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I have a 2924_XL s3witch that continuosly gets the following message:Nov 28 08:16:55 EST: %RTD-1-ADDR_FLAP: FastEthernet0/1 relearning 11 addrs per min. debug info shows macs on different ports every minute. Can anyone explain this to me. everythin...

rwemisch by Beginner
  • 1 replies
  • 0 Helpful votes

I have a Catalyst 2950. Client computers on this switch have been working fine for quite some time now but recently I have had 2 computers go into an error disable state. I can assume it is because the port detected a "link-flap" on the port since th...

Sighclops by Beginner
  • 4 replies
  • 0 Helpful votes

Hello to all,After reading several RFCs, guides and HOWTOs I am confused by an apparently trivial question - what is the basic, fundamental difference between classful and classless routing?I am well aware that - said in a very primitive way - the cl...

Peter Paluch by Hall of Fame Cisco Employee
  • 10 replies
  • 0 Helpful votes