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Mac address not learning from L3 switch

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  • Mac address not learning from L3 switch

    finger capturing device mac address is not learning from Cisco L3 switch(3500), but it working with Cisco 2950 switch.

  • #2
    Re: Mac address not learning from L3 switch

    Hi ptx,

    run "show mac-address-table" and look to see what the aging time is for entries. It is possible that it is set to zero. The default aging time limit should be 300 seconds.

    If that doesn't work, please post a scrubbed config to see there is something that is being over looked.

    Ryan

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