sudakov at sibptus.tomsk.ru
Thu Nov 20 23:30:52 EST 2003
Anthony D Cennami wrote:
> 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
Thanks a lot. This must be the cause of the problem, the description
of the bug fits perfectly. However, migrating seems difficult. This
IOS supports "class-map" and "policy-map" and I am not sure if
can do that.
> Anthony Cennami
> 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
> >duplex link. According to
> >it should not happen, if I correctly understand the meaning of
> >Thanks in advance for any input.
Victor Sudakov, VAS4-RIPE, VAS47-RIPN
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