1-12
Cisco SIP IP Phone Administrator Guide
Chapter 1 Product Overview
Prerequisites
Prerequisites
For the Cisco SIP IP phone to successfully operate as a SIP endpoint in your network, your network must
meet the following requirements:
•
A working IP network is established.
For more information about configuring IP, refer to
Cisco IOS IP Configuration Guide
,
Release 12.2.
•
VoIP is configured on your Cisco routers.
For more information about configuring VoIP, refer to the
Cisco IOS Voice, Video, and Fax
Configuration Guide
, Release 12.2, for the appropriate access platform. For more information about
configuring SIP VoIP, refer to the
“Configuring SIP for VoIP”
chapter.
•
VoIP gateways are configured for SIP.
•
A TFTP server is active and contains the latest Cisco SIP IP phone firmware image in its root
directory.
•
A proxy server is active and configured to receive and forward SIP messages.
Cisco SIP IP Phone Connections
The Cisco SIP IP phone has connections for connecting to the data network, for providing power to the
phone, and for connecting a headset to the phone.
Figure 1-3
illustrates the connections on the Cisco SIP
IP phone.
Figure 1-3
Cisco SIP IP Phone Cable Connections
Handset
port
Headset
port
Cisco IP Phone (rear view)
62472
Power
outlet
RS-232 port
(optional power
cable)
AC adapter
port
(DC48V)
Access port
(10/100 PC)
Network port
(10/100 SW)
