Autonegotiation does cause problems sometime. Rather specify it manually. I
had a instance where an uplink autonegotiated to half duplex on one side an
full on the other- result was many collisions!!
-----Original Message-----
From: Neil Desai [mailto:[EMAIL PROTECTED]]
Sent: 17 November 2000 14:55
To: [EMAIL PROTECTED]
Subject: Re: Ehternet Collisions
I would manually set your port speeds so that the router and the switches
match. Autonegotiation does not always work.
Neil
"Amit Gupta" <[EMAIL PROTECTED]> wrote in message
[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> Hello ,
>
>
> I am facing a problem of large number of collisions
> in the network
> and would like to have your help on this
>
> We have 2 Catalyst switches , 5509 and 6009 cascaded
> together and all the
> ports are configured in the Autonegotiating mode.
>
> The following is the sh interface from the router
> sh inter eth 0/0
> Ethernet0/0 is up, line protocol is up
> Hardware is AmdP2, address is 0050.7331.0901 (bia
> 0050.7331.0901)
> Description: EHPT NET
> Internet address is 136.225.199.1/24
> MTU 1500 bytes, BW 10000 Kbit, DLY 1000 usec,
> reliability 255/255, txload 33/255, rxload 32/255
>
> Encapsulation ARPA, loopback not set, keepalive set
> (10 sec)
> ARP type: ARPA, ARP Timeout 04:00:00
> Last input 00:00:00, output 00:00:00, output hang
> never
> Last clearing of "show interface" counters 6d19h
> Queueing strategy: fifo
> Output queue 0/40, 38740 drops; input queue 6/75,
> 14749 drops
> 5 minute input rate 1275000 bits/sec, 434
> packets/sec
> 5 minute output rate 1298000 bits/sec, 426
> packets/sec
> 154020652 packets input, 3485131167 bytes, 0 no
> buffer
> Received 1564263 broadcasts, 0 runts, 0 giants, 0
> throttles
> 0 input errors, 0 CRC, 0 frame, 0 overrun, 0
> ignored, 0 abort
> 0 input packets with dribble condition detected
> 154717115 packets output, 1648908410 bytes, 0
> underruns
> 31 output errors, 54533299 collisions, 0
> interface resets
> 0 babbles, 0 late collision, 7633346 deferred
> 0 lost carrier, 0 no carrier
> 0 output buffer failures, 0 output buffers
> swapped out
>
> Thanks & Regards
>
> Amit
>
>
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