Cisco 6841 Administration Guide

Step 2 Set up the network to support one of the following:
• DHCP support
• Manual assignment of IP address, gateway, and subnet mask
Install the Cisco IP Phone
After the phone connects to the network, the phone startup process begins, and the phone registers with the
Third-Party Call Control System. To finish phone installation, you need to configure the network settings on
the phone either manually or with DHCP.
Before using external devices, read External Devices, on page 20.
Note
If you only have one LAN cable at your desk, you can plug your phone into the LAN with the SW port and
then connect your computer into the PC port.
You can also daisy chain two phones together. Connect the PC port of the first phone to the SW port of the
second phone.
Cisco IP Phone 6861 Multiplatform Phones doesn't have a PC port. You can connect Cisco IP Phone 6861 to
a wireless network through Wi-Fi.
Note
Do not connect the SW and PC ports into the LAN.
Caution
Procedure
Step 1 Choose the power source for the phone:
• Power over Ethernet (PoE)—Cisco IP Phone 6821 and 6851 Multiplatform Phones
• External power supply
For more information, see Phone Power Requirements, on page 14.
Step 2 Connect the handset to the handset port.
The Cisco IP Phone 6861 Multiplatform Phones ship with a wideband handset. The Cisco IP Phone 6821,
6841, and 6851 Multiplatform Phones ship with a narrowband handset. You can buy a wideband-capable
handset that is designd especially for use with the phone.
The handset includes a light strip that indicates incoming calls and waiting voice messages.
Step 3 Connect a headset to the headset port. You can add a headset later if you do not connect one now.
Cisco IP Phone 6800 Series Multiplatform Phones Administration Guide
36
Phone Installation
Install the Cisco IP Phone

Cisco 6841 Specifications

General

Brand	Cisco
Model	6841
Category	IP Phone
Language	English