Chapter 1
An Overview of the Cisco Unified IP Phone
1
Phone Screen
2
Voice Message Light Indicator
3
Cisco Unified IP Phone Model
4
Cancel Button
5
OK Button
6
Navigation Bar
7
Line 1 and Line 2 light indicator
8
Volume Button
9
Speaker Button
What Networking Protocols Are Used?
OL-10969-01
Cisco Unified IP Phones support several industry-standard and Cisco networking
protocols required for voice communication.
the networking protocols supported on the Cisco Unified SIP Phone 3951.
Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1
What Networking Protocols Are Used?
10 Mute Button
11 Keypad
12 Voice Message Button
13 Hold Button
14 Transfer Button
15 Conference Button
16 New Call Button
17 HandSet
Table 1-1
provides an overview of
1-3