[asterisk-bugs] [JIRA] (ASTERISK-29438) TURN Server never added to ICE candidate list.

[Chris (JIRA)]

Chris created ASTERISK-29438:
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             Summary: TURN Server never added to ICE candidate list.
                 Key: ASTERISK-29438
                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-29438
             Project: Asterisk
          Issue Type: Bug
      Security Level: None
          Components: pjproject/pjsip, Resources/res_rtp_asterisk
    Affects Versions: 16.17.0
         Environment: Network topology requiring TURN
 using PJSIP
            Reporter: Chris
         Attachments: no-turn-candidates.zip

The configured TURN server is never added to the ICE candidate list offered via SIP/SDP
The assumed reason is that, after receiving status 400 (Bad request) Asterisk stops sending request and shuts down the 

According to the RFC, a status 400 does not necessary means the procedure has to stop.
See: https://tools.ietf.org/id/draft-ietf-tram-stunbis-13.html#section.bid-down

NOTE : The PCAP contains 4 requests,  these are for audio, video and their 2 RTCP counterparts.
But each of those 4 are only tried once.







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