[asterisk-ss7] Libss7 Status Update

Attila Domjan adomjan at tvnet.hu
Wed Aug 13 03:11:39 CDT 2008

Hi Matthew,

I looked into docs/sorcecode and I have some questions about libss7.

Is it support (ITU):

- signalling link inhibition/uninhibition Q.782 7.1.1, 7.1.2, 7.2.1,
7.2.2, 7.6.1

- dual seizure handling Q.784 2.1.1, 2.1.2

Attila Domjan

On Tue, 2008-08-12 at 12:37 -0500, Matthew Fredrickson wrote:
> Hey all,
> It's that time again, time for a news/status update for what's going on 
> with libss7.
> 1.0.0 Release:
> ==============
> First of all, to let everyone know, we had a 1.0.0 release of libss7 a 
> few weeks ago (and recently a 1.0.1 as well), so that's a good thing.  I 
> also would like to thank all of you that have had issues that have come 
> to me with them.  Because of one person on this list in particular, I 
> think we have eliminating all the remaining critical bugs in libss7 that 
> were causing crash related problems (under particular circumstances).
> Astricon 2008:
> ==============
> For all of you that did not see my post about it earlier, I would love 
> to see as many of you as can show up at Astricon this year (end of 
> September).  Like I mentioned, I'm going to be giving a talk about 
> Asterisk and SS7.  I'm planning on discussing basic configuration setup, 
> common configuration problems that people run into and debugging 
> techniques which can be used, as well as advanced topics such as the 
> current "state of the art" with where libss7 is and some potential 
> directions for future development with Asterisk and SS7.
> Also, I would like to (if there is enough interest) try to get together 
> with some of you sometime that week to talk about the status of Asterisk 
> and SS7 and what kinds of things that we can improve upon and work on in 
> the future.
> Confidence Boosters:
> ====================
> There are some very good and very interesting things that have been 
> happening.  If any of you know Joseph on this list, he works for a 
> mobile phone company in Kentucky.  He is using Asterisk with libss7 to 
> provide voicemail services to his mobile subscribers.
> He has quite a good setup for helping me find issues, and is also a good 
> indicator for how well libss7 is doing stability and scalability wise. 
> Well the news is that running a current version of libss7/Asterisk-1.6.0 
> branch he has been running a load over 100,000 calls per day for close 
> to a month, with no link related stability problems and no Asterisk issues.
> I have heard much positive feedback from many of you about the more 
> recent versions of libss7/Asterisk-1.6.0.  If there are any of you out 
> there with a setup that you would like to share about (especially if you 
> think your setup is unusual in any way, whether it be high number of 
> T1/E1s or high volume of call traffic) I personally would be very 
> interested in hearing about them, publicly or privately if you do not 
> feel you can disclose it to the list.
> New Features and Changes:
> =========================
> - Aside from the few outstanding bugs that were fixed, there is not much 
> to talk about.  We are getting quite a robust set of supported messages 
> and parameters, which is making this section less prone to change. :-)
> As always, any of you have any questions or concern, please let me know. 
>   You can get in contact with me with my contact information below.
> ---
> Matthew Fredrickson
> Software/Firmware Engineer
> Digium, Inc.
> AIM MatthewFredricks
> MSN creslin287 at hotmail.com
> IRC Cresl1n on irc.freenode.net (though I'm on less often than I used to be)
> Jabber: creslin at digium.com
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