-      VLOG(FULL_NODE_NOTICE) << "failed to download state " << block_id_ << " from " << download_from_ << ": "
-                             << reason;
-    }
+    LOG(WARNING) << "failed to download state " << block_id_.to_str() << " from " << download_from_ << ": " << reason;
     promise_.set_error(std::move(reason));
   }
   stop();
@@ -77,6 +72,19 @@ void DownloadState::finish_query() {
 void DownloadState::start_up() {
   alarm_timestamp() = timeout_;
 
+  td::actor::send_closure(validator_manager_, &ValidatorManagerInterface::get_persistent_state, block_id_,
+                          masterchain_block_id_,
+                          [SelfId = actor_id(this), block_id = block_id_](td::Result<td::BufferSlice> R) {
+                            if (R.is_error()) {
+                              td::actor::send_closure(SelfId, &DownloadState::get_block_handle);
+                            } else {
+                              LOG(WARNING) << "got block state from disk: " << block_id.to_str();
+                              td::actor::send_closure(SelfId, &DownloadState::got_block_state, R.move_as_ok());
+                            }
+                          });
+}
+
+void DownloadState::get_block_handle() {
   auto P = td::PromiseCreator::lambda([SelfId = actor_id(this)](td::Result<BlockHandle> R) {
     if (R.is_error()) {
       td::actor::send_closure(SelfId, &DownloadState::abort_query, R.move_as_error());
@@ -115,7 +123,7 @@ void DownloadState::got_block_handle(BlockHandle handle) {
 
 void DownloadState::got_node_to_download(adnl::AdnlNodeIdShort node) {
   download_from_ = node;
-  LOG(INFO) << "downloading state " << block_id_.to_str() << " from " << download_from_;
+  LOG(WARNING) << "downloading state " << block_id_.to_str() << " from " << download_from_;
 
   auto P = td::PromiseCreator::lambda([SelfId = actor_id(this)](td::Result<td::BufferSlice> R) mutable {
     if (R.is_error()) {
@@ -192,8 +200,8 @@ void DownloadState::got_block_state_part(td::BufferSlice data, td::uint32 reques
   double elapsed = prev_logged_timer_.elapsed();
   if (elapsed > 10.0) {
     prev_logged_timer_ = td::Timer();
-    LOG(INFO) << "downloading state " << block_id_.to_str() << ": total=" << sum_ << " ("
-              << td::format::as_size((td::uint64)(double(sum_ - prev_logged_sum_) / elapsed)) << "/s)";
+    LOG(WARNING) << "downloading state " << block_id_.to_str() << ": " << td::format::as_size(sum_) << " ("
+                 << td::format::as_size((td::uint64)(double(sum_ - prev_logged_sum_) / elapsed)) << "/s)";
     prev_logged_sum_ = sum_;
   }
 
@@ -234,7 +242,7 @@ void DownloadState::got_block_state_part(td::BufferSlice data, td::uint32 reques
 
 void DownloadState::got_block_state(td::BufferSlice data) {
   state_ = std::move(data);
-  LOG(INFO) << "finished downloading state " << block_id_.to_str() << ": total=" << sum_;
+  LOG(WARNING) << "finished downloading state " << block_id_.to_str() << ": " << td::format::as_size(state_.size());
   finish_query();
 }
 
diff --git a/validator/net/download-state.hpp b/validator/net/download-state.hpp
index 7db1327f..19c44beb 100644
--- a/validator/net/download-state.hpp
+++ b/validator/net/download-state.hpp
@@ -43,6 +43,7 @@ class DownloadState : public td::actor::Actor {
   void finish_query();
 
   void start_up() override;
+  void get_block_handle();
   void got_block_handle(BlockHandle handle);
   void got_node_to_download(adnl::AdnlNodeIdShort node);
   void got_block_state_description(td::BufferSlice data_description);
diff --git a/validator/shard-client.cpp b/validator/shard-client.cpp
index d9cdcf7e..ac86cf37 100644
--- a/validator/shard-client.cpp
+++ b/validator/shard-client.cpp
@@ -74,29 +74,30 @@ void ShardClient::got_init_state_from_db(td::Ref<MasterchainState> state) {
 }
 
