To make an acl work, the least you need to create is a rule, and bind it to an interface. object-group network SERVERS des --- list of servers -- network-object host 10.33.3.10 network-object host 10.33.3.20 network-object host 10.33.3.30 ! object-group service SERVERPORTS des --- ports opened on servers --- service-object tcp destination eq http service-object tcp destination eq ftp service-object tcp destination eq smtp ! access-list EXTIN extended permit object-group SERVERPORTS any object-group SERVERS ! access-group EXTIN in interface DMZ1 access-group EXTIN in interface DMZ2 |