xii
Figure 9.4 NAPT
– Map Any Internal PCs to a Single Global IP Address............................................................ 48
Figure 9.5 Reverse Static NAT
– Map a Global IP Address to An Internal PC .................................................... 48
Figure 9.6 Reverse NAPT
– Relayed Incoming Packets to the Internal Host Base on the Protocol, Port
Number or IP Address ...................................................................................................................................... 48
Figure 9.7. Inbound ACL Configuration Page ......................................................................................................... 49
Figure 9.8. Inbound ACL configuration example .................................................................................................... 52
Figure 9.9. Outbound ACL Configuration Page ...................................................................................................... 54
Figure 9.10. Outbound ACL Configuration Example .............................................................................................. 57
Figure 9.11. URL Filter Configuration Page ............................................................................................................ 59
Figure 9.12. URL Filter Rule Example ..................................................................................................................... 60
Figure 9.13. Self Access Rule Configuration Page................................................................................................. 61
Figure 9.14. Service List Configuration Page.......................................................................................................... 63
Figure 9.15. DoS Configuration Page...................................................................................................................... 66
Figure 9.16. Application Filter Configuration Page ................................................................................................. 69
Figure 9.17 Network Diagram for FTP Filter Example
– Blocking FTP Delete Command.................................. 69
Figure 9.18. FTP Filter Example
– Configuring FTP Filter Rule ............................................................................ 70
Figure 9.19 FTP Filter Example
– Firewall Configuration Assistant ...................................................................... 70
Figure 9.20 FTP Filter Example
– Add an FTP Filter to Deny FTP Delete Command ........................................ 70
Figure 9.21. FTP Filter Example
– Associate FTP Filter Rule to an ACL Rule .................................................... 71
Figure 9.22. HTTP Filter Example
– Configuring HTTP Filter Rule....................................................................... 71
Figure 9.23. HTTP Filter Example
– Associate HTTP Filter Rule to an ACL Rule............................................... 72
Figure 9.24. Modify an Application Filter ................................................................................................................. 73
Figure 9.25 IP Pool Configuration Page .................................................................................................................. 74
Figure 9.26. Network Diagram for IP Pool Configuration ....................................................................................... 75
Figure 9.27. IP Pool Example
– Add Two IP Pools – MISgroup1 and MISgroup2 .............................................. 76
Figure 9.28. IP Pool Example
– Deny QUAKE-II Connection for MISgroup1 ...................................................... 76
Figure 9.29. NAT Pool configuration page .............................................................................................................. 77
Figure 9.30. Network Diagram for NAT Pool Example........................................................................................... 79
Figure 9.31. NAT Pool Example
– Create a Static NAT Pool................................................................................ 79
Figure 9.32. NAT Pool Example
– Associate a NAT Pool to an ACL Rule........................................................... 80
Figure 9.33. Time Range Configuration Page ........................................................................................................ 81
Figure 9.34. Time Range Example
– Create a Time Range.................................................................................. 82
Figure 9.35. Time Range Example
– Deny FTP Access for MISgroup1 During OfficeHours............................. 82
Figure 9.36. Firewall active connections statistics .................................................................................................. 83
Figure 10.1. VPN Tunnel Configuration Page
– Pre-shared Key Mode ............................................................... 91
Figure 10.2. VPN Tunnel Configuration Page
– Manual Key Mode...................................................................... 93
Figure 10.3. VPN Statistics Page............................................................................................................................. 96