Nortel 1000 Features And Services Fundamentals page 137

Call Forward External Deny
Contents
This section contains information on the following topics:
"Feature description" (page 137)
"Operating parameters" (page 138)
"Feature interactions" (page 138)
"Feature packaging" (page 139)
"Feature implementation" (page 139)
"Feature operation" (page 140)
Feature description
This enhancement provides the option to restrict, on a per-telephone basis,
the DN that can be programmed for Call Forward All Calls to internal DNs
only. Internal DNs are defined as:
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External DNs include (but are not limited to) trunk access codes,
Coordinated Dialing Plan (CDP) steering codes, Basic and Network
Alternate Route Selection (BARS/NARS) access codes, Electronic Switched
Copyright © 1994–2008, Nortel Networks
.
DNs that terminate on an analog (500/2500 type) telephone
DNs that terminate on a Meridian 1 proprietary telephone
DNs that terminate on a data terminal defined in LD 10 or LD 11
Attendant DNs or Centralized Attendant Service (CAS) local attendant
DNs
Listed DNs (LDNs)
Message Center DNs as defined in LD 23
Nortel Communication Server 1000
Features and Services Fundamentals — Book 2 of 6 (C)
NN43001-106 02.04 Standard
Release 5.5 9 May 2008
137