 void ShardClient::start_up_init_mode() {
-  auto P = td::PromiseCreator::lambda([SelfId = actor_id(this)](td::Result<td::Unit> R) {
-    R.ensure();
-    td::actor::send_closure(SelfId, &ShardClient::apply_all_shards);
-  });
-
-  td::MultiPromise mp;
-  auto ig = mp.init_guard();
-  ig.add_promise(std::move(P));
-
-  auto vec = masterchain_state_->get_shards();
-  for (auto &shard : vec) {
-    if (opts_->need_monitor(shard->shard(), masterchain_state_)) {
-      auto P = td::PromiseCreator::lambda([promise = ig.get_promise()](td::Result<td::Ref<ShardState>> R) mutable {
-        R.ensure();
-        promise.set_value(td::Unit());
-      });
-
-      td::actor::create_actor<DownloadShardState>("downloadstate", shard->top_block_id(),
-                                                  masterchain_block_handle_->id(), 2, manager_,
-                                                  td::Timestamp::in(3600 * 3), std::move(P))
-          .release();
+  std::vector<BlockIdExt> shards;
+  for (const auto& s : masterchain_state_->get_shards()) {
+    if (opts_->need_monitor(s->shard(), masterchain_state_)) {
+      shards.push_back(s->top_block_id());
     }
   }
+  download_shard_states(masterchain_block_handle_->id(), std::move(shards), 0);
+}
+
+void ShardClient::download_shard_states(BlockIdExt masterchain_block_id, std::vector<BlockIdExt> shards, size_t idx) {
+  if (idx >= shards.size()) {
+    LOG(WARNING) << "downloaded all shard states";
+    applied_all_shards();
+    return;
+  }
+  BlockIdExt block_id = shards[idx];
+  td::actor::create_actor<DownloadShardState>(
+      "downloadstate", block_id, masterchain_block_handle_->id(), 2, manager_, td::Timestamp::in(3600 * 5),
+      [=, SelfId = actor_id(this), shards = std::move(shards)](td::Result<td::Ref<ShardState>> R) {
+        R.ensure();
+        td::actor::send_closure(SelfId, &ShardClient::download_shard_states, masterchain_block_id, std::move(shards),
+                                idx + 1);
+      })
+      .release();
 }
 
 void ShardClient::applied_all_shards() {
diff --git a/validator/shard-client.hpp b/validator/shard-client.hpp
index ea816192..7c2c978c 100644
--- a/validator/shard-client.hpp
+++ b/validator/shard-client.hpp
@@ -64,19 +64,12 @@ class ShardClient : public td::actor::Actor {
 
   void start_up() override;
   void start_up_init_mode();
-  void start_up_init_mode_finished();
+  void download_shard_states(BlockIdExt masterchain_block_id, std::vector<BlockIdExt> shards, size_t idx);
   void start();
   void got_state_from_db(BlockIdExt masterchain_block_id);
   void got_init_handle_from_db(BlockHandle handle);
   void got_init_state_from_db(td::Ref<MasterchainState> state);
 
-  void im_download_shard_state(BlockIdExt block_id, td::Promise<td::Unit> promise);
-  void im_downloaded_zero_state(BlockIdExt block_id, td::BufferSlice data, td::Promise<td::Unit> promise);
-  void im_downloaded_proof_link(BlockIdExt block_id, td::BufferSlice data, td::Promise<td::Unit> promise);
-  void im_checked_proof_link(BlockIdExt block_id, td::Promise<td::Unit> promise);
-  void im_downloaded_shard_state(BlockIdExt block_id, td::Promise<td::Unit> promise);
-  void im_got_shard_handle(BlockHandle handle, td::Promise<td::Unit> promise);
-
   void new_masterchain_block_id(BlockIdExt masterchain_block_id);
   void got_masterchain_block_handle(BlockHandle handle);
   void download_masterchain_state();
diff --git a/validator/validator-group.cpp b/validator/validator-group.cpp
index 0c390760..118b9c11 100644
--- a/validator/validator-group.cpp
+++ b/validator/validator-group.cpp
@@ -18,6 +18,7 @@
 */
 #include "validator-group.hpp"
 #include "fabric.h"
+#include "full-node-master.hpp"
 #include "ton/ton-io.hpp"
 #include "td/utils/overloaded.h"
 #include "common/delay.h"
@@ -30,8 +31,14 @@ namespace ton {
 
