[asterisk-ss7] ISUP decoding error

asterisk at nicox.org asterisk at nicox.org
Tue Jan 16 07:42:02 MST 2007


I talked with my Carrier, and the problem is that the "Propagation Delay 
Counter" which is given in ms is not set in chan_ss7 and the Ecrisson give 
an Confusion after this.

Is it possible to set this counter in chan_ss7?

Thanks

Nico


On Tue, 16 Jan 2007, Kristian Nielsen wrote:

> asterisk at nicox.org writes:
>
>> There is the complete trace of this Call:
>>
>> http://www.nicox.org/links/ss7dump.txt
>
>    CIC: 5
>    Message type: Release (12)
>    Cause indicators, see Q.850 (2 bytes length)
>        Mandatory Parameter: 18 (Cause indicators)
>        Pointer to Parameter: 2
>        Parameter length: 2
>        Cause indicators (-> Q.850)
>        .... 1010 = Cause location: Network beyond interworking point (BI) (10)
>        .00. .... = Coding standard: ITU-T standardized coding (0x00)
>        1... .... = Extension indicator: last octet
>        .000 0001 = Cause indicator: Unallocated (unassigned) number (1)
>        1... .... = Extension indicator: last octet
>    No optional parameter present (Pointer: 0)
>
> Note this: "Cause indicator: Unallocated (unassigned) number".
>
> That would seem to indicate that the called number (+38111821145) is not
> valid?
>
> Not sure if that is the reason for the confusion message though (cannot
> remember exactly when confusion is sent).
>
> Is the circuit CIC=5 correctly configured at both ends? But I guess if that
> was the problem, you would instead have gotten "unequipped CIC".
>
> - Kristian.
>
> -- 
> Kristian Nielsen, Software Developer
> MySQL AB, Hvidovre, Denmark, www.mysql.com
> Office: +46 18 174 400 ext. 4525
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