didicated channel for signaling

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telecomtom at vedatel.com wrote:
> creslin order-master wrote:
>> Mostafa Ibrahim wrote:
>>> Dear All,
>>>
>>> Sorry. The previous question was not accurate.
>>>
>>> I am using libss7. We have passed the initial tests with the ss7
>>> providers successfully with one ss7 link. we are having a much more
>>> bigger deployment.
>>>
>>> If I have ss7 on 30 E1 link distributed on more than one machine and the
>>> provider is sending the ss7 signaling only one of these E1 links. Can we
>>> have a solution for such deployment with asterisk and any ss7
>>> implementation ?
>> Right now, it is not possible.  It is something I would like to do, but
>> at the moment you have to terminate all bearer traffic in the same box
>> you terminate your signalling link.
> 
> mostafa & matt: i'd like to make sure i'm following this: you have 30 x E1
> lines/links, right? each E1 has 32 x DS0 time slots or channels. each DS0
> is 64 kbps. on each E1, one DS0 is used for framing, leaving 30 x DS0 for
> data/bearer use and 1 x DS0 for signaling. since only one DS0 channel on
> one E1 is sufficient to handle the SS7 signaling for all the E1 lines, you
> can actually have 31 x DS0 bearer channels on all but one link/line
> (provided that the carrier is willing to do that). the total bearer load
> would then be (29 x 31 x 64kbps) + (1 x 30 x 64kbps), which is 57536 kbps
> + 1920 kbps = 59456 kpbs. (please correct if i miscalculated.)
> 
> or you might mean that you have one E1 line/link, in which case you have
> one time slot for framing, one signaling channel for SS7, and 30 x DS0
> bearer channels.
> 
> or maybe there's some other configuration that you're talking about?

I would presume that his configuration corresponds somewhat to your 
calculation, but I am not quite sure what you are trying to ask here in 
doing this.

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



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