[asterisk-ss7] No SLTA received within Q.707 timer T1, trying again on link 'l1'.

Gustavo Marsico gustavomarsico at gmail.com
Thu Jul 8 08:01:55 CDT 2010


What's the point avoiding SLTM? SLTM is a natural process to test the link, not to mention that there are several switches that expects a remote SLTM... disabling it may cause MTP3 problems.
In the most cases the issue with SLTM/SLTA is that the SLC is not the same in both sides.


On 8 Jul 2010, at 09:47, vallimamod abdullah wrote:

> Hi Liuxin,
> 
> On Thursday 8 Jul, 2010, at 2:13 PM, liuxin wrote:
> 
>> Hi all experts,
>> 
>> 
>> Now, I am using asterisk + zaptel + ss7 on my centos system. But   
>> after
>> start asterisk, i always got the error on CLI console.
>> --------------------------------------------------------------------------------------------------------------
>> *CLI> [Jul 10 03:59:40] WARNING[6445]: mtp.c:953 timeout_sltm_t1:*  
>> No SLTA
>> received within Q.707 timer T1, trying again on link 'l1'.*
> 
> You can try with "sltm => no" on your [link-l1] section ?
> It may help...
> 
> Regards,
> - vma
> .
> 
> 
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