Cisco Ip Phone 7841; Phone Connections - Cisco 7800 Series Administration Manual

About the Cisco IP Phone

Cisco IP Phone 7841

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.
1
2
3
4
DC adaptor port (DC48V) (optional).
AC-to-DC power supply (optional).
AC power wall plug (optional).
Network port (10/100/1000 SW)
connection. IEEE 802.3af power
enabled.
Cisco IP Phone 7800 Series Administration Guide for Cisco Unified Communications Manager
5 Access port (10/100/1000 PC)
connection (optional).
6 Auxiliary port (optional).
7 Handset connection.
8 Analog headset connection (optional).
Cisco IP Phone 7841
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