Field

Description

 

Number of clients currently associated with the radio.

 

Generally, this counter is equal to the number of sessions listed for the radio in

 

show sessions output. However, the counter can differ from the counter in show

 

sessions output if a client is associated with the radio but has not yet completed

 

802.1X authentication. In this case, the client is counted by this counter but not

User Sessions

in the show sessions output.

 

 

Although there is no specific normal range for this counter, a high or low number

 

relative to other radios can mean the radio is underutilized or overutilized relative

 

to the other radios. (However, if the clients are VoIP phones, a relatively high

 

number of clients

 

does not necessarily mean overutilization since voice clients consume less

 

bandwidth on average than data clients.)

 

 

 

Number of times the radio received a TKIP-encrypted frame with an invalid

 

MIC.

MIC Error Ct

 

 

Normally, the value of this counter should always be 0. If the value is not 0, check

 

the system log for MIC error messages and contact D-Link Technical Support.

 

 

 

Number of times a decryption error occurred with a packet encrypted with

TKIP Decrypt Err

TKIP.

(See the description for CCMP Pkt Decrypt Err.)

 

 

 

CCMP Pkt Replays

Number of CCMP packets that were resent to the AP by a client.

(See the description for TKIP Pkt Replays.)

 

 

RadioResets

Number of times the radio has been reset. Generally, a reset occurs as a result

of RF noise. It is normal for this counter to increment a few times per day.

 

 

 

 

Number of times the radio retransmitted a unicast packet because it was not

 

acknowledged. The AP uses this counter to adjust the transmit data rate for a

 

client, in order to minimize retries.

Transmit Retries

The ratio of transmit retries to transmitted packets (TxUniPkt) indicates the overall

transmit quality. A ratio of about 1 retry to 10 transmitted packets indicates good

 

transmit quality. A ratio of 3 or more to 10 indicates poor transmit quality.

 

Note: This counter includes unacknowledged probes. Some clients do not

 

respond to probes, which can make this counter artificially high.

 

 

 

Received signal strength at which the AP can no longer distinguish 802.11

Noise Floor

packets from ambient RF noise. A value around -90 or higher is good for an

802.11b/g radio. A value around -80 or higher is good for an 802.11a radio.

 

 

Values near 0 can indicate RF interference.

 

 

802.3 Packet Rx Ct

Number of raw 802.3 packets received by the radio. These are LocalTalk

(AppleTalk) frames. This counter increments only if LocalTalk traffic is present.

 

 

 

The counters above are global for all data rates. The counters below are for individual data rates.

Note: If counters for lower data rates are incrementing but counters for higher data rates are not incrementing, this can indicate poor throughput. The poor throughput can be caused by interference. If the cause is not interference or the interference cannot be eliminated, you might need to relocate the AP in order to use the higher data rates and therefore improve throughput.

D-Link DWS-1008 CLI Manual

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