Concept Guide

Parameter Description
l Metric value “d” is the interference the AP’s neighbors see on the
adjacent channel.
l To calculate the total Interference Index for a channel add “a+b+c+d”.
Interface Name
Name of the fastethernet or gigabit Ethernet interface
Current ARM Assignment
Current channels assigned by the AP’s ARM profile.
Target Coverage Index
Ideal value of coverage index an AP tries to achieve on its channel.
Covered channels a/g
Number of channels that are currently being used by an AP’s BSSIDs.
Free channels a/g
Number of channels that are available to an AP because that channel has a
lower interference index.
ARM Edge State
If enabled, ARM-enabled APs on the network edge will not become Air
Monitors.
Last check channel/pwr
Time elapsed since the AP checked its channel and power settings, in
hour:minute:second format.
Last change channel/pwr
Time elapsed since the AP changed its channel and power settings, in
hour:minute:second format.
Command History
Release Modification
ArubaOS 3.0 Command introduced.
ArubaOS 6.3 A new column util(Qual) was added to the output to indicate the channel
quality.
Command Information
Platforms Licensing Command Mode
All platforms Base operating system Enable or Config mode on master
controllers
Dell Networking W-Series ArubaOS 6.5.x | Reference Guide show ap arm rf-summary | 978