Have you tried playing with the facilityenable setting in chan_dahdi.conf?

chan_dahdi.conf.sample should have some info on that option.

-----Original Message-----
From: asterisk-users-boun...@lists.digium.com 
[mailto:asterisk-users-boun...@lists.digium.com] On Behalf Of Armen K
Sent: Friday, May 23, 2014 11:46 PM
To: Asterisk Users Mailing List - Non-Commercial Discussion
Subject: Re: [asterisk-users] Disabling QSIG Encoding in LibPRI

Hi Richard,

Thanks for that (must be late where you are)  so I've set "header.nfe_present" 
to equal "0" as it was "1" before and that indeed removed those encoding bytes 
that I was referring to but........... sadly, I've had no luck getting the 
caller name to show up.

I'm really not sure what's going on...  I think I'm working in the dark right 
now because I would need to see how other people with Nortel BCMs are getting 
this to work.  I put up a posting on tek-tips to see if someone can send me a 
screen shot of their BCM Monitor when a call comes in with a Name so I can see 
what the system needs to see.

This also leads me to believe that there's another reason why the name doesn't 
show up when I use "euroisdn" signalling... because in Nortel's BCM Monitor, I 
can see the element:  CCITT Display come up as follows but still no luck.. 
here's a screen shot with caller name "Ma Bell" being sent out... the HEX 
characters are there but for some reason the format that it's in doesn't make 
it recognise them or something.

http://i1100.photobucket.com/albums/g408/armeniki/BCM-DisplayIE.png

(SIGH) ... well I'm going to take a break for today.

Cheers,
Armen









________________________________

Date: Fri, 23 May 2014 21:54:46 -0500
From: rmudg...@digium.com
To: asterisk-users@lists.digium.com
Subject: Re: [asterisk-users] Disabling QSIG Encoding in LibPRI





On Fri, May 23, 2014 at 7:05 PM, Armen K <armen...@hotmail.com> wrote:


        Hi everyone,

        I was referred to this mailing list by Richard Mudgett regarding the 
following thread on Issue Tracker as it's a feature request and not a bug:
        https://issues.asterisk.org/jira/browse/PRI-170

        We've got a Nortel BCM (actually 2 BCM50s and 1 BCM400)... all showing 
the same problem.

        When a call comes in the number shows up OK but the name does not.  In 
looking at the ISDN messages coming in, we've noticed that the Facility IE for 
the name has been QSIG encoded.  However, the BCMs don't understand this 
encoding and as a result the name does not come through.

        Basically, I need to figure out how to disable the encoding so the 
Facility IE for caller name comes through without being encoded (in other words 
without the AA 06 80 01 00 82 01 00 bytes being placed between the 9F and 8B 
bytes.

        For example:
        9F 8B 01 00 A1 0E 02 01 08 02 01 00 80 06 4D 61 20 42 65 6C 6C


In libpri pri_facility.c:enc_qsig_calling_name() you can change the code to not 
set any header values nonzero.  That will disable sending the optional NFE and 
interpretation-APDU values for the calling name only.


Richard



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