User's Manual

2 B5800 Branch sends the call directly to all registered SIP stations in the hunt
group.
A RTP Media is established between the Store Phone and the B5800 Branch.
Incoming call from corporate – coverage
1 Corporate user dials branch extension 5089110
2 SM routes call to CM-1 for origination call processing.
3 CM-1 and SM identify that branch is unreachable. CM-1 routes call to coverage path
for 5089110. In this case the remote coverage path would be the E.164 formatted DID
of the store [phone].
4 SM sends the call back to the originating CM-2. SM adapts the call to a format that is
routable at the local CM-2.
5 CM-2 sends the call to the PSTN.
6 Call is routed through the PSTN to the store through the local CO.
7 B5800 Branch routes the call to a hunt group. This hunt group in turn sends the call
to all registered SIP stations at the branch.
Centralized deployment example call flows
294 Implementing the Avaya B5800 Branch Gateway November 2011
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