Nortel Networks Remote Gateway 50 manual Call flow for Scenario 2 local call dial UDP

Bandwidth Management Page 119 of 258

Abnormal case - calls originating using UDP, but terminating using CDP

Figure 34

Call flow for Scenario 2 - local call dial UDP

1The branch 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.

2The branch office sends the call to 395-3456 to the main office.

3The main 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.

4The main office sends the call to 3456 to the branch office. The branch office rings set 3456.

Main Office Configuration for Survivable Remote Gateway 50 Configuration Guide