Direct inward system access, Group hunt, Isdn qsig/euroisdn call completion – Nortel Networks NN43001-106 User Manual

Page 163: New flexible code restriction, Scheduled access restrictions

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Feature interactions

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redirected call from the receiving node to the requesting node. This means
that there are no limitations added to the access restriction checks for calls
being redirected by the Call Pickup Network Wide feature.

If the call is blocked because of any of these Access Restrictions on either
the receiving, tandeming, or requesting node, the originally called party is
re-rung and the party attempting to pick up the call receives overflow tone.

Digital Private Network Signaling System (DPNSS1)/Digital Access
Signaling System (DASS2) Uniform Dialing Plan (UDP) Interworking

The connection between the network user (extension or trunk) and
the DPNSS1 UDP trunk can be barred based on the Class of Service
Restrictions of the parties involved. The connection between the network
user (extension or trunk) and the DPNSS1 trunk can also be barred based
on the Trunk Group Access Restrictions feature. It is possible to bar the
connection between originator and terminator through a DPNSS1 UDP
trunk based on the DPNSS1 signaling information.

The Code Restriction sub-feature is not supported.

Direct Inward System Access

Access Restrictions are assigned to the Direct Inward System Access
(DISA) DN as they are to any station within the system. Separate Access
Restrictions are also assigned to authorization codes used by DISA callers.

Group Hunt

If a routing-associated DN is programmed in a group hunt list, the Access
Restrictions based on the Class of Service and/or TGAR of the calling
station/route apply.

ISDN QSIG/EuroISDN Call Completion

ISDN QSIG/EuroISDN Call Completion does not override Access, Call
Restriction or Trunk Group Access Restrictions. When Call Completion is
activated, the second call has the same restrictions as the initial call that
received either no answer or a busy indication.

New Flexible Code Restriction

The Code Restriction feature and New Flexible Code Restriction cannot be
implemented simultaneously for the same customer.

Scheduled Access Restrictions

The Trunk Access Restriction Group (TARG) defined for each route is not
altered by Scheduled Access Restrictions. Access to the route is denied to
any telephone or trunk assigned a Trunk Group Access Restriction code
that is part of the TARG.

Nortel Communication Server 1000

Features and Services - Book 1 of 6 (A to B)

NN43001-106

01.04

Standard

Release 5.0

27 July 2007

Copyright © 2007, Nortel Networks

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