Anthony D Cennami
narziss at cdardn.net
Thu Nov 20 11:30:14 EST 2003
This is a known bug in 2950 IOS 12.1(13); remedies include removing the
hard 'duplex full' configuration or migrating to a new IOS. Please see
Cisco BugID: CSCea56745
Victor Sudakov wrote:
>There is a WS-C2950T-24 with IOS C2950-I6Q4L2-M, Version 12.1(13)EA1
>One of its ports is attached to a 10 Mbit Allied Telesyn optical
>transceiver, the port is configured for full duplex, speed 10.
>The problem is that the packet loss in this link is up to 20%. There
>are 0 input or output errors in "sh interface". The only suspicious
>counter is "deferred" which is rapidly growing.
>What could be the reason ?
>I also do not understand how the deferred counter could be growing on a full
>duplex link. According to http://www.cisco.com/warp/public/63/eth_collisions.html#topic2
>it should not happen, if I correctly understand the meaning of
>Thanks in advance for any input.
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