Thanks Amish,
I do not know anything about the 1538, however, from the console i got this
message.
i dont have my schannels set as 15 but 16.
Thanks
================================================================================================
[Apr 16 13:59:53] NOTICE[20466]: l4isup.c:2354 ss7_read: Audio buffer
underrun, data 20 msecs, real time: 123 msecs! (supressed 0)
[Apr 16 13:59:53] NOTICE[20418]: l4isup.c:2423 ss7_write: Write buffer full
on CIC=21 (wrote only 0 of 160), audio lost (suppress 0).
[Apr 16 13:59:53] NOTICE[20436]: l4isup.c:2423 ss7_write: Write buffer full
on CIC=47 (wrote only 0 of 160), audio lost (suppress 0).
[Apr 16 13:59:53] NOTICE[17618]: mtp.c:1091 mtp2_process_lssu: Got status
indication 'OS' while INSERVICE on link 'l1'.
[Apr 16 13:59:53] WARNING[17618]: chan_ss7.c:126 process_event: MTP is now
DOWN on link 'l1'.
[Apr 16 13:59:53] NOTICE[17618]: mtp.c:637 mtp_changeover: MTP changeover
last_ack=6, last_sent=7, from schannel 15, no INSERVICE schannel found
[Apr 16 13:59:53] NOTICE[17618]: mtp.c:641 mtp_changeover: Failover not
possible, no other signalling link and no other host available.
[Apr 16 13:59:53] WARNING[17618]: chan_ss7.c:126 process_event: MTP is now
DOWN on link 'l1'.
-- SS7 hangup 'SS7/ewsd/37' CIC=37 Cause=0 (state=4)
== Spawn extension (gts, 08089073468, 1) exited non-zero on
'SIP/222-00000ae5'
[Apr 16 13:59:54] WARNING[17618]: mtp.c:2085 mtp_thread_main: No signalling
links inservice and no cluster receivers alive, dropping packet!
-- SS7 hangup 'SS7/ewsd/43' CIC=43 Cause=0 (state=4)
=========================================================================================================================
On Sun, Apr 18, 2010 at 9:39 PM, Amish <amish at 3g.co.za> wrote:
> Dear Goke,
>
>
> Where in the trace do the links fail?
> I see that at packet 954 and and 956 you receive a TFP, for point code
> 1538.
>
> A.
>
>
>
> On 04/18/2010 10:01 PM, Goke M Aruna wrote:
>
> Dear Amish,
>
> my ss7.conf
>
> [linkset-ewsd]
> enabled => yes
> enable_st => no
> use_connect => no
> hunting_policy => seq_lth
> subservice => auto
> language => en
> variant => ITU
> context => outbound
> ;sltm => no
>
> [link-l1]
> linkset => ewsd
> channels => 1-15,17-31
> schannel => 16
> firstcic => 1
> enabled => yes
>
> [link-l2]
> linkset => ewsd
> channels => 1-15,17-31
> schannel =>
> firstcic => 33
> enabled => yes
>
> [link-l3]
> linkset => ewsd
> channels => 1-15,17-31
> schannel =>
> firstcic => 65
> enabled => yes
>
> [link-l4]
> linkset => ewsd
> channels => 1-15,17-31
> schannel =>
> firstcic => 97
> enabled => yes
>
>
> [host-brooks1]
> enabled => yes
> opc => 1366
> dpc => ewsd:1304
> links => l1:1,l2:2,l3:3,l4:4
>
> the setup is as below.
>
> [ IP SIP calls] <== (ethernet / internet) ==> [asterisk / chan_ss7 box
> PC=1366] <==(ss7 link (1 signalling 4 E1s)) ==> [EWSD PC=1304 ] <== (ss7
> links) ==> [GSM / CDMA operators]
>
> Thanks
>
> On Sun, Apr 18, 2010 at 1:39 PM, Amish Chana <amish at 3g.co.za> wrote:
>
>> Dear Goke,
>>
>> Can you post the ss7.conf file.
>> Can you provide a diagram of the flow of voice calls and signalling?
>> How are you generating the call traffic?
>> >From the trace it looks like all the traffic is generated by point code
>> 1366 and sent to 1304. How many signalling links do you have?
>> I assume you have chan_ss7 at 1366? What protocol stack do you have at
>> 1304?
>> Where in the trace do the links fail?
>> I see that at packet 954 and and 956 you receive a TFP, for point code
>> 1538.
>>
>> Best Regards,
>> Amish
>>
>>
>>
>> On 04/16/2010 07:28 PM, Goke M Aruna wrote:
>>
>> Amish,
>>
>> Thanks everybody for your response so far.
>>
>> however, after loading the call to certain 78 simultaneous calls and the
>> signalling just failed and the dump is as attached.
>> I tried disabling the sltm, asterisk refuse to start giving me the error
>> "unknown options".
>>
>> kindly help.
>>
>>
>>
>> On Wed, Apr 14, 2010 at 8:44 PM, Goke M Aruna <goksie at gmail.com> wrote:
>>
>>> Log messages.
>>>
>>> On 4/14/10, Amish <amish at 3g.co.za> wrote:
>>> > On 04/14/2010 02:32 AM, Goke M Aruna wrote:
>>> >> Thanks Amish,
>>> >>
>>> >> the links have been up for the last 4 hours with minor error util.c :
>>> >> failed to delete timer.
>>> >>
>>> > Hi,
>>> >
>>> > Where this this error appear? The asterisk messages file or the
>>> console?
>>> > I don't see this error in my /var/log/asterisk/messages file.
>>> >
>>> > Cheers,
>>> > A.
>>> >
>>> >
>>>
>>> --
>>> Sent from my mobile device
>>>
>>
>>
>>
>
>
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