Prevent network - MAC FLAP

[David Kondicz]

Hi, How can I prevent my network form virused PCs. Las night i had problems on my network and aftech checking logs in my 3560x there was problem with MAC flap.

Is possible prevent network from this with config in our switches?

Thanx

BR

Dave

[Reza Sharifi]

No, you cannot prevent virus attack to your PCs by configuring the switch

[Derek Zhang]

If the virused PC use different MAC cause mac flapping etc.

You probably can use DHCP snooping/DAI if the DHCP is used for PC.

http://www.cisco.com/en/US/docs/switches/lan/catalyst3560/software/release/12.2_20_se/configuration/guide/swdynarp.html