 namespace validator {
 
+static bool need_send_candidate_broadcast(const validatorsession::BlockSourceInfo &source_info, bool is_masterchain) {
+  return source_info.first_block_round == source_info.round && source_info.source_priority == 0 && !is_masterchain;
+}
+
 void ValidatorGroup::generate_block_candidate(
-    td::uint32 round_id, td::Promise<validatorsession::ValidatorSession::GeneratedCandidate> promise) {
+    validatorsession::BlockSourceInfo source_info,
+    td::Promise<validatorsession::ValidatorSession::GeneratedCandidate> promise) {
+  td::uint32 round_id = source_info.round;
   if (round_id > last_known_round_id_) {
     last_known_round_id_ = round_id;
   }
@@ -53,14 +60,16 @@ void ValidatorGroup::generate_block_candidate(
   cached_collated_block_->promises.push_back(promise.wrap([](BlockCandidate &&res) {
     return validatorsession::ValidatorSession::GeneratedCandidate{std::move(res), false};
   }));
-  td::Promise<BlockCandidate> P = [SelfId = actor_id(this),
-                                   cache = cached_collated_block_](td::Result<BlockCandidate> R) {
-    td::actor::send_closure(SelfId, &ValidatorGroup::generated_block_candidate, std::move(cache), std::move(R));
+  td::Promise<BlockCandidate> P = [SelfId = actor_id(this), cache = cached_collated_block_,
+                                   source_info](td::Result<BlockCandidate> R) {
+    td::actor::send_closure(SelfId, &ValidatorGroup::generated_block_candidate, source_info, std::move(cache),
+                            std::move(R));
   };
-  collate_block(round_id, td::Timestamp::in(10.0), std::move(P));
+  collate_block(source_info, td::Timestamp::in(10.0), std::move(P));
 }
 
-void ValidatorGroup::generated_block_candidate(std::shared_ptr<CachedCollatedBlock> cache,
+void ValidatorGroup::generated_block_candidate(validatorsession::BlockSourceInfo source_info,
+                                               std::shared_ptr<CachedCollatedBlock> cache,
                                                td::Result<BlockCandidate> R) {
   if (R.is_error()) {
     for (auto &p : cache->promises) {
@@ -72,6 +81,9 @@ void ValidatorGroup::generated_block_candidate(std::shared_ptr<CachedCollatedBlo
   } else {
     auto candidate = R.move_as_ok();
     add_available_block_candidate(candidate.pubkey.as_bits256(), candidate.id, candidate.collated_file_hash);
+    if (need_send_candidate_broadcast(source_info, shard_.is_masterchain())) {
+      send_block_candidate_broadcast(candidate.id, candidate.data.clone());
+    }
     cache->result = std::move(candidate);
     for (auto &p : cache->promises) {
       p.set_value(cache->result.value().clone());
@@ -80,8 +92,9 @@ void ValidatorGroup::generated_block_candidate(std::shared_ptr<CachedCollatedBlo
   cache->promises.clear();
 }
 
-void ValidatorGroup::validate_block_candidate(td::uint32 round_id, BlockCandidate block,
+void ValidatorGroup::validate_block_candidate(validatorsession::BlockSourceInfo source_info, BlockCandidate block,
                                               td::Promise<std::pair<UnixTime, bool>> promise) {
+  td::uint32 round_id = source_info.round;
   if (round_id > last_known_round_id_) {
     last_known_round_id_ = round_id;
   }
@@ -100,7 +113,7 @@ void ValidatorGroup::validate_block_candidate(td::uint32 round_id, BlockCandidat
     return;
   }
 
