[asterisk-ss7] libss7 is how far for production enviroment?

Domjan Attila adomjan at tvnet.hu
Thu Nov 9 13:31:17 MST 2006

Is libss7 support callerid presentation, rdnis, etc, or just basic
I looked in the source code, but I didn't find anything.


On Thu, 2006-11-09 at 13:34 -0600, Matthew Fredrickson wrote:
> On Nov 9, 2006, at 11:37 AM, Florian Overkamp wrote:
> > - Do we consider hardware HDLC an absolute requirement ?
> No, not at all.  HDLC blips are certainly nothing to be terribly 
> concerned about.  In MTP2, there is a measurement done on the rate of 
> them coming in the form of a "leaky bucket" error rate monitor.  A 
> certain error rate threshold has to be exceeded before it reports a 
> problem to MTP3.  I don't think we have any problems even with software 
> HDLC with exceeding this threshold.  Also, MTP2 is designed to be able 
> to retransmit any MSUs that have been received in error.  Certainly no 
> more than chan_ss7 might experience in comparison.
> > - How about echocancellation ?
> Echo cancellation is always a useful thing.  It really depends on your 
> setup, but if you're doing SS7, you probably want some decent echo 
> cancellation "Just in case".
> > - What kind of PRI boards are you guys using, Digium / Sango ??
> I've done all my testing and development for libss7 on Digium boards.  
> Obviously I'm a bit biased since I work for Digium, but I think that 
> since I'm very familiar with how they work, I can make it run better 
> through additional driver work and so forth.
> Matthew Fredrickson
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Domjan Attila <adomjan at tvnet.hu>
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