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

asterisk at nicox.org asterisk at nicox.org
Tue May 8 08:11:59 MST 2007

do you have any ss7-connect which is using the zaptel-driver as chan_ss7 
is doing?


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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