[Asterisk-Users] Display and UUS IEs on PRI - Q.931 question

John Todd jtodd at loligo.com
Mon Jul 26 10:42:36 MST 2004


At 7:00 PM +0200 on 7/26/04, Martin Blatter wrote:
>During an outgoing call on the PRI (E1, Euro ISDN) my provider regularly
>sends INFORMATION type messages containing IE 40 (Display) elements with
>the current cost of the call in progress (see below for example).
>The same Display IE is also transmitted during a RELEASE.
>
>I would like to pass this (very useful, IMHO) information to the calling
>device (i.e. a SIP phone) using the SendText() command.
>
>How can I get this information out of libpri and into Asterisk?
>
>Also, during setup of a call, we sometimes get IE 45 (User-to-User)
>containing the name of the caller. This information could be used
>as the "Name" part of the caller ID. How can I get and set this
>information within Asterisk?
>
>Thanks for any pointers.
>
>regards
>martin
>
>< Message type: INFORMATION (123)
>< [< [28< [28 08< [28 08 46< [28 08 46 52< [28 08 46 52 2e< [28 08 
>46 52 2e 20< [28 08 46 52 2e 20 30< [28 08 46 52 2e 20 30 2e< [28 08 
>46 52 2e 20 30 2e 32< [28 08 46 52 2e 20 30 2e 32 30< [28 08 46 52 
>2e 20 30 2e 32 30]
>< Display (len= 8) [ FR. 0.20 ]
>-- Processing IE 40 (cs0, Display)
>
>--
>Martin A. Blatter | lic. oec. publ. Wirtschaftsinformatiker | IT-Leiter
>OLMeRO AG | Europastrasse 30 | CH-8152 Glattbrugg | Switzerland
>blatter at olmero.ch | phone +41 44 200 44 50


This is not an exact answer to your question, but might point you in 
the right direction if you wanted to make your own patch for 
incorporating UUI q.931 information into your system.  If you make a 
patch, please submit it to http://bugs.digium.com/ since there are 
others who would find this useful.

http://lists.digium.com/pipermail/asterisk-dev/2003-September/001751.html

JT



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