Dell PowerConnect W-7200 Series, Справочное руководство

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742 | show ap debug radio-stats Dell PowerConnect W-Series ArubaOS 6.2 | Reference Guide
Parameter Description
Bad Frames Number of bad or error frames received.
Rx Clear 1s
The percentage of time no activity was seen on the air in the last 1 second.
Rx Clear 4s
The percentage of time no activity was seen on the air in the last 4 seconds.
Rx Clear 64s
The percentage of time no activity was seen on the air in the last 64 seconds.
Discarded Events Number of non-802.11 events that were detected and discarded during normal operation.
ARM Scan Frames
Number of scan frames sent for the adaptive radio management (ARM) feature.
Rx Data Frames
Data frames received
Null Data Frames
Null data frames received
Rx Mgmt Frames Management frames received
Control Frames
Control frames received.
Frames To Me
Number of wireless frames received that are addressed to the specified BSSID.
Broadcast Frames
Number of broadcast frames received.
Beacons Received Number of beacons received
Probe Requests
Number of Probe requests received.
Rx Probe Responses
Number of Probe responses received.
Rx RTS Frames
Ready To Send (RTS) frames received. These frames are sent when a computer has data
to transmit.
Rx CTS Frames
Clear To Send (CTS) frames received. This type of frame are used to verify that a client is
ready to receive information.
ACK Frames
Number of acknowledgement frames received.
PS Poll Frames Power-Save Poll (PS-Poll) frames received. When a client exits a power-saving mode, it
transmits a PS-Poll frame to the AP to retrieve any frames buffered while it was in
power-saving mode.
CRC Errors
Cyclic Redundancy Check (CRC) is a data sequence that is sent with a frame to help
verify if all the data received correctly. Possible CRC error causes include:
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Hardware malfunction
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Loose or unconnected cables
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RF interference, such as overlapping access point coverage on a channel or
interfering 2.4-GHz signals from devices like microwave ovens
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and wireless handset phones
PLCP Errors Physical Layer Convergence Protocol (PLCP) errors.
Rx Frames Dropped
Number of received frames that were dropped.
PHY Events
The number of Physical Layer Events, that are not 802.11 packets, detected by radio as
part of its normal receive operation.