[asterisk-ss7] A - link / F - link

Matthew Fredrickson creslin at digium.com
Mon Sep 24 11:20:05 CDT 2007


Joseph wrote:
> Matthew Fredrickson wrote:
>> Joseph wrote:
>>> Matthew Fredrickson wrote:
>>>> Joseph wrote:
>>>>> Matthew Fredrickson wrote:
>>>>>> Joseph wrote:
>>>>>>> Is it possible to get ss7 working using an A-link?
>>>>>>>
>>>>>>> Could you put the alink on one t1 time slot and then bring bearer
>>>>>>> traffic in on the 2nd, 3rd and 4th t1s?
>>>>>> Yes,  you definitely can do this in libss7, as long as you are 
>>>>>> terminating the signalling channels and bearer channels in the same box.
>>>>>>
>>>>> Thanks for the prompt answer.
>>>>>
>>>>> What about getting 56k instead of 64 to work?
>>>>>
>>>>> Am I doing something wrong here:
>>>>>
>>>>> #modprobe wct4xxp hardhdlcmode=0x7f
>>>>>
>>>>> FATAL: Error inserting wct4xxp
>>>>> (/lib/modules/2.6.18-5-686/misc/wct4xxp/wct4xxp.ko): Unknown symbol in
>>>>> module, or unknown parameter (see dmesg)
>>>>> FATAL: Error running install command for wct4xxp
>>>> What is your output when you run dmesg after trying to load the module?
>>>>
>>> wct4xxp: Unknown parameter `hardhdlcmode'
>>>
>> Whatever version that you have installed did not have the hardhdlcmode 
>> parameter in it.  Did you check out latest 1.4 branch of zaptel from svn?
>>
> 
> Yes.
> 
> I did find the actual setting in the code and manually changed it. And
> then recompiled...
> 
> Here is the svn version:
>  svnversion
> 3090
> 
> 


If that is the case, it sounds like you have old drivers installed that 
are being loaded instead of new ones that you are trying to use.  You 
can use insmod with the absolute path of the module you are trying to 
load (./zaptel.ko and ./wct4xxp/wct4xxp.ko, relative to the zaptel 
source directory).  If you look in /lib/modules/your-kernel-version/misc 
or /lib/modules/you-kernel-version/extra, you can remove all the zaptel 
modules and drivers that you see, and do a `make install` again in your 
zaptel source directory.  That should purge the old modules.


-- 
Matthew Fredrickson
Software/Firmware Engineer
Digium, Inc.



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