Nortel Networks 9150 - Manual (Page 54)

24 Remote Gateway 9150 Installation and Administration Guide
Remote Gateway 9150 description Standard 3.1
Call scenario 3: locally controlled mode—local call
The following diagram shows how a call is routed when making a call within
your local area.
G101394
Up to 32 digital telephones Branch office
(Chicago)
Host location
(Los
Angeles)
Called party
is local
pizza parlor
(Chicago)
User 1 User 2 User 3
2
Central office trunks
(ISDN BRI)
1 3
RX TX
V.35
STATUS
4 3 2 1
L2 L1 L2 L1 L2 L1 L2 L1 MODULE COLL RX TX ETHERNET POWER
Remote Gateway 9150
PSTN
Ethernet network
Locally controlled call
ISDN PRI
Host
PBX
RLC
PSTN call
1
2
3