need info about "sh int dot11Radio" and "sh int dot11Radio stati"

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Mar 5th, 2007
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Hello,


Could someone explain me the counters in the 2 following display on an AP (like a AIR-AP1231G)


sh int dot11Radio 0

sh int dot11Radio 0 statistics



SiteR02#sh int dot11Radio 0

Dot11Radio0 is up, line protocol is up

Hardware is 802.11G Radio, address is 000f.3415.bf30 (bia 000f.3415.bf30)

MTU 1500 bytes, BW 54000 Kbit, DLY 1000 usec,

reliability 255/255, txload 1/255, rxload 1/255

Encapsulation ARPA, loopback not set

ARP type: ARPA, ARP Timeout 04:00:00

Last input 00:00:12, output 00:00:12, output hang never

Last clearing of "show interface" counters never

Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0

Queueing strategy: fifo

Output queue: 0/30 (size/max)

5 minute input rate 0 bits/sec, 0 packets/sec

5 minute output rate 0 bits/sec, 0 packets/sec

24680 packets input, 3282575 bytes, 0 no buffer

Received 129 broadcasts, 0 runts, 0 giants, 0 throttles

0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored

0 input packets with dribble condition detected

23427 packets output, 4831674 bytes, 0 underruns

212 output errors, 0 collisions, 1 interface resets

0 babbles, 0 late collision, 0 deferred

0 lost carrier, 0 no carrier

0 output buffer failures, 0 output buffers swapped out

SiteR02#sh int dot11Radio 0 statistics

DOT11 Statistics (Cumulative Total/Last 5 Seconds):

RECEIVER TRANSMITTER

Host Rx Bytes: 3265473 / 0 Host Tx Bytes: 4338004 / 0

Unicasts Rx: 88699 / 1 Unicasts Tx: 27040 / 0

Unicasts to host: 88699 / 1 Unicasts by host: 23629 / 0

Broadcasts Rx: 0 / 0 Broadcasts Tx: 4601528 / 49

Beacons Rx: 0 / 0 Beacons Tx: 4601528 / 49

Broadcasts to host: 0 / 0 Broadcasts by host: 0 / 0

Multicasts Rx: 0 / 0 Multicasts Tx: 0 / 0

Multicasts to host: 0 / 0 Multicasts by host: 0 / 0

Mgmt Packets Rx: 0 / 0 Mgmt Packets Tx: 3411 / 0

RTS received: 0 / 0 RTS transmitted: 1721 / 0

Duplicate frames: 230 / 0 CTS not received: 1597 / 0

CRC errors: 4303 / 0 Unicast Fragments Tx: 26833 / 0

WEP errors: 0 / 0 Retries: 2540 / 0

Buffer full: 0 / 0 Packets one retry: 435 / 0

Host buffer full: 0 / 0 Packets > 1 retry: 174 / 0

Header CRC errors: 43265 / 0 Protocol defers: 2 / 0

Invalid header: 311 / 0 Energy detect defers: 206 / 0

Length invalid: 0 / 0 Jammer detected: 0 / 0

Incomplete fragments: 0 / 0 Packets aged: 0 / 0

Rx Concats: 0 / 0 Tx Concats: 0 / 0


RATE 2.0 Mbps

.....

RATE 5.5 Mbps

......

RATE 11.0 Mbps

........

SiteR02#


Somes counters are displayed on those 2 displays but it is not with the same figure (CRC errors, input, output, broadcast, ...)

Can someone explaines me this ?


regards,

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hadbou Fri, 03/09/2007 - 13:46
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Show interface statistics shows number of error free packets whereas show interface statistics shows total number of packets.

jabouaf Mon, 03/26/2007 - 08:38
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Hello, do you know the formula ?

If I had errors to the "input field -from sh int-" then I don't get the unicats received field in the "sh int stat".

Regards,

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