[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] object groups 2nd commands object- group icmp-type 2nd 3rd object-group network 2nd 3rd 4th object-group protocol 2nd 3rd object-group services 2nd 3rd deleting (clear object-group command) displaying (show object-group command) nesting 2nd object-group icmp-type command example (Listing 6.19) 2nd options 2nd object-group network command example (Listing 6.13) 2nd options object-group protocol command example (Listing 6.17) 2nd options 2nd object-group services command example (Listing 6.15) 2nd options 2nd operating systems PDM clients supported Options pull-down menu PIX firewall configuration (PDM) OSI model (Open Systems Interconnnect) 2nd layers packet filters 2nd proxy filters 2nd 3rd stateful packet filters table 2nd outbound command traffic filter 2nd outbound traffic PIX firewalls setting up 2nd 3rd 4th 5th 6th 7th 8th 9th outside interface (untrusted area) PIX firewall 2nd overloading (NAT) |