Network port (10/100 SW) connection.
IEEE 802.3af power enabled.
4
DC adapter port (DC48V).
1
Access port (10/100 PC) connection
(optional).
5
AC-to-DC power supply (optional).
2
Handset connection.
6
AC power wall plug (optional).
3
Cisco IP Phone 7821
Phone Connections
Connect your Cisco IP phone to your LAN with an Ethernet cable to enable full functionality of your Cisco
IP phone. If your Ethernet port is equipped with Power over Ethernet (PoE), you can power the Cisco IP
phone through the LAN port. Do not extend the LAN Ethernet cable outside the building. For your phone to
work, it must be connected to the IP telephony network.
Cisco IP Phone 7800 Series Administration Guide for Cisco Unified Communications Manager
19
Cisco IP Phone 7821
Содержание MCS 7800 Series
Страница 17: ...P A R T I About the Cisco IP Phone Technical Details page 5 Cisco IP Phone Hardware page 17 ...
Страница 18: ......
Страница 30: ...Cisco IP Phone 7800 Series Administration Guide for Cisco Unified Communications Manager 16 External Devices ...
Страница 42: ......
Страница 71: ...P A R T III Hardware and Accessory Installation Cisco IP Phone Accessories page 59 Wall Mounts page 63 ...
Страница 72: ......
Страница 76: ...Cisco IP Phone 7800 Series Administration Guide for Cisco Unified Communications Manager 62 Headsets ...
Страница 106: ...Cisco IP Phone 7800 Series Administration Guide for Cisco Unified Communications Manager 92 Adjust the Handset Rest ...
Страница 108: ......
Страница 124: ...Cisco IP Phone 7800 Series Administration Guide for Cisco Unified Communications Manager 110 Customize Dial Tone ...
Страница 180: ...Cisco IP Phone 7800 Series Administration Guide for Cisco Unified Communications Manager 166 Phone Button Templates ...
Страница 186: ......
Страница 232: ...Cisco IP Phone 7800 Series Administration Guide for Cisco Unified Communications Manager 218 Cisco IP Phone Cleaning ...