[Asterisk-Users] 5 Channel / Trunk ??

[Steven Critchfield]

On Thu, 2003-11-06 at 21:36, PBX wrote:
> Ok.. To my understanding / memory DID only supports inbound calls.  If
> this is the case would you use DNIS vs DID?

As far as I know you can, maybe the telco we had silently corrected my
terminology, but we had in and out on DID lines with 4 digits sent with
DTMF.

> -----Original Message-----
> From: asterisk-users-admin at lists.digium.com
> [mailto:asterisk-users-admin at lists.digium.com] On Behalf Of Steven
> Critchfield
> Posted At: Thursday, November 06, 2003 10:08 PM
> Posted To: Asterisk User Group
> Conversation: [Asterisk-Users] 5 Channel / Trunk ??
> Subject: Re: [Asterisk-Users] 5 Channel / Trunk ??
> 
> 
> On Thu, 2003-11-06 at 21:02, PBX wrote:
> > To all Asterisk guru's...
> > 
> > Here is my question.
> > 
> > 1. Asterisk PBX - 5 Trunks / Incoming lines
> > 2. 1 Building - 3 Companies (sharing phone system)
> > 
> > 
> > Ok that's the basic layout.  Here's the low down - Each company will 
> > have one dedicated channel for there company.  The other 2 channels 
> > they want to be set aside as rollover's (rotary).  That is not an 
> > issue. Where my concern is, how can I specify if they call Company A 
> > and primary line is busy and it rolls over to one of the spare lines, 
> > how do I designate which Auto Attendant is played.  If it was certain 
> > channels set aside for certain companies that would not be an issue.
> > 
> > Any one have any ideas on how to accomplish this.  Is there a way to 
> > look and see where the call was originally designated for.
> 
> Get E&M wink DID lines. The line signals a call, you pick up, X number
> of digits are passed in DTMF, and you wink the line and then answer the
> line with the appropriate extension signaled. You set these DID numbers
> up as a nice Goto that jumps to the appropriate companies start
> extension in the appropriate context. This way also all 5 lines can be
> used by any company, or you can place counters that would let you play a
> message saying something and then hangup to free the line up for your
> remaining companies.
-- 
Steven Critchfield <critch at basesys.com>