Network using Uniform Dialing Plan 113
4. Themain office sends the call to 3456 to the Branch Office. The Branch
Office rings set 3456.
Abnormal case - calls originating using UDP,but terminatingusing CDP
Figure 41
Call flow for Scenario 2 - local call dial UDP
1. TheBranch Office user dials 6-395-3456. The system transmits
395-3456 to the NRS. The NRS checks its provisioning, and determines
that all calls are to be sent to the main office; it directs the call to the
main office.
2. TheBranch Office sends the call to 395-3456 to the main office.
3. Themain office determines that this is to another Branch Office, using
CDP.The system deletes the HLOC and transmits 3456 to the NRS.
The NRS checks its provisioning, and determines that all calls to 3456
from this CDP region are to be sent to Branch Office A2; it directs the
call to the Branch Office.
4. Themain office sends the call to 3456 to the Branch Office. The Branch
Office rings set 3456.
Call between branch offices associated with different main offices
In Figure 42 "Call flow for Scenario 2 - local call to remote Branch Office
(originator side)" (page 114), the first half of the call is shown (the originator
side of the call).
Nortel Communication Server 1000
Branch Office Installation and Commissioning
NN43001-314 01.02 Standard
Release 5.0 20June 2007
Copyright© 2007, Nor tel Networks
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