Places an active call on hold and resumes the held call.
Hold/Resume button
7
Creates a conference call.
Conference button
8
Transfers a call.
Transfer button
9
Toggles the speakerphone on or off. When the speakerphone is on, the
button is lit.
Speakerphone button
10
Toggles the microphone on or off. When the microphone is muted, the
button is lit.
Mute button
11
Toggles the headset on or off. When the headset is on, the button is lit.
Headset button
12
Allows you to dial phone numbers, enter letters, and select menu items
(by entering the item number).
Keypad
13
Controls the handset, headset, and speakerphone volume (off hook) and
the ringer volume (on hook).
Volume button
14
Opens or closes the Directories menu. Use the Contacts button to access
personal and corporate directories.
Contacts button
15
Opens or closes the Applications menu. Use the Applications button to
access call history, user preferences, phone settings, and phone model
information.
Applications button
16
Cisco IP Phone 8811, 8841, 8851, 8851NR, and 8861 User Guide for Cisco Unified Communications Manager
10.5
20
Getting Started
Buttons and Hardware