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