Extended ACL to Permit Multicast Traffic

To permit multicast data traffic from source 97.1.1.50 for group 225.1.0.1 and deny all other traffic, enter the following commands.

device# configure terminal
device(config)# ip access-list extended 102 
device(config-ext-ipacl-102)# permit ip host 97.1.1.50 host 225.1.0.1 
device(config-ext-ipacl-102)# deny ip any any