[c-nsp] 3650G Port security and multicast.

Adrian Minta adrian.minta at gmail.com
Mon Feb 25 14:02:09 EST 2008


Jeff Kell wrote:
> Adrian Minta wrote:
>> Xavier Beaudouin wrote:
>>> Here is any magic way to filter / remove any multicast traffic from 
>>> machines connected on Gi 0/1 (eg avoid machine that is on this port 
>>> to send any multicast packets on network).
>>>     
>> !
>> interface GigabitEthernet0/1
>> switchport access vlan 3
>> switchport mode access
>> switchport nonegotiate
>> flowcontrol receive on
>> spanning-tree portfast
>> switchport block multicast
>
> That keeps unknown multicasts from being transmitted *to* the port, 
> but does nothing about multicast traffic *from* the port (IIRC).
>
> Jeff

switchport block multicast
storm-control multicast level 0

-- 
Best regards,
Adrian Minta    MA3173-RIPE, MA314-ROTLD, www.minta.ro 





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