Cisco 7800 Series Manual

Your Phone
• The Cisco IP Phone 7800 Series, on page 1
• Phone Setup, on page 5
• Activate and Sign In to Your Phone, on page 8
• Self Care Portal, on page 9
• Buttons and Hardware, on page 11
• Power Requirements, on page 16
• Phone Firmware and Upgrades, on page 17
• Energy Savings, on page 17
• Additional Help and Information , on page 18
The Cisco IP Phone 7800 Series
The Cisco IP Phones 7811, 7821, 7841, and 7861 deliver easy-to-use, highly-secure voice communications.
Figure 1: The Cisco IP Phone 7800 Series
The following table shows the major features for the Cisco IP Phone 7800 Series.
Table 1: Cisco IP Phone 7800 Series Major Features
7861784178217811Features
Greyscale, with
backlight
Greyscale, with
backlight
Greyscale, with
backlight
Greyscale, no
backlight
Screen
16421Lines
9998Fixed feature keys
Your Phone
1

Cisco 7800 Series Specifications

General

Wireless	No
Video Support	No
PoE	Yes, 802.3af/at
Audio Codec Support	G.711, G.722, G.729, iLBC
Network Protocols	SIP, SDP, IPv4, IPv6, UDP, TCP, DNS, TFTP, HTTP, HTTPS, DHCP
Security Features	802.1X, TLS, SRTP
Power Options	PoE
Headset Port	3.5mm
Buttons	Line keys, navigation cluster, softkeys, mute, speakerphone, headset, volume control
Bluetooth	No
Ethernet Switch	Yes, 2-port 10/100/1000
USB Port	Yes, for headset (7875)