search

MayamaTakeshi / sip-lab

A node module that helps to write SIP functional tests
3 stars 2 forks source link

Function find_sdp_media_by_media_endpt and find_media_endpt_by_sdp_media should check transport of each sdp_media #63

Closed MayamaTakeshi closed 5 months ago

MayamaTakeshi commented 6 months ago

This is to permit to differentiate same type of media (for example, audio but using different transports RTP/AVP or RTP/SAVP) Ex:

SDP Offer:
v=0
o=- 6802921135 42539 IN IP4 123.12.170.170
s=vokldis
c=IN IP4 103.123.195.237
t=0 0
m=audio 59454 RTP/SAVP 3 18 101
a=fmtp:18 annexb=no
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
a=crypto:1 AES_CM_128_HMAC_SHA1_80 inline:k436fLbKPMbchV79TI5yRLTxtPHG08jvl12DKWNg
a=crypto:2 AES_CM_128_HMAC_SHA1_32 inline:gabwSsJ598QLtWzFOv/psvxcfFy7iWXBBrcmUO1O
a=ptime:20
m=audio 59454 RTP/AVP 3 18 101
a=fmtp:18 annexb=no
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
a=ptime:20

SDP Answer:
v=0
o=FreeSWITCH 1702274547 1702274549 IN IP4 133.204.23.34
s=FreeSWITCH
c=IN IP4 133.204.23.34
t=0 0
m=audio 19018 RTP/SAVP 3
a=rtpmap:3 GSM/8000
a=ptime:20
a=sendrecv
a=crypto:1 AES_CM_128_HMAC_SHA1_80 inline:gvh7lFkuIgR9s/queLd/UtJdZI7aL6vJMmPhyHou
m=audio 0 RTP/AVP 19

There might be other similar functions that will require the same update.