Cisco Systems OL-14619-01 manual Lines and Cables to Make Physical Connections

Models: OL-14619-01

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Lines and Cables to Make Physical Connections

Chapter 6 Integrating Cisco Unity with the Phone System

How an Integration Works

Lines and Cables to Make Physical Connections

Depending on the type of integration, different combinations of lines and cables are used to connect the phone system and Cisco Unity.

Integration with Cisco Unified Communications Manager

Cisco Unified Communications Manager (CM) (formerly known as Cisco Unified CallManager) and SIP proxy servers use network connections that carry all communication to and from Cisco Unity. Figure 6-1shows the network connections used in an integration with Cisco Unified CM.

Figure 6-1 Connections for an Integration with Cisco Unified Communications Manager

Cisco

Unity server

 

Gateway

PSTN

LAN

 

V

Cisco Unified CallManager

55421

Digital Integration with Digital PIMG Units

The phone system sends call information, MWI requests, and voice connections through the digital lines, which connect the phone system to the PIMG units. The PIMG units communicate with the Cisco Unity server through the LAN or WAN by using Session Initiation Protocol (SIP). Figure 6-2shows the connections used in a digital integration by using digital PIMG units.

Figure 6-2 Connections for a Digital Integration by Using Digital PIMG Units

Phone system

Additional

PIMG units as needed

PIMG unit

Integration with Cisco Unified Communications ManagerDigital Integration with Digital PIMG UnitsManual backgroundLAN/WAN PIMG unit

Digital lines

Network connections

Cisco Unity server

104043

Design Guide for Cisco Unity Release 5.x

 

OL-14619-01

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Cisco Systems OL-14619-01 manual Lines and Cables to Make Physical Connections, Digital Integration with Digital PIMG Units