[asterisk-ss7] Oneway and no Idle CIC's

Matthew Fredrickson creslin at digium.com
Tue May 8 08:49:21 MST 2007


I have not, however, chan_ss7 has worked for many people on this list, 
so I would imagine that it is not at fault.

Matthew Fredrickson

On May 8, 2007, at 10:11 AM, asterisk at nicox.org wrote:

>
> do you have any ss7-connect which is using the zaptel-driver as 
> chan_ss7 is doing?
>
> Nico
>
>
> On Tue, 8 May 2007, Matthew Fredrickson wrote:
>
>>
>> On May 8, 2007, at 3:57 AM, asterisk at nicox.org wrote:
>>
>>> It Seems that the Symptoms are caused by the same Problem, it seems 
>>> that in the ITU-T standard on each Idle CIC there is a very high 
>>> load of FISU-Messages which "overload" the zap-driver, so the 
>>> problems described are happening.
>>> Does anybody have an idea on this?
>>
>> A "very high load" of FISU messages is entirely normal with any SS7 
>> link, since FISUs are continuously (and back to back) being sent back 
>> and forth across the link in the absence of other messaging traffic.  
>> However, it is not able to "overload" the zaptel driver.  In fact, I 
>> have not seen any problem yet with overloading the zaptel driver, on 
>> ANY system I have gotten SS7 setup on.
>>
>> Matthew Fredrickson
>>
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