-  auto P = td::PromiseCreator::lambda([SelfId = actor_id(this), round_id, block = block.clone(),
+  auto P = td::PromiseCreator::lambda([SelfId = actor_id(this), source_info, block = block.clone(),
                                        promise = std::move(promise)](td::Result<ValidateCandidateResult> R) mutable {
     if (R.is_error()) {
       auto S = R.move_as_error();
@@ -108,19 +121,22 @@ void ValidatorGroup::validate_block_candidate(td::uint32 round_id, BlockCandidat
         LOG(ERROR) << "failed to validate candidate: " << S;
       }
       delay_action(
-          [SelfId, round_id, block = std::move(block), promise = std::move(promise)]() mutable {
-            td::actor::send_closure(SelfId, &ValidatorGroup::validate_block_candidate, round_id, std::move(block),
-                                    std::move(promise));
+          [SelfId, source_info, block = std::move(block), promise = std::move(promise)]() mutable {
+            td::actor::send_closure(SelfId, &ValidatorGroup::validate_block_candidate, std::move(source_info),
+                                    std::move(block), std::move(promise));
           },
           td::Timestamp::in(0.1));
     } else {
       auto v = R.move_as_ok();
       v.visit(td::overloaded(
           [&](UnixTime ts) {
-            td::actor::send_closure(SelfId, &ValidatorGroup::update_approve_cache, block_to_cache_key(block),
-                                    ts);
+            td::actor::send_closure(SelfId, &ValidatorGroup::update_approve_cache, block_to_cache_key(block), ts);
             td::actor::send_closure(SelfId, &ValidatorGroup::add_available_block_candidate, block.pubkey.as_bits256(),
                                     block.id, block.collated_file_hash);
+            if (need_send_candidate_broadcast(source_info, block.id.is_masterchain())) {
+              td::actor::send_closure(SelfId, &ValidatorGroup::send_block_candidate_broadcast, block.id,
+                                      block.data.clone());
+            }
             promise.set_value({ts, false});
           },
           [&](CandidateReject reject) {
@@ -142,13 +158,14 @@ void ValidatorGroup::update_approve_cache(CacheKey key, UnixTime value) {
   approved_candidates_cache_[key] = value;
 }
 
-void ValidatorGroup::accept_block_candidate(td::uint32 round_id, PublicKeyHash src, td::BufferSlice block_data,
+void ValidatorGroup::accept_block_candidate(validatorsession::BlockSourceInfo source_info, td::BufferSlice block_data,
                                             RootHash root_hash, FileHash file_hash,
                                             std::vector<BlockSignature> signatures,
                                             std::vector<BlockSignature> approve_signatures,
                                             validatorsession::ValidatorSessionStats stats,
                                             td::Promise<td::Unit> promise) {
   stats.cc_seqno = validator_set_->get_catchain_seqno();
+  td::uint32 round_id = source_info.round;
   if (round_id >= last_known_round_id_) {
     last_known_round_id_ = round_id + 1;
   }
@@ -167,8 +184,23 @@ void ValidatorGroup::accept_block_candidate(td::uint32 round_id, PublicKeyHash s
   td::actor::send_closure(manager_, &ValidatorManager::log_validator_session_stats, next_block_id, std::move(stats));
   auto block =
       block_data.size() > 0 ? create_block(next_block_id, std::move(block_data)).move_as_ok() : td::Ref<BlockData>{};
+
+  // Creator of the block sends broadcast to public overlays
+  // Creator of the block sends broadcast to private block overlay unless candidate broadcast was sent
+  // Any node sends broadcast to custom overlays unless candidate broadcast was sent
+  int send_broadcast_mode = 0;
+  bool sent_candidate = sent_candidate_broadcasts_.contains(block->block_id());
+  if (source_info.source.compute_short_id() == local_id_) {
+    send_broadcast_mode |= fullnode::FullNode::broadcast_mode_public;
+    if (!sent_candidate) {
+      send_broadcast_mode |= fullnode::FullNode::broadcast_mode_private_block;
+    }
+  }
+  if (!sent_candidate) {
+    send_broadcast_mode |= fullnode::FullNode::broadcast_mode_custom;
+  }
   accept_block_query(next_block_id, std::move(block), std::move(prev_block_ids_), std::move(sig_set),
-                     std::move(approve_sig_set), src == local_id_, std::move(promise));
+                     std::move(approve_sig_set), send_broadcast_mode, std::move(promise));
   prev_block_ids_ = std::vector<BlockIdExt>{next_block_id};
   cached_collated_block_ = nullptr;
   approved_candidates_cache_.clear();
@@ -177,7 +209,7 @@ void ValidatorGroup::accept_block_candidate(td::uint32 round_id, PublicKeyHash s
 
