diff --git a/trunk/conf/full.conf b/trunk/conf/full.conf
index 89139b042..5da66b05b 100644
--- a/trunk/conf/full.conf
+++ b/trunk/conf/full.conf
@@ -362,8 +362,8 @@ stream_caster {
     #           rtmp://127.0.0.1/live/[stream]
     #       where the [stream] is the VideoChannelCodecID.
     output          rtmp://127.0.0.1/live/[stream];
-    # the listen port for stream caster.
-    #       for gb28181 caster, listen at udp port. for example, 9000.
+    # the listen TCP/UDP port for stream caster.
+    #       for gb28181 caster, listen at TCP/UDP port. for example, 9000.
     # @remark We can bundle all gb28181 to this port, to reuse this port.
     #       User can choose to bundle port in API port_mode or SIP invite_port_fixed.
     listen          9000;
@@ -405,7 +405,7 @@ stream_caster {
         # Whether enable embeded SIP server.
         # default: on
         enabled         on;
-        # The SIP listen port.
+        # The SIP listen TCP/UDP port.
         # default: 5060
         listen          5060;
         # The SIP server ID.
diff --git a/trunk/doc/Resources.md b/trunk/doc/Resources.md
index 7a0f056c4..3025bfa7c 100644
--- a/trunk/doc/Resources.md
+++ b/trunk/doc/Resources.md
@@ -23,8 +23,8 @@ For optional stream caster services, to push streams to SRS:
 * udp://8935, Stream Caster: [Push MPEGTS over UDP](https://github.com/ossrs/srs/wiki/v4_CN_Streamer#push-mpeg-ts-over-udp) server.
 * tcp://554, Stream Caster: [Push RTSP](https://github.com/ossrs/srs/wiki/v4_CN_Streamer#push-rtsp-to-srs) server.
 * tcp://8936, Stream Caster: [Push HTTP-FLV](https://github.com/ossrs/srs/wiki/v4_CN_Streamer#push-http-flv-to-srs) server.
-* tcp://5060, Stream Caster: [Push GB28181 SIP](https://github.com/ossrs/srs/issues/1500#issuecomment-606695679) server.
-* udp://9000, Stream Caster: [Push GB28181 Media(bundle)](https://github.com/ossrs/srs/issues/1500#issuecomment-606695679) server.
+* tcp://5060, udp://5060, Stream Caster: [Push GB28181 SIP](https://github.com/ossrs/srs/issues/1500#issuecomment-606695679) server.
+* udp://9000, udp://9000, Stream Caster: [Push GB28181 Media(bundle)](https://github.com/ossrs/srs/issues/1500#issuecomment-606695679) server.
 * udp://58200-58300, Stream Caster: [Push GB28181 Media(no-bundle)](https://github.com/ossrs/srs/issues/1500#issuecomment-606695679) server.
 * udp://10080, Stream Caster: [Push SRT Media](https://github.com/ossrs/srs/issues/1147#issuecomment-577469119) server.