[asterisk-ss7] Can not get ss7 link working on Siemens switch!!

research at businesstz.com research at businesstz.com
Tue Feb 24 05:15:42 CST 2009

Hi Mike,

Now i have established the isup connection with Siemens MSC. However the
following errors are thrown on SS7 link when debugging. One of the element
that we real need is Location ID

Is there anyway to decode location number as sent by the Vodafone MSC.
    -- <DAHDI/25-1> Playing 'queue-thankyou.gsm' (language 'sw')
Unhandled optional parameter 0x3f 'Location Number'
[0x3 0x97 0x72 0x0 ]
Unhandled optional parameter 0x8 'Optional forward call indicator'
[0x80 ]
Unhandled optional parameter 0x31 'Propagation Delay Counter'
[0x0 0x5a ]
Unhandled optional parameter 0x3a 'Unknown'
[0x43 0x0 0x0 0x0 0x0 0x0 ]
Unhandled optional parameter 0x39 'Parameter Compatibility Information'
[0x31 0x40 0x80 0x3f 0x40 0x80 0x3a 0xc0 0x3d 0xc0 0xc1 0xd0 ]
    -- Accepting call to '112' on CIC 31


Another error:

[Feb 24 13:59:39] NOTICE[5564]: chan_dahdi.c:9830 ss7_linkset: Received
RLC out and we haven't sent REL.  Ignoring.


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