cmd 命令
route add 192.168.0.106 mask 255.255.255.255 192.168.0.1
wireshark启动wireshark 输入过滤 port 8554 使用vlc 启动链接 rtsp://192.168.0.106:8554/live wireshark 可以抓到本机的包，包如下：
抓包tcp方式 传输
OPTIONS rtsp://192.168.0.106:8554/live RTSP/1.0
CSeq: 2
User-Agent: LibVLC/3.0.10 (LIVE555 Streaming Media v2016.11.28)
RTSP/1.0 200 OK
CSeq: 2
Public: OPTIONS, DESCRIBE, SETUP, TEARDOWN, PLAY
DESCRIBE rtsp://192.168.0.106:8554/live RTSP/1.0
CSeq: 3
User-Agent: LibVLC/3.0.10 (LIVE555 Streaming Media v2016.11.28)
Accept: application/sdp
RTSP/1.0 200 OK
CSeq: 3
Content-Length: 306
Content-Type: application/sdp
v=0
o=- 91654612127 1 IN IP4 192.168.0.106
t=0 0
a=control:*
m=video 0 RTP/AVP 96
a=rtpmap:96 H264/90000
a=control:track0
m=audio 0 RTP/AVP 97
a=rtpmap:97 MPEG4-GENERIC/48000/2
a=fmtp:97 profile-level-id=1;mode=AAC-hbr;sizelength=13;indexlength=3;indexdeltalength=3;config=1190
a=control:track1
SETUP rtsp://192.168.0.106:8554/live/track0 RTSP/1.0
CSeq: 4
User-Agent: LibVLC/3.0.10 (LIVE555 Streaming Media v2016.11.28)
Transport: RTP/AVP/TCP;unicast;interleaved=0-1
RTSP/1.0 200 OK
CSeq: 4
Transport: RTP/AVP/TCP;unicast;interleaved=0-1
Session: 1560
SETUP rtsp://192.168.0.106:8554/live/track1 RTSP/1.0
CSeq: 5
User-Agent: LibVLC/3.0.10 (LIVE555 Streaming Media v2016.11.28)
Transport: RTP/AVP/TCP;unicast;interleaved=2-3
Session: 1560
RTSP/1.0 200 OK
CSeq: 5
Transport: RTP/AVP/TCP;unicast;interleaved=2-3
Session: 1560
PLAY rtsp://192.168.0.106:8554/live RTSP/1.0
CSeq: 6
User-Agent: LibVLC/3.0.10 (LIVE555 Streaming Media v2016.11.28)
Session: 1560
Range: npt=0.000-
RTSP/1.0 200 OK
CSeq: 6
Range: npt=0.000-
Session: 1560; timeout=60