 void ValidatorGroup::accept_block_query(BlockIdExt block_id, td::Ref<BlockData> block, std::vector<BlockIdExt> prev,
                                         td::Ref<BlockSignatureSet> sig_set, td::Ref<BlockSignatureSet> approve_sig_set,
-                                        bool send_broadcast, td::Promise<td::Unit> promise, bool is_retry) {
+                                        int send_broadcast_mode, td::Promise<td::Unit> promise, bool is_retry) {
   auto P = td::PromiseCreator::lambda([=, SelfId = actor_id(this),
                                        promise = std::move(promise)](td::Result<td::Unit> R) mutable {
     if (R.is_error()) {
@@ -187,7 +219,7 @@ void ValidatorGroup::accept_block_query(BlockIdExt block_id, td::Ref<BlockData>
       }
       LOG_CHECK(R.error().code() == ErrorCode::timeout || R.error().code() == ErrorCode::notready) << R.move_as_error();
       td::actor::send_closure(SelfId, &ValidatorGroup::accept_block_query, block_id, std::move(block),
-                              std::move(prev), std::move(sig_set), std::move(approve_sig_set), send_broadcast,
+                              std::move(prev), std::move(sig_set), std::move(approve_sig_set), send_broadcast_mode,
                               std::move(promise), true);
     } else {
       promise.set_value(R.move_as_ok());
@@ -195,7 +227,7 @@ void ValidatorGroup::accept_block_query(BlockIdExt block_id, td::Ref<BlockData>
   });
 
   run_accept_block_query(block_id, std::move(block), std::move(prev), validator_set_, std::move(sig_set),
-                         std::move(approve_sig_set), send_broadcast, monitoring_shard_, manager_, std::move(P));
+                         std::move(approve_sig_set), send_broadcast_mode, monitoring_shard_, manager_, std::move(P));
 }
 
 void ValidatorGroup::skip_round(td::uint32 round_id) {
@@ -231,8 +263,9 @@ std::unique_ptr<validatorsession::ValidatorSession::Callback> ValidatorGroup::ma
    public:
     Callback(td::actor::ActorId<ValidatorGroup> id) : id_(id) {
     }
-    void on_candidate(td::uint32 round, PublicKey source, validatorsession::ValidatorSessionRootHash root_hash,
-                      td::BufferSlice data, td::BufferSlice collated_data,
+    void on_candidate(validatorsession::BlockSourceInfo source_info,
+                      validatorsession::ValidatorSessionRootHash root_hash, td::BufferSlice data,
+                      td::BufferSlice collated_data,
                       td::Promise<validatorsession::ValidatorSession::CandidateDecision> promise) override {
       auto P =
           td::PromiseCreator::lambda([promise = std::move(promise)](td::Result<std::pair<td::uint32, bool>> R) mutable {
@@ -247,18 +280,19 @@ std::unique_ptr<validatorsession::ValidatorSession::Callback> ValidatorGroup::ma
             }
           });
 
-      BlockCandidate candidate{Ed25519_PublicKey{source.ed25519_value().raw()},
+      BlockCandidate candidate{Ed25519_PublicKey{source_info.source.ed25519_value().raw()},
                                BlockIdExt{0, 0, 0, root_hash, sha256_bits256(data.as_slice())},
                                sha256_bits256(collated_data.as_slice()), data.clone(), collated_data.clone()};
 
