[asterisk-bugs] [JIRA] (ASTERISK-24252) app_transfer fails with PJSIP channels

[Rusty Newton (JIRA)]

Rusty Newton created ASTERISK-24252:
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             Summary: app_transfer fails with PJSIP channels
                 Key: ASTERISK-24252
                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-24252
             Project: Asterisk
          Issue Type: Bug
      Security Level: None
          Components: Applications/app_transfer
    Affects Versions: SVN, 12.3.2, 12.5.0
         Environment: Linux Fedora 20
            Reporter: Private Name
            Assignee: Rusty Newton


When using PJSIP, the Transfer application does not behave like the when using the old SIP channel, i.e., generate 301 Redirect messages

Here is the trace
{noformat}
[Jul  9 21:39:29] DEBUG[47716][C-00000002]: pbx.c:4869 pbx_extension_helper: Launching 'Transfer'
    -- Executing [17274428141 at redirect:30] Transfer("PJSIP/Client.1.1.1.1-00000002", "PJSIP/17274428141;rn=+18134029999;npdi at 1.1.1.1") in new stack
[Jul  9 21:39:29] DEBUG[47716][C-00000002]: pbx.c:4869 pbx_extension_helper: Launching 'Verbose'
    -- Executing [17274428141 at redirect:31] Verbose("PJSIP/Client.1.1.1.1-00000002", "2,Transferred: 17274428141;rn=+18134029999;npdi at 1.1.1.1") in new stack
  == Transferred: 17274428141;rn=+18134029999;npdi at 1.1.1.1
    -- Auto fallthrough, channel 'PJSIP/Client.1.1.1.1-00000002' status is 'UNKNOWN'
[Jul  9 21:39:29] DEBUG[47716][C-00000002]: channel.c:2597 ast_softhangup_nolock: Soft-Hanging (0x10) up channel 'PJSIP/Client.1.1.1.1-00000002'
[Jul  9 21:39:29] DEBUG[47716][C-00000002]: channel.c:2753 ast_hangup: Hanging up channel 'PJSIP/Client.1.1.1.1-00000002'
[Jul  9 21:39:29] DEBUG[47716][C-00000002]: chan_pjsip.c:1578 hangup_cause2sip: AST hangup cause 0 (no match found in PJSIP)
<--- Transmitting SIP response (369 bytes) to UDP:1.1.1.1:49260 --->
SIP/2.0 603 Decline
v: SIP/2.0/UDP 1.1.1.1:49260;rport;received=1.1.1.1;branch=z9hG4bK-d8754z-22994e127365d474-1---d8754z-
i: MmFjNDM4NDc2NmFhZWNiYTU2MDQ1YmNjNGVmYmMyOTY
f: "9544447408" <sip:9544447408 at 8.26.191.189>;tag=82c82c1d
t: <sip:17274428141 at 8.26.191.189>;tag=09f3a67a-f457-46d1-8d16-243478ac3859
CSeq: 1 INVITE
Reason: Q.850;cause=0
l:  0
{noformat}
Note: it makes no difference if the endpoint has "allow_transfer" in false or true, yes or now. The behavior is identical.

This issue is a blocker for me, since I process several million redirects per day. Hence the importance. I already converted everything else and it works perfectly,




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