Yes, you can [and should] do that [put static cam entry on the trunk 
ports of sw2].  In fact, if you add an _additional_ firewall--> or for 
better redundancy  Dear Group,
> 
> Need your help in setting up the following :-
> 
> SETUP :- There are 2 core switches SW1 & Sw2 (connected back to back
> with both
> the SUP GE ports Fiber uplink (Channeld and trunk). On one of the
> switch (SW1)
> I have 2 firewalls connected in cluster mode. For this clustered
> firewall  I have bind the multicast mac address on the switch SW1 as
> the recommended method by the firewall vendor by the command (set cam
> permanent ). 
> 
> Now the problem faced here is since they have only bind the mac
> address to 2 ports on SW1 (switch one ONLY) there seems to be some
> multicast packets flooding on my  second core switch SW2 for that
> multicast address. 
> 
> The customer wants to stop this broadcast from hapening on 2nd switch
> SW2 and hence wants to bind the same multicast mac address on the 2nd
> Switch with the trunk ports going to SW1 from SW2.
> 
> Has anybody faced similar situation ?? Is this configuration
> supported. Can I bind the cam entry to my trunk port on the SW2 as
> well with the same multicast
> mac address??
> 
> Many thanks in advance.
> 
> Thanks
> Hitesh
>>snip of huge disclaimer<<




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