Cisco 6861 Deployment Guide

Cisco IP Phone 6861 Multiplatform Phones Wireless LAN Deployment Guide
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If you want to use the 2.4 GHz band, ensure that the 802.11b/g/n network status and 802.11g is enabled.
Recommended to set 12 Mbps as the mandatory (basic) rate and 18 Mbps or higher as supported (optional) rates assuming
that there will not be any 802.11b-only clients connecting to the wireless LAN. However, some environments may require
6 Mbps to be enabled as the mandatory (basic) rate.
If 802.11b clients exist, then 11 Mbps should be set as the mandatory (basic) rate and 12 Mbps or higher as the supported
(optional) rate.

Cisco 6861 Specifications

General

Brand	Cisco
Model	6861
Category	IP Phone
Language	English