diff --git a/openmptcprouter/files/etc/init.d/openmptcprouter-vps b/openmptcprouter/files/etc/init.d/openmptcprouter-vps
index 0f3b63c10..60a2764cd 100755
--- a/openmptcprouter/files/etc/init.d/openmptcprouter-vps
+++ b/openmptcprouter/files/etc/init.d/openmptcprouter-vps
@@ -937,9 +937,9 @@ _vps_firewall_redirect_port() {
 						}
 						[ -n "$src_ip" ] && comment=" from $src_ip"
 						if [ "$target" = "ACCEPT" ]; then
-							checkfw=$(echo "$vpsfwlist" | grep "# OMR $username open router $src_dport port $protoi${comment}")
+							checkfw=$(echo "$vpsfwlist" | grep "# OMR $username open router $src_dport port ${protoi}${comment}")
 						else
-							checkfw=$(echo "$vpsfwlist" | grep "# OMR $username redirect router $src_dport port $protoi${comment}")
+							checkfw=$(echo "$vpsfwlist" | grep "# OMR $username redirect router $src_dport port ${protoi}${comment}")
 						fi
 					fi
 				else
@@ -954,9 +954,9 @@ _vps_firewall_redirect_port() {
 						[ -n "$src_dip" ] && comment=" to $src_dip"
 						[ -n "$src_ip" ] && comment=" from $src_ip"
 						if [ "$target" = "ACCEPT" ]; then
-							checkfw=$(echo "$vpsfw6list" | grep "# OMR $username open router $src_dport port $protoi${comment}")
+							checkfw=$(echo "$vpsfw6list" | grep "# OMR $username open router $src_dport port ${protoi}${comment}")
 						else
-							checkfw=$(echo "$vpsfw6list" | grep "# OMR $username redirect router $src_dport port $protoi${comment}")
+							checkfw=$(echo "$vpsfw6list" | grep "# OMR $username redirect router $src_dport port ${protoi}${comment}")
 						fi
 					fi
 				fi
@@ -978,11 +978,11 @@ _vps_firewall_redirect_port() {
 						[ -n "$src_dip" ] && comment=" to $src_dip"
 						[ -n "$src_ip" ] && comment=" from $src_ip"
 						if [ "$target" = "ACCEPT" ]; then
-							vpsfwlist=$(echo "$vpsfwlist" | grep -v "# OMR $username open router $src_dport port $protoi${comment}")
-							[ "$username" = "openmptcprouter" ] && vpsfwlist=$(echo "$vpsfwlist" | grep -v "# OMR open router $src_dport port $protoi${comment}")
+							vpsfwlist=$(echo "$vpsfwlist" | grep -v "# OMR $username open router $src_dport port ${protoi}${comment}")
+							[ "$username" = "openmptcprouter" ] && vpsfwlist=$(echo "$vpsfwlist" | grep -v "# OMR open router $src_dport port ${protoi}${comment}")
 						else
-							vpsfwlist=$(echo "$vpsfwlist" | grep -v "# OMR $username redirect router $src_dport port $protoi${comment}")
-							[ "$username" = "openmptcprouter" ] && vpsfwlist=$(echo "$vpsfwlist" | grep -v "# OMR redirect router $src_dport port $protoi${comment}")
+							vpsfwlist=$(echo "$vpsfwlist" | grep -v "# OMR $username redirect router $src_dport port ${protoi}${comment}")
+							[ "$username" = "openmptcprouter" ] && vpsfwlist=$(echo "$vpsfwlist" | grep -v "# OMR redirect router $src_dport port ${protoi}${comment}")
 						fi
 					fi
 				else
@@ -998,11 +998,11 @@ _vps_firewall_redirect_port() {
 						[ -n "$src_dip" ] && comment=" to $src_dip"
 						[ -n "$src_ip" ] && comment=" from $src_ip"
 						if [ "$target" = "ACCEPT" ]; then
-							vpsfw6list=$(echo "$vpsfw6list" | grep -v "# OMR $username open router $src_dport port $protoi${comment}")
-							[ "$username" = "openmptcprouter" ] && vpsfw6list=$(echo "$vpsfw6list" | grep -v "# OMR open router $src_dport port $protoi${comment}")
+							vpsfw6list=$(echo "$vpsfw6list" | grep -v "# OMR $username open router $src_dport port ${protoi}${comment}")
+							[ "$username" = "openmptcprouter" ] && vpsfw6list=$(echo "$vpsfw6list" | grep -v "# OMR open router $src_dport port ${protoi}${comment}")
 						else
-							vpsfw6list=$(echo "$vpsfw6list" | grep -v "# OMR $username redirect router $src_dport port $protoi${comment}")
-							[ "$username" = "openmptcprouter" ] && vpsfw6list=$(echo "$vpsfw6list" | grep -v "# OMR redirect router $src_dport port $protoi${comment}")
+							vpsfw6list=$(echo "$vpsfw6list" | grep -v "# OMR $username redirect router $src_dport port ${protoi}${comment}")
+							[ "$username" = "openmptcprouter" ] && vpsfw6list=$(echo "$vpsfw6list" | grep -v "# OMR redirect router $src_dport port ${protoi}${comment}")
 						fi
 					fi
 				fi
@@ -1018,44 +1018,44 @@ _vps_firewall_redirect_port() {
 							iptables-save --counters | sed "s:-d $src_dip/32::g" | iptables-restore -w