-      td::actor::send_closure(id_, &ValidatorGroup::validate_block_candidate, round, std::move(candidate),
-                              std::move(P));
+      td::actor::send_closure(id_, &ValidatorGroup::validate_block_candidate, std::move(source_info),
+                              std::move(candidate), std::move(P));
     }
-    void on_generate_slot(td::uint32 round,
+    void on_generate_slot(validatorsession::BlockSourceInfo source_info,
                           td::Promise<validatorsession::ValidatorSession::GeneratedCandidate> promise) override {
-      td::actor::send_closure(id_, &ValidatorGroup::generate_block_candidate, round, std::move(promise));
+      td::actor::send_closure(id_, &ValidatorGroup::generate_block_candidate, std::move(source_info),
+                              std::move(promise));
     }
-    void on_block_committed(td::uint32 round, PublicKey source, validatorsession::ValidatorSessionRootHash root_hash,
+    void on_block_committed(validatorsession::BlockSourceInfo source_info, validatorsession::ValidatorSessionRootHash root_hash,
                             validatorsession::ValidatorSessionFileHash file_hash, td::BufferSlice data,
                             std::vector<std::pair<PublicKeyHash, td::BufferSlice>> signatures,
                             std::vector<std::pair<PublicKeyHash, td::BufferSlice>> approve_signatures,
@@ -272,9 +306,9 @@ std::unique_ptr<validatorsession::ValidatorSession::Callback> ValidatorGroup::ma
         approve_sigs.emplace_back(BlockSignature{sig.first.bits256_value(), std::move(sig.second)});
       }
       auto P = td::PromiseCreator::lambda([](td::Result<td::Unit>) {});
-      td::actor::send_closure(id_, &ValidatorGroup::accept_block_candidate, round, source.compute_short_id(),
-                              std::move(data), root_hash, file_hash, std::move(sigs), std::move(approve_sigs),
-                              std::move(stats), std::move(P));
+      td::actor::send_closure(id_, &ValidatorGroup::accept_block_candidate, std::move(source_info), std::move(data),
+                              root_hash, file_hash, std::move(sigs), std::move(approve_sigs), std::move(stats),
+                              std::move(P));
     }
     void on_block_skipped(td::uint32 round) override {
       td::actor::send_closure(id_, &ValidatorGroup::skip_round, round);
@@ -363,7 +397,7 @@ void ValidatorGroup::start(std::vector<BlockIdExt> prev, BlockIdExt min_masterch
     auto block =
         p.block.size() > 0 ? create_block(next_block_id, std::move(p.block)).move_as_ok() : td::Ref<BlockData>{};
     accept_block_query(next_block_id, std::move(block), std::move(prev_block_ids_), std::move(p.sigs),
-                       std::move(p.approve_sigs), false, std::move(p.promise));
+                       std::move(p.approve_sigs), 0, std::move(p.promise));
     prev_block_ids_ = std::vector<BlockIdExt>{next_block_id};
   }
   postponed_accept_.clear();
@@ -463,9 +497,9 @@ void ValidatorGroup::get_validator_group_info_for_litequery_cont(
   promise.set_result(std::move(result));
 }
 
-void ValidatorGroup::collate_block(td::uint32 round_id, td::Timestamp timeout, td::Promise<BlockCandidate> promise,
-                                   unsigned max_retries) {
-  if (round_id < last_known_round_id_) {
+void ValidatorGroup::collate_block(validatorsession::BlockSourceInfo source_info, td::Timestamp timeout,
+                                   td::Promise<BlockCandidate> promise, unsigned max_retries) {
+  if (source_info.round < last_known_round_id_) {
     promise.set_error(td::Status::Error("too old"));
     return;
   }
@@ -528,7 +562,7 @@ void ValidatorGroup::collate_block(td::uint32 round_id, td::Timestamp timeout, t
     LOG(WARNING) << "collate query for " << next_block_id.to_str() << ": " << R.error() << ", time=" << timer.elapsed()
                  << "s, " << (retry ? "retrying" : "giving up");
     if (retry) {
-      td::actor::send_closure(SelfId, &ValidatorGroup::collate_block, round_id, timeout, std::move(promise),
+      td::actor::send_closure(SelfId, &ValidatorGroup::collate_block, source_info, timeout, std::move(promise),
                               max_retries - 1);
     } else {
       promise.set_result(td::Status::Error(ErrorCode::timeout, "timeout"));
@@ -549,7 +583,7 @@ void ValidatorGroup::collate_block(td::uint32 round_id, td::Timestamp timeout, t
           promise.set_error(R.move_as_error_prefix("rldp query failed: "));
           return;
         }
-        td::actor::send_closure(SelfId, &ValidatorGroup::receive_collate_query_response, round_id, R.move_as_ok(),
+        td::actor::send_closure(SelfId, &ValidatorGroup::receive_collate_query_response, source_info, R.move_as_ok(),
                                 trusted_collator, std::move(promise));
       });
   LOG(INFO) << "sending collate query for " << next_block_id.to_str() << ": send to " << collator_adnl_id;
@@ -560,24 +594,24 @@ void ValidatorGroup::collate_block(td::uint32 round_id, td::Timestamp timeout, t
                           std::move(P), timeout, std::move(query), max_answer_size);
 }
 
