为什么接入大华的IPC的RTSP服务器 就是不行呢，这是啥坑？
rtsp通信消息都走完了，下一步rtp流就没有了，什么坑吗？但是接入海康 三星等ipc都没问题，咨询客服就是vlc可以就是我自己的问题，我也知道是我自己问题，这不是不知道是什么问题才咨询你的吗？你这回答扯淡的吧，
OPTIONS rtsp://192.168.1.51:554/cam/realmonitor?channel=1&subtype=0 RTSP/1.0
CSeq: 1
User-Agent: avcit_rtspclient/1.0
RTSP/1.0 401 Unauthorized
CSeq: 1
WWW-Authenticate: Digest realm="Login to 4C056DEPAA0A088", nonce="5971f9c8f93f05f05a8f9fbc6599ddcd"
OPTIONS rtsp://192.168.1.51:554/cam/realmonitor?channel=1&subtype=0 RTSP/1.0
CSeq: 2
Authorization: Digest username="admin", realm="Login to 4C056DEPAA0A088", nonce="5971f9c8f93f05f05a8f9fbc6599ddcd", uri="rtsp://192.168.1.51:554/cam/realmonitor?channel=1&subtype=0", response="ed2eaecc3e3bc699452429cd00fd221f"
User-Agent: avcit_rtspclient/1.0
DESCRIBE rtsp://192.168.1.51:554/cam/realmonitor?channel=1&subtype=0 RTSP/1.0
CSeq: 3
Accept: application/sdp
Authorization: Digest username="admin", realm="Login to 4C056DEPAA0A088", nonce="5971f9c8f93f05f05a8f9fbc6599ddcd", uri="rtsp://192.168.1.51:554/cam/realmonitor?channel=1&subtype=0", response="688eae2e0d63fd765a68bc199d69d6e8"
User-Agent: avcit_rtspclient/1.0
RTSP/1.0 200 OK
CSeq: 2
Server: Rtsp Server/3.0
Public: OPTIONS, DESCRIBE, ANNOUNCE, SETUP, PLAY, RECORD, PAUSE, TEARDOWN, SET_PARAMETER, GET_PARAMETER
RTSP/1.0 200 OK
CSeq: 3
x-Accept-Dynamic-Rate: 1
Content-Base: rtsp://192.168.1.51:554/cam/realmonitor?channel=1&subtype=0/
Cache-Control: must-revalidate
Content-Length: 389
Content-Type: application/sdp
v=0
o=- 2251939609 2251939609 IN IP4 0.0.0.0
s=Media Server
c=IN IP4 0.0.0.0
t=0 0
a=control:*
a=packetization-supported:DH
a=rtppayload-supported:DH
a=range:npt=now-
m=video 0 RTP/AVP 96
a=control:trackID=0
a=framerate:25.000000
a=rtpmap:96 H264/90000
a=fmtp:96 packetization-mode=1;profile-level-id=64002A;sprop-parameter-sets=Z2QAKqwsaoHgCJ+WbgICAgQA,aO48sAA=
a=recvonly
SETUP rtsp://192.168.1.51:554/cam/realmonitor?channel=1&subtype=0/trackID=0 RTSP/1.0
CSeq: 4
Transport: RTP/AVP;unicast;client_port=20002-20003
Authorization: Digest username="admin", realm="Login to 4C056DEPAA0A088", nonce="5971f9c8f93f05f05a8f9fbc6599ddcd", uri="rtsp://192.168.1.51:554/cam/realmonitor?channel=1&subtype=0", response="b0d15da4fd4ca09ea912cf8e32060335"
User-Agent: avcit_rtspclient/1.0
RTSP/1.0 200 OK
CSeq: 4
Session: 1436344165;timeout=60
Transport: RTP/AVP/UDP;unicast;client_port=20002-20003;server_port=21680-21681;ssrc=0F0EDA80
x-Dynamic-Rate: 1
PLAY rtsp://192.168.1.51:554/cam/realmonitor?channel=1&subtype=0 RTSP/1.0
CSeq: 5
Session: 1436344165
Authorization: Digest username="admin", realm="Login to 4C056DEPAA0A088", nonce="5971f9c8f93f05f05a8f9fbc6599ddcd", uri="rtsp://192.168.1.51:554/cam/realmonitor?channel=1&subtype=0", response="8f6e7f17474a4a63c9f30ce6e38000d9"
User-Agent: avcit_rtspclient/1.0
RTSP/1.0 200 OK
CSeq: 5
Session: 1436344165
RTP-Info: url=trackID=0;seq=55936;rtptime=55936
GET_PARAMETER rtsp://192.168.1.51:554/cam/realmonitor?channel=1&subtype=0 RTSP/1.0
CSeq: 6
Session: 1436344165
Authorization: Digest username="admin", realm="Login to 4C056DEPAA0A088", nonce="5971f9c8f93f05f05a8f9fbc6599ddcd", uri="rtsp://192.168.1.51:554/cam/realmonitor?channel=1&subtype=0", response="e6adc9d522efd8fe1c2b816d791aad1e"
User-Agent: avcit_rtspclient/1.0
RTSP/1.0 200 OK
CSeq: 6
Session: 1436344165