[asterisk-bugs] [JIRA] (ASTERISK-18706) UDPTL fail while using directmedia

[Jonathan Rose (JIRA)]

    [ https://issues.asterisk.org/jira/browse/ASTERISK-18706?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=210407#comment-210407 ] 

Jonathan Rose commented on ASTERISK-18706:
------------------------------------------

As we mentioned on the review discussion through mailing lists, please verify if this patch fixes the problem:
https://reviewboard.asterisk.org/r/2853/
                
> UDPTL fail while using directmedia
> ----------------------------------
>
>                 Key: ASTERISK-18706
>                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-18706
>             Project: Asterisk
>          Issue Type: Bug
>      Security Level: None
>          Components: Applications/app_fax, Core/UDPTL
>    Affects Versions: 1.8.7.0
>            Reporter: Jeremy Kister
>         Attachments: pbx1-noreinvite-on-s3.txt, pbx1.txt, s3-noreinvite-on-s3.txt, s3.txt
>
>
> I'm trying to receive a t.38 fax from a Metaswitch 7.3.
> I have the Metaswitch hooked to Asterisk 1.8.7.0 (middleman named s3). 
> Then I have the target Asterisk 1.8.7.0 with res_fax_digum 1.8.4_1.3.0 
> (named pbx1) registered to s3.
> s3 has directmedia=yes in sip.conf
> attempts to receive fax on pbx1 over t.38 always error in res_fax with "fax 
> session timed-out"

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