[asterisk-bugs] [JIRA] (ASTERISK-20060) fix suggested for a misleading warning when getting a 408

[Birger "WIMPy" Harzenetter (JIRA)]

    [ https://issues.asterisk.org/jira/browse/ASTERISK-20060?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=199312#comment-199312 ] 

Birger "WIMPy" Harzenetter commented on ASTERISK-20060:
-------------------------------------------------------

I'm not the SIP guy, but that is exactly the message I found when I had random disconnects at session-timer intervals.
                
> fix suggested for a misleading warning when getting a 408
> ---------------------------------------------------------
>
>                 Key: ASTERISK-20060
>                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-20060
>             Project: Asterisk
>          Issue Type: Bug
>      Security Level: None
>          Components: Channels/chan_sip/Interoperability
>    Affects Versions: 10.7.0
>            Reporter: Walter Doekes
>            Severity: Trivial
>      Target Release: 1.8.18.0, 10.10.0
>
>
> {code}
> .
>         case 408: /* Request timeout */
>         case 481: /* Call leg does not exist */
>                 /* Could be REFER caused INVITE with replaces */
>                 ast_log(LOG_WARNING, "Re-invite to non-existing call leg on other UA. SIP dialog '%s'. Giving up.\n", p->callid);
>                 xmitres = transmit_request(p, SIP_ACK, seqno, XMIT_UNRELIABLE, FALSE);
>                 if (p->owner) {
>                         ast_queue_hangup_with_cause(p->owner, AST_CAUSE_CONGESTION);
>                 }
>                 break;
> {code}
> (1) A 408 will likely be on initial invite, not a re-invite.
> (2) It has nothing to do with existing call legs.
> Fix: move the 408 to here:
> {code}
> .
>         case 405: /* Not allowed */
>         case 501: /* Not implemented */
>                 xmitres = transmit_request(p, SIP_ACK, seqno, XMIT_UNRELIABLE, FALSE);
>                 if (p->owner) {
>                         ast_queue_hangup_with_cause(p->owner, AST_CAUSE_CONGESTION);
>                 }
>                 break;
>         }
> {code}

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