 						}
 						[ -n "$src_ip" ] && comment=" from $src_ip"
-						checkfw=$(echo "$vpsfwlist" | grep "# OMR $username open router $src_dport port $protoi${comment}")
+						checkfw=$(echo "$vpsfwlist" | grep "# OMR $username open router $src_dport port ${protoi}${comment}")
 					fi
 				else
 					if [ "$src_dip" = "" ] && [ "$src_ip" = "" ]; then
-						checkfw=$(echo "$vpsfw6list" | grep "$src_dport	# OMR $username open router $src_dport port $protoi")
+						checkfw=$(echo "$vpsfw6list" | grep "$src_dport	# OMR $username open router $src_dport port ${protoi}")
 					else
 						comment=""
 						[ -n "$src_dip" ] && comment=" to $src_dip"
 						[ -n "$src_ip" ] && comment=" from $src_ip"
-						checkfw=$(echo "$vpsfw6list" | grep "# OMR $username open router $src_dport port $protoi${comment}")
+						checkfw=$(echo "$vpsfw6list" | grep "# OMR $username open router $src_dport port ${protoi}${comment}")
 					fi
 				fi
 				if [ "$checkfw" = "" ]; then
-					settings='{"name" : "router '$src_dport'","port" : "'$src_dport'","source_dip" : "'$src_dip'","source_ip" : "'$src_ip'","proto" : "'$protoi'","fwtype" : "ACCEPT","ipproto" : "'$family'"}'
+					settings='{"name" : "router '$src_dport'","port" : "'$src_dport'","source_dip" : "'$src_dip'","source_ip" : "'$src_ip'","proto" : "'${protoi}'","fwtype" : "ACCEPT","ipproto" : "'$family'"}'
 					_set_json "shorewallopen" "$settings"
-					settings='{"name" : "router '$src_dport'","port" : "'$src_dport'","destip" : "'$dest_ip'","destport" : "'$dest_port'","proto" : "'$protoi'"}'
+					settings='{"name" : "router '$src_dport'","port" : "'$src_dport'","destip" : "'$dest_ip'","destport" : "'$dest_port'","proto" : "'${protoi}'"}'
 					_set_json "v2rayredirect" "$settings"
 				fi
 				if [ "$family" = "ipv4" ]; then
 					if [ "$src_dip" = "" ] && [ "$src_ip" = "" ]; then
-						vpsfwlist=$(echo "$vpsfwlist" | grep -v "$src_dport	# OMR $username open router $src_dport port $protoi")
-						[ "$username" = "openmptcprouter" ] && vpsfwlist=$(echo "$vpsfwlist" | grep -v "$src_dport	# OMR open router $src_dport port $protoi")
+						vpsfwlist=$(echo "$vpsfwlist" | grep -v "$src_dport	# OMR $username open router $src_dport port ${protoi}")
+						[ "$username" = "openmptcprouter" ] && vpsfwlist=$(echo "$vpsfwlist" | grep -v "$src_dport	# OMR open router $src_dport port ${protoi}")
 					else
 						comment=""
 						[ -n "$src_dip" ] && comment=" to $src_dip"
 						[ -n "$src_ip" ] && comment=" from $src_ip"
-						vpsfwlist=$(echo "$vpsfwlist" | grep -v "# OMR $username open router $src_dport port $protoi${comment}")
-						[ "$username" = "openmptcprouter" ] && vpsfwlist=$(echo "$vpsfwlist" | grep -v "# OMR open router $src_dport port $protoi${comment}")
+						vpsfwlist=$(echo "$vpsfwlist" | grep -v "# OMR $username open router $src_dport port ${protoi}${comment}")
+						[ "$username" = "openmptcprouter" ] && vpsfwlist=$(echo "$vpsfwlist" | grep -v "# OMR open router $src_dport port ${protoi}${comment}")
 					fi
 				else
 					if [ "$src_dip" = "" ] && [ "$src_ip" = "" ]; then
-						vpsfw6list=$(echo "$vpsfw6list" | grep -v "$src_dport	# OMR $username open router $src_dport port $protoi")
-						[ "$username" = "openmptcprouter" ] && vpsfw6list=$(echo "$vpsfw6list" | grep -v "$src_dport	# OMR open router $src_dport port $protoi")
+						vpsfw6list=$(echo "$vpsfw6list" | grep -v "$src_dport	# OMR $username open router $src_dport port ${protoi}")
+						[ "$username" = "openmptcprouter" ] && vpsfw6list=$(echo "$vpsfw6list" | grep -v "$src_dport	# OMR open router $src_dport port ${protoi}")
 					else
 						[ -n "$src_dip" ] && comment=" to $src_dip"
 						[ -n "$src_ip" ] && comment=" from $src_ip"
-						vpsfw6list=$(echo "$vpsfw6list" | grep -v "# OMR $username open router $src_dport port $protoi${comment}")
-						[ "$username" = "openmptcprouter" ] && vpsfw6list=$(echo "$vpsfw6list" | grep -v "# OMR open router $src_dport port $protoi${comment}")
+						vpsfw6list=$(echo "$vpsfw6list" | grep -v "# OMR $username open router $src_dport port ${protoi}${comment}")
+						[ "$username" = "openmptcprouter" ] && vpsfw6list=$(echo "$vpsfw6list" | grep -v "# OMR open router $src_dport port ${protoi}${comment}")
 					fi
 				fi
 			fi