----- Original Message ----- 
From: "PBX" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Thursday, November 06, 2003 10:36 PM
Subject: RE: [Asterisk-Users] 5 Channel / Trunk ??


>Ok.. To my understanding / memory DID only supports inbound calls.  If this
is the case would you use DNIS vs DID?


DID is a type of line and a type of service.

DID the line is inbound only and has traditionally been used for fax servers
and things like that.

DID the service can be sent over an E&M Wink T-1 as DTMF and also as
D-Channel information down a PRI.  Technically I think that it is called
DNIS on an E&M T-1 but it is functionally the same thing.

Sean



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