User's Manual

1-5
Cisco Unified IP Phone Administration Guide for Cisco Unified Communications Manager 8.6 (SCCP and SIP)
OL-23091-01
Chapter 1 An Overview of the Cisco Unified IP Phones
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 1-2 provides an overview of the networking protocols that the Cisco Unified
IP Phones support.
6 Help button Activates the Help menu.
7 Settings button Opens/closes the Settings menu. Use the button to control phone screen contrast and ring
sounds.
8 Services button Opens/closes the Services menu.
9 Volume button Controls the handset, headset, and speakerphone volume (off-hook) and the ringer volume
(on-hook).
10 Speaker button Toggles the speakerphone on or off. When the speakerphone is on, the button is lit.
11 Mute button Toggles the Mute feature on or off. When Mute is on, the button is lit.
12 Headset button Toggles the headset on or off. When the headset is on, the button is lit.
13 Navigation button Allows you to scroll through menus and highlight items. When the phone is on-hook, displays
phone numbers from your Placed Calls log.
14 Keypad Allows you to dial phone numbers, enter letters, and choose menu items.
15 Softkey buttons Each activates a softkey option (displayed on your phone screen).
16 Handset light strip Indicates an incoming call or new voice message.
Ta b l e 1-2 Supported Networking Protocols on the Cisco Unified IP Phones
Networking Protocol Purpose Usage Notes
Bootstrap Protocol
(BootP)
BootP enables a network device such as
the Cisco Unified IP Phones to discover
certain startup information, such as its IP
address.
If you use BootP to assign IP addresses to the Cisco
Unified
IP Phones, the BOOTP Server option
shows “Yes” in the network configuration settings
on the phone.