-void ValidatorGroup::receive_collate_query_response(td::uint32 round_id, td::BufferSlice data, bool trusted_collator,
-                                                    td::Promise<BlockCandidate> promise) {
-  if (round_id < last_known_round_id_) {
+void ValidatorGroup::receive_collate_query_response(validatorsession::BlockSourceInfo source_info, td::BufferSlice data,
+                                                    bool trusted_collator, td::Promise<BlockCandidate> promise) {
+  if (source_info.round < last_known_round_id_) {
     promise.set_error(td::Status::Error("too old"));
     return;
   }
   TRY_RESULT_PROMISE(promise, f, fetch_tl_object<ton_api::collatorNode_GenerateBlockResult>(data, true));
   td::Result<BlockCandidate> res;
   ton_api::downcast_call(*f, td::overloaded(
-      [&](ton_api::collatorNode_generateBlockError &r) {
-        td::Status error = td::Status::Error(r.code_, r.message_);
-        res = error.move_as_error_prefix("collate query: ");
-      },
-      [&](ton_api::collatorNode_generateBlockSuccess &r) {
-        res = CollatorNode::deserialize_candidate(
-            std::move(r.candidate_),
-            config_.max_block_size + config_.max_collated_data_size + 1024);
-      }));
+                                 [&](ton_api::collatorNode_generateBlockError &r) {
+                                   td::Status error = td::Status::Error(r.code_, r.message_);
+                                   res = error.move_as_error_prefix("collate query: ");
+                                 },
+                                 [&](ton_api::collatorNode_generateBlockSuccess &r) {
+                                   res = CollatorNode::deserialize_candidate(
+                                       std::move(r.candidate_),
+                                       config_.max_block_size + config_.max_collated_data_size + 1024);
+                                 }));
   TRY_RESULT_PROMISE(promise, candidate, std::move(res));
   if (candidate.pubkey.as_bits256() != local_id_full_.ed25519_value().raw()) {
     promise.set_error(td::Status::Error("collate query: block candidate source mismatch"));
@@ -600,7 +634,7 @@ void ValidatorGroup::receive_collate_query_response(td::uint32 round_id, td::Buf
         }
         promise.set_result(std::move(candidate));
       });
-  validate_block_candidate(round_id, std::move(candidate), std::move(P));
+  validate_block_candidate(source_info, std::move(candidate), std::move(P));
 }
 
 }  // namespace validator
diff --git a/validator/validator-group.hpp b/validator/validator-group.hpp
index c278c276..38fc9fb4 100644
--- a/validator/validator-group.hpp
+++ b/validator/validator-group.hpp
@@ -34,18 +34,18 @@ class ValidatorManager;
 
 class ValidatorGroup : public td::actor::Actor {
  public:
-  void generate_block_candidate(td::uint32 round_id,
+  void generate_block_candidate(validatorsession::BlockSourceInfo source_info,
                                 td::Promise<validatorsession::ValidatorSession::GeneratedCandidate> promise);
-  void validate_block_candidate(td::uint32 round_id, BlockCandidate block,
+  void validate_block_candidate(validatorsession::BlockSourceInfo source_info, BlockCandidate block,
                                 td::Promise<std::pair<UnixTime, bool>> promise);
-  void accept_block_candidate(td::uint32 round_id, PublicKeyHash src, td::BufferSlice block, RootHash root_hash,
+  void accept_block_candidate(validatorsession::BlockSourceInfo source_info, td::BufferSlice block, RootHash root_hash,
                               FileHash file_hash, std::vector<BlockSignature> signatures,
                               std::vector<BlockSignature> approve_signatures,
                               validatorsession::ValidatorSessionStats stats, td::Promise<td::Unit> promise);
   void skip_round(td::uint32 round);
   void accept_block_query(BlockIdExt block_id, td::Ref<BlockData> block, std::vector<BlockIdExt> prev,
                           td::Ref<BlockSignatureSet> sigs, td::Ref<BlockSignatureSet> approve_sigs,
-                          bool send_broadcast, td::Promise<td::Unit> promise, bool is_retry = false);
+                          int send_broadcast_mode, td::Promise<td::Unit> promise, bool is_retry = false);
   void get_approved_candidate(PublicKey source, RootHash root_hash, FileHash file_hash,
                               FileHash collated_data_file_hash, td::Promise<BlockCandidate> promise);
   BlockIdExt create_next_block_id(RootHash root_hash, FileHash file_hash) const;
@@ -97,10 +97,10 @@ class ValidatorGroup : public td::actor::Actor {
 
