User`s manual

vi
9 Configuring Firewall/NAT Settings.........45
9.1 Firewall Overview.................................................................................................45
9.1.1 Stateful Packet Inspection.........................................................................45
9.1.2 DoS (Denial of Service) Protection...........................................................45
9.1.3 Firewall and Access Control List (ACL)....................................................45
9.1.3.1 Priority Order of ACL Rule............................................................45
9.1.3.2 Tracking Connection State...........................................................46
9.1.4 Default ACL Rules.....................................................................................46
9.2 NAT Overview.......................................................................................................46
9.2.1 Static (One to One) NAT...........................................................................46
9.2.2 Dynamic NAT.............................................................................................47
9.2.3 NAPT (Network Address and Port Translation) or PAT (Port Address
Translation).................................................................................................48
9.2.4 Reverse Static NAT...................................................................................49
9.2.5 Reverse NAPT / Virtual Server.................................................................49
9.3 Configuring Inbound ACL Rules..........................................................................49
9.3.1 Inbound ACL Rule Configuration Parameters.........................................49
9.3.2 Access Inbound ACL Rule Configuration Page – (Firewall è Inbound
ACL)............................................................................................................52
9.3.3 Add Inbound ACL Rules............................................................................52
9.3.4 Modify Inbound ACL Rules.......................................................................53
9.3.5 Delete Inbound ACL Rules.......................................................................53
9.3.6 Display Inbound ACL Rules......................................................................53
9.4 Configuring Outbound ACL Rules.......................................................................53
9.4.1 Outbound ACL Rule Configuration Parameters......................................54
9.4.2 Access Outbound ACL Rule Configuration Page – (Firewall è
Outbound ACL)..........................................................................................56
9.4.3 Add an Outbound ACL Rule.....................................................................57
9.4.4 Modify Outbound ACL Rules....................................................................57
9.4.5 Delete Outbound ACL Rules....................................................................58
9.4.6 Display Outbound ACL Rules...................................................................58
9.5 Configuring URL Filters........................................................................................58
9.5.1 URL Filter Configuration Parameters.......................................................58
9.5.2 Access URL Filter Configuration Page – (Firewall è URL Filter)..........58
9.5.3 Add an URL Filter Rule..............................................................................59
9.5.4 Modify an URL Filter Rule.........................................................................59