[asterisk-bugs] [JIRA] (ASTERISK-27998) Hangs after REFER packet

[Dmitriy Serov (JIRA)]

    [ https://issues.asterisk.org/jira/browse/ASTERISK-27998?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=244334#comment-244334 ] 

Dmitriy Serov commented on ASTERISK-27998:
------------------------------------------

Any softphone can fail asterisk just send REFER packet.
Tested on 15.5.0 and two clients: MicroSIP, Groundwire (has REFER feature)

> Hangs after REFER packet
> ------------------------
>
>                 Key: ASTERISK-27998
>                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-27998
>             Project: Asterisk
>          Issue Type: Bug
>      Security Level: None
>          Components: Resources/res_pjsip
>    Affects Versions: 15.5.0
>            Reporter: Dmitriy Serov
>            Severity: Critical
>              Labels: pjsip
>         Attachments: refer-hangs.txt
>
>
> During call client Groundwire sends sip packet REFER. Asterisk hangs even without debug log to file.
> Dialplan has not external_replaces extension.
> https://wiki.asterisk.org/wiki/display/AST/res_pjsip+Remote+Attended+Transfers
> Last line i found is: [2018-07-30 16:48:12] DEBUG[19821] res_pjsip_refer.c: Created progress monitor '0x7fa4cb0fc858' for transfer occurring from channel 'PJSIP/demon-00000b41' and endpoint 'demon'



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