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Installation and Upgrade Guide for Cisco Unified Videoconferencing 3522 BRI Gateway and 3527 PRI Gateway Release 5.6
OL-17010-01
Chapter 1 Functionality
About Cisco Unified Videoconferencing 3500 Gateway Applications and Topologies
BRI GatewaysYou can connect the BRI gateway to a local private branch exchange (PBX) that provides the BRI
connection (as shown in Figure 1-6), or to a public phone network using an NT1 device (as shown in
Figure 1-7).
Figure 1-6 Connecting the BRI Gateway Directly to a PBX that Provides a BRI Line
Figure 1-7 Connecting the BRI Gateway Directly to a Central Office Switch
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H.323 terminal
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