[asterisk-users] PJSIP Trunk 401 Unauthorized (Alestra Mexico)

Carlos Chavez cursor at telecomab.mx
Mon Dec 4 11:39:21 CST 2017

On 12/2/17 4:40 PM, Joshua Colp wrote:

> On Sat, Dec 2, 2017, at 06:33 PM, Carlos Chavez wrote:
>>       I am having a really bad day trying to get incoming calls to work
>> on Asterisk 13 with PJSIP.  We just migrated from Asterisk 1.8 where
>> everything was working but there seems that something got lost in
>> translation.  No matter what I try I always get a 401 Unauthorized
>> message when receiving a call from the PSTN provider.  I can make calls
>> and the registration is working.  I have tried to set the identify to an
>> endpoint that does not have an auth defined.  Anyone using Alestra SIP
>> trunks in Mexico?
> <snip>
>> My identify is:
>> =============================================
>>    endpoint      : Alestra
>>    match         :
>>    match_header  :
>>    srv_lookups   : true
>> It does not matter if I use the original endpoint or an endpoint with no
>> auth.  Asterisk will still reject the call.  Any tips? How can I make
>> sure that the identify is being used?
> If you turn up the core debug to level 4 and send it to the console it
> will tell you what it is doing. I'd also suggest providing the endpoint
> definition, and confirming it was loaded as expected. If it's not then
> you can look at the Asterisk console at load time and it will tell you
> what it did not like.
     Thank you for your help.  It turns out that I did not notice that 
the register for the trunk had the endpoint defined there and therefore 
the identify section is ignored.  I never got a message that the IP 
matched because of this.  I need to keep this in mind for future reference.

Telecomunicaciones Abiertas de México S.A. de C.V.
Carlos Chávez
+52 (55)8116-9161

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