Cisco Systems 3527 PRI Manuel D’Utilisation

This section describes the following topics:

The Cisco Unified Videoconferencing 3500 Gateway series consists of the following products:

Cisco Unified Videoconferencing 3527 PRI Gateway (see the 

)

Cisco Unified Videoconferencing 3522 BRI Gateway (see the 

)

The Cisco Unified Videoconferencing 3527 PRI Gateway enables audio, video, and data communication 
between H.320 endpoints that connect through ISDN, and H.323 endpoints that connect through a 
packet-based network. For voice-over-IP, the gateway enables PSTN voice callers to connect from the 
ISDN network to IP voice callers. The Cisco Unified Videoconferencing 3527 PRI Gateway supports 
one PRI ISDN port.

The Cisco Unified Videoconferencing 3522 BRI Gateway enables audio, video and data communication 
between H.320 endpoints that connect through Integrated Services Digital Network (ISDN), and H.323 
endpoints that connect through a packet-based network. For voice-over-IP, the gateway enables Public 
Switched Telephone Network (PSTN) voice callers to connect with IP voice callers. The Cisco Unified 
Videoconferencing 3522 BRI Gateway supports up to four BRI ISDN ports.