[asterisk-bugs] [JIRA] (ASTERISK-19500) T.38 session fails with '488 Not acceptable here' if within 5 seconds on asterisk 1.8

Joshua Colp (JIRA) noreply at issues.asterisk.org
Tue Dec 19 06:11:07 CST 2017


     [ https://issues.asterisk.org/jira/browse/ASTERISK-19500?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Joshua Colp updated ASTERISK-19500:
-----------------------------------

    Assignee: Gediminas Vileikis
      Status: Waiting for Feedback  (was: Open)

Is this still a problem under a current supported version of Asterisk? The state machine and T.38 support has changed a lot since 1.8.

> T.38 session fails with '488 Not acceptable here' if within 5 seconds on asterisk 1.8
> -------------------------------------------------------------------------------------
>
>                 Key: ASTERISK-19500
>                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-19500
>             Project: Asterisk
>          Issue Type: Bug
>      Security Level: None
>          Components: Channels/chan_sip/T.38
>    Affects Versions: 1.8.9.2
>            Reporter: Gediminas Vileikis
>            Assignee: Gediminas Vileikis
>            Severity: Critical
>         Attachments: extensions.conf, full.debug, iax.conf, OUT200-20120308-130855-1331204935.54.wav, test.pcap
>
>
> I am trying to setup HylaFax with IAX2 to send Fax over SIP, SIP provider supports T.38. incoming fax working as it shoudl, but i can't send fax to outside, fax is dropping after 5 sec.



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