[Freeswitch-users] BEHAVIOR CHANGE (YES PAY ATTENTION TO THIS IF YOU USE FAXING)

Tue Mar 28 18:20:55 MSD 2017

We don't support T.38 only invites.  You have to setup G711 then reinvite.

/b

On Tue, Mar 28, 2017 at 6:34 AM, Yu Boot <yu at yu-boot.ru> wrote:

> Recently updated to 1.6.15 and I've got similiar problem. Asterisk now
> rejects calls with T.38 in initial INVITE with "488 Not Acceptable Here"
> message. Fortunately, I can "delete" this wrong T.38 in SDP on a softswitch
> before FS.
>
> 27.03.2017 21:49, David Ponzone пишет:
>
> Brian,
>
> I noticed a behavior change with t38 between 1.6.6 and 1.6.15.
> With 1.6.15, if I receive a INVITE including PCMA/PCMU/t38, it got
> rejected with T37 REFUSE.
> If I enable T38 in vars.xml, it’s still rejected with T38 NOT POSSIBLE ON
> REQUEST.
>
> Is it related to the change you mentioned ?
>
> Thank you
>
> David Ponzone  Direction Technique
> email: david.ponzone at ipeva.fr
> tel:      01 74 03 18 97
> gsm:   06 66 98 76 34
>
> Service Client IPeva
> tel:      0811 46 26 26
> www.ipeva.fr  -   www.ipeva-studio.com
>
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>
>
>
> Le 23 janv. 2017 à 20:59, Brian West <brian at freeswitch.org> a écrit :
>
> You do NOT want 1.6.13 PERIOD if you're doing faxes or anything t.38
> related.  You're in for some pain.
>
> Use 1.6.14 or v1.6 branch which also has the final patches for 1.6.15.
>
>
> /b
>
>
> On Mon, Jan 23, 2017 at 12:55 PM, Yehavi Bourvine <
> yehavi.bourvine at gmail.com> wrote:
>
>> Hi Brian,
>>
>>   Thanks for informing us. I just switched back to 1.6.13 an hour ago due
>> to users complaints (and did not have the time yet to dig more). However, I
>> have the following settings for all users:
>>
>>           <action application="set" data="fax_enable_t38_request=true"/>
>>           <action application="set" data="fax_enable_t38=true"/>
>>
>> which, according to your message above, should work ok. Anyway, I'll wait
>> to 1.6.15...
>>
>>                               Thanks, __Yehavi:
>>
>>
>> 2017-01-23 19:03 GMT+02:00 Brian West <brian at freeswitch.org>:
>>
>>> To clarify this work around will work on 1.6.14:
>>>
>>> If you wish to retain the previous behavior you can set
>>> fax_enable_t38=true in your vars.xml, You can also not set that and just
>>> set refuse_t38=true if you wish to never do t.38.
>>>
>>> /b
>>>
>>> On Mon, Jan 23, 2017 at 9:26 AM, Brian West <brian at freeswitch.org>
>>> wrote:
>>>
>>>> FreeSWITCHers,
>>>>
>>>> In 1.6.14 we did a slight behavior change related to T.38 re-invite
>>>> acceptance.  Before 1.6.14 we would by default accept the re-invite even if
>>>> t38 wasn't enabled and switch to UDPTL mode.  This was an incorrect
>>>> behavior to do by default.
>>>>
>>>> But one caveat in 1.6.14, We by default 488 the fax but switch the
>>>> media mode to UDPTL which is also a bad behavior fixed in (FS-9943) slated
>>>> for 1.6.15.
>>>>
>>>> If you wish to retain the previous behavior you can set
>>>> fax_enable_t38=true in your vars.xml, You can also not set that and just
>>>> set refuse_t38=true if you wish to never do t.38.
>>>>
>>>> These default behaviors are fixed in our next release 1.6.15.
>>>>
>>>> Thanks,
>>>>
>>>> --
>>>>
>>>> *Brian West*
>>>> brian at freeswitch.org
>>>>
>>>>
>>>> *Twitter: @FreeSWITCH , @briankwest*
>>>> http://www.freeswitchbook.com
>>>> http://www.freeswitchcookbook.com
>>>> https://www.gofundme.com/freeswitch_ubuntu
>>>>
>>>> Got Bugs? Report them here <https://freeswitch.org/jira>! | Reddit:
>>>> /r/freeswitch <https://www.reddit.com/r/freeswitch>
>>>>
>>>> *T:*+19184209001 <%28918%29%20420-9001> | *F:*+19184209002
>>>> <%28918%29%20420-9002> | *M:*+1918424WEST (9378)
>>>> *Skype:*briankwest
>>>>
>>>
>>>
>>>
>>> --
>>>
>>> *Brian West*
>>> brian at freeswitch.org
>>>
>>>
>>> *Twitter: @FreeSWITCH , @briankwest*
>>> http://www.freeswitchbook.com
>>> http://www.freeswitchcookbook.com
>>> https://www.gofundme.com/freeswitch_ubuntu
>>>
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>>>
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>>> *Skype:*briankwest
>>>
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>>
>>
>> _________________________________________________________________________
>> Professional FreeSWITCH Consulting Services:
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>>
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>
>
>
> --
>
> *Brian West*
> brian at freeswitch.org
>
>
> *Twitter: @FreeSWITCH , @briankwest*
> http://www.freeswitchbook.com
> http://www.freeswitchcookbook.com
> https://www.gofundme.com/freeswitch_ubuntu
>
> Got Bugs? Report them here <https://freeswitch.org/jira>! | Reddit:
> /r/freeswitch <https://www.reddit.com/r/freeswitch>
>
> *T:*+19184209001 <(918)%20420-9001> | *F:*+19184209002 <(918)%20420-9002>
> | *M:*+1918424WEST (9378)
> *Skype:*briankwest
> _________________________________________________________________________
> Professional FreeSWITCH Consulting Services:
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> http://www.freeswitchsolutions.com
>
> Official FreeSWITCH Sites
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>
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>
>
>
> _________________________________________________________________________
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>
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>
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>
>
> _________________________________________________________________________
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>
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>
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-- 

*Brian West*
brian at freeswitch.org

*Twitter: @FreeSWITCH , @briankwest*

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