Re: Multicast entries in Mac-address table

Guys, I checked on 6500 platform, and 2960 switches and i dont see
Multicast entrires for the broadcast mac addressa created for each vlan. Is
this an anomaly or bug?

On Sun, Aug 7, 2011 at 2:21 PM, Irfan Sid <lifeoverip_at_gmail.com> wrote:

> I wanted to enable Port-security on my host ports, but on examing the
> Mac-address table i found that some of the host ports had multicast entries
> learnts on them
>
> What are these muliticast entries for? can I clear them off and enable
> port-security with max mac address 1.
>

> Multicast Entries
> vlan mac address type ports
>
> -------+---------------+-------+--------------------------------------------
> 1 ffff.ffff.ffff system Gi1/1,Gi2/1
> 10 ffff.ffff.ffff system Switch,Gi4/3,Gi4/4,Gi4/5,Gi4/6,Gi1/1,Gi2/1
> 100 ffff.ffff.ffff system Switch,Gi3/2,Gi3/3,Gi3/4,Gi3/5,Gi3/6,Gi3/12
> Gi3/14,Gi3/15,Gi3/16,Gi3/17,Gi3/18,Gi4/3
> Gi4/4,Gi4/5,Gi4/6,Gi1/1,Gi2/1
> 101 ffff.ffff.ffff system Switch,Gi1/1,Gi2/1
> 102 ffff.ffff.ffff system Switch,Gi4/3,Gi4/4,Gi4/5,Gi4/6,Gi1/1,Gi2/1
> 103 ffff.ffff.ffff system Gi4/3,Gi4/4,Gi4/5,Gi4/6,Gi1/1,Gi2/1
> 104 ffff.ffff.ffff system Gi4/3,Gi4/4,Gi4/5,Gi4/6,Gi1/1,Gi2/1
> 200 ffff.ffff.ffff system Gi3/16,Gi1/1,Gi2/1
> 301 ffff.ffff.ffff system Switch,Gi1/1,Gi2/1
> 302 ffff.ffff.ffff system Switch,Gi1/1,Gi2/1
> 303 ffff.ffff.ffff system Switch,Gi1/1,Gi2/1

Blogs and organic groups at http://www.ccie.net
Received on Mon Aug 08 2011 - 09:38:09 ART