RTP Stream Transmission Failure - getaddrinfo Fails to Parse Service Port "30000/2" Format

[pengwang7]

Description:

When using SIPp's play_pcap_audio feature to play RTP audio, encountering getaddrinfo failed: Name or service not known error, causing RTP stream transmission to fail.

The ‘service’ parameter for the gai_getsockaddr is "30000/2".

Remote SDP:

c=IN IP4 10.22.96.233
t=0 0
m=audio 30000/2 RTP/AVP 0 101
a=rtpmap:0 PCMU/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
a=sendrecv