diff --git a/trunk/conf/full.conf b/trunk/conf/full.conf
index fac379948..46b9229fc 100644
--- a/trunk/conf/full.conf
+++ b/trunk/conf/full.conf
@@ -325,6 +325,19 @@ rtc_server {
     candidate       *;
 }
 
+vhost rtc.vhost.srs.com {
+    rtc {
+        # Whether enable WebRTC server.
+        # default: off
+        enabled     on;
+        # The strategy for bframe.
+        #       keep        Keep bframe, which may make browser with playing problems.
+        #       discard     Discard bframe, maybe cause browser with little problems.
+        # default: keep
+        bframe      discard;
+    }
+}
+
 #############################################################################################
 # RTMP/HTTP VHOST sections
 #############################################################################################
diff --git a/trunk/src/app/srs_app_http_api.cpp b/trunk/src/app/srs_app_http_api.cpp
index 46c08ab79..2ea98230a 100644
--- a/trunk/src/app/srs_app_http_api.cpp
+++ b/trunk/src/app/srs_app_http_api.cpp
@@ -887,6 +887,7 @@ srs_error_t SrsGoApiSdp::do_serve_http(ISrsHttpResponseWriter* w, ISrsHttpMessag
     request.stream = stream_name;
     SrsSdp local_sdp;
     // TODO: FIXME: Maybe need a better name?
+    // TODO: FIXME: When server enabled, but vhost disabled, should report error.
     SrsRtcSession* rtc_session = rtc_server->create_rtc_session(request, remote_sdp, local_sdp);
 
     string local_sdp_str = "";