  private:
   std::unique_ptr<validatorsession::ValidatorSession::Callback> make_validator_session_callback();
-  void collate_block(td::uint32 round_id, td::Timestamp timeout, td::Promise<BlockCandidate> promise,
-                          unsigned max_retries = 4);
-  void receive_collate_query_response(td::uint32 round_id, td::BufferSlice data, bool trusted_collator,
-                                      td::Promise<BlockCandidate> promise);
+  void collate_block(validatorsession::BlockSourceInfo source_info, td::Timestamp timeout,
+                     td::Promise<BlockCandidate> promise, unsigned max_retries = 4);
+  void receive_collate_query_response(validatorsession::BlockSourceInfo source_info, td::BufferSlice data,
+                                      bool trusted_collator, td::Promise<BlockCandidate> promise);
 
   struct PostponedAccept {
     RootHash root_hash;
@@ -150,7 +150,8 @@ class ValidatorGroup : public td::actor::Actor {
   std::shared_ptr<CachedCollatedBlock> cached_collated_block_;
   td::CancellationTokenSource cancellation_token_source_;
 
-  void generated_block_candidate(std::shared_ptr<CachedCollatedBlock> cache, td::Result<BlockCandidate> R);
+  void generated_block_candidate(validatorsession::BlockSourceInfo source_info,
+                                 std::shared_ptr<CachedCollatedBlock> cache, td::Result<BlockCandidate> R);
 
   using CacheKey = std::tuple<td::Bits256, BlockIdExt, FileHash, FileHash>;
   std::map<CacheKey, UnixTime> approved_candidates_cache_;
@@ -171,6 +172,16 @@ class ValidatorGroup : public td::actor::Actor {
   void add_available_block_candidate(td::Bits256 source, BlockIdExt id, FileHash collated_data_hash) {
     available_block_candidates_.emplace(source, id, collated_data_hash);
   }
+
+  std::set<BlockIdExt> sent_candidate_broadcasts_;
+
+  void send_block_candidate_broadcast(BlockIdExt id, td::BufferSlice data) {
+    if (sent_candidate_broadcasts_.insert(id).second) {
+      td::actor::send_closure(manager_, &ValidatorManager::send_block_candidate_broadcast, id,
+                              validator_set_->get_catchain_seqno(), validator_set_->get_validator_set_hash(),
+                              std::move(data));
+    }
+  }
 };
 
 }  // namespace validator
diff --git a/validator/validator.h b/validator/validator.h
index 138b68b1..45807676 100644
--- a/validator/validator.h
+++ b/validator/validator.h
@@ -188,7 +188,7 @@ class ValidatorManagerInterface : public td::actor::Actor {
     virtual void send_shard_block_info(BlockIdExt block_id, CatchainSeqno cc_seqno, td::BufferSlice data) = 0;
     virtual void send_block_candidate(BlockIdExt block_id, CatchainSeqno cc_seqno, td::uint32 validator_set_hash,
                                       td::BufferSlice data) = 0;
-    virtual void send_broadcast(BlockBroadcast broadcast, bool custom_overlays_only = false) = 0;
+    virtual void send_broadcast(BlockBroadcast broadcast, int mode) = 0;
     virtual void download_block(BlockIdExt block_id, td::uint32 priority, td::Timestamp timeout,
                                 td::Promise<ReceivedBlock> promise) = 0;
     virtual void download_zero_state(BlockIdExt block_id, td::uint32 priority, td::Timestamp timeout,