[Asterisk-Users] Anyone having trouble with VoicePulse Connect?

beonice beonice at yahoo.com
Fri Feb 18 17:36:00 MST 2005


--- Martijn van Oosterhout <martijn at ecomtel.com.au>
wrote:
 --- snipped my quote of what 's' is --
> > I guess it
> > implies that calls coming from DIDs have digits
> > associated with them.
> 
> Correct. On ISDN lines, E1, T1 and related digital
> protocols, details
> such as CallerID, Dialled Number, CLI Presentation,
> etc are passed as
> part of the call setup, before there is any
> discussion of "ringing". So
> Asterisk can go straight into the part of the script
> that matches.

Ah. I see.
> 
> However, on an analog line, you start with ringing
> and you still know
> nothing about the call. CallerID comes later and
> Dialled number is
> generally never sent at all. So you always start in
> "s".
> 
> Hope this helps,

It did clear up why an incoming DID is treated as an
extension. :) 

Thanks!

Cheers,
Maya



		
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