[Spce-user] Fwd: Re: Blacklist t.38 fax codec

Leopoldo Iglesia liglesia at por-aire.es
Fri Jun 20 07:28:38 EDT 2014


Fine, how can I do this hack? cause endpoints is impossible to mod 
config, so they are rented and provisioned by an ftth operator.

El 20/06/2014 13:23, Daniel Grotti escribió:
> Hi,
> I think you need to avoid to forward the T38 Re-INVITE, so you should 
> hack your SPCE in order to reply to the T38 re-invite with a "488 Not 
> acceptable here", for example.
> So the sender SHOULD fallback to G711.
> Anyway, the best solution if you have endpoint with t38 enabled but 
> they don't work well, is to disable t38.
>
>
> Daniel
>
>
>
> On 06/20/2014 01:15 PM, Leopoldo Iglesia wrote:
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>> > But both endpoints support it, that is the problem and the only > 
>> scenario when it fails, so i want SPCE not to send Fax negotiation to 
>> > endpoint,.
>>
>>
>>
>>  El 20/06/2014 12:12, Daniel Grotti escribió: >> Hi, >> that's 
>> strange, if one of the endpoints try to switch to t38 and the >> 
>> other endpoint doesn't support it, they should fallback to G711. >> 
>> >> Daniel >> >> >> >> >> >> >> On 06/20/2014 01:33 AM, Leopoldo 
>> Iglesia wrote: >>> How can I, blacklist t.38 to avoid endpoints to 
>> try t38 negotiation? >>> >>> When i call from ericcson ont to fax 
>> capable endpoint, it try to >>> connect t38 fax and There is no 
>> voice. >>> >>> Thanks >>> >>> Leopoldo iglesia >>> >>> 
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