Prerequisites; Connecting The Cisco Mgcp Ip Phone - Cisco MGCP IP Phone Administrator's Manual

Prerequisites

The following warning applies when you use an external power supply.
Warning This product depends on the building installation for short-circuit (over current) protection. Ensure
that a fuse or circuit breaker no larger than 120 VAC, 15A U.S. (240 VAC, 10A international) is used on
the phase conductors (all current-carrying conductors).
The device is designed to work with TN power systems.
Warning
The Cisco MGCP IP Phone is inoperable during a power outage if it is not supported by an
Caution
uninterruptible power supply (UPS) when using either a local transformer or inline power on the LAN.
This affects your ability to reach 911.
Prerequisites
For the Cisco MGCP IP phone to successfully operate as an MGCP endpoint in your network, your
network must meet the following requirements:
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Connecting the Cisco MGCP IP Phone

The Cisco MGCP IP phone has connections for connecting to the data network, for providing power to
the phone, and for connecting a headset to the phone.
Cisco MGCP IP phone.
Cisco MGCP IP Phone Administrator Guide, Release 5.0 and Release 5.1
2-2
A working IP network is established. For more information about configuring IP, refer to
IP Configuration Guide, Release 12.3.
VoIP is configured on your Cisco routers. For more information about configuring VoIP, refer to the
Cisco IOS Voice Configuration
VoIP gateways are configured for MGCP.
A TFTP server is active and contains the latest Cisco MGCP IP Phone firmware image in its root
directory.
Your CA is configured and communicating with the Cisco MGCP IP Phones.
Guide, Release 12.3 for the appropriate access platform.
Figure 2-1
Chapter 2 Installing the Cisco MGCP IP Phone
illustrates the connections on the
Cisco IOS