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Prestige 650 ADSL Router
List of Figures xiii
Figure 7-1 How NAT Works .......................................................................................................................... 7-3
Figure 7-2 NAT Application With IP Alias .................................................................................................... 7-4
Figure 7-3 Menu 4 — Applying NAT for Internet Access............................................................................. 7-6
Figure 7-4 Menu 11.3 — Applying NAT to the Remote Node ...................................................................... 7-8
Figure 7-5 Menu 15 — NAT Setup................................................................................................................ 7-9
Figure 7-6 Menu 15.1 — Address Mapping Sets........................................................................................... 7-9
Figure 7-7 Menu 15.1.255 — SUA Address Mapping Rules....................................................................... 7-10
Figure 7-8 Menu 15.1.1 — First Set .............................................................................................................7-11
Figure 7-9 Menu 15.1.1.1 — Editing/Configuring an Individual Rule in a Set........................................... 7-13
Figure 7-10 Menu 15.2 — NAT Server Setup.............................................................................................. 7-16
Figure 7-11 Menu 15.2.1 — NAT Server Setup........................................................................................... 7-16
Figure 7-12 Multiple Servers Behind NAT Example................................................................................... 7-17
Figure 7-13 NAT Example 1........................................................................................................................ 7-18
Figure 7-14 Menu 4 — Internet Access & NAT Example ........................................................................... 7-18
Figure 7-15 NAT Example 2........................................................................................................................ 7-19
Figure 7-16 Menu 15.2.1 — Specifying an Inside Server............................................................................ 7-20
Figure 7-17 NAT Example 3........................................................................................................................ 7-21
Figure 7-18 Example 3: Menu 11.3.............................................................................................................. 7-22
Figure 7-19 Example 3: Menu 15.1.1.1 ....................................................................................................... 7-22
Figure 7-20 Example 3: Final Menu 15.1.1 ................................................................................................. 7-23
Figure 7-21 NAT Example 4........................................................................................................................ 7-24
Figure 7-22 Example 4: Menu 15.1.1.1 — Address Mapping Rule............................................................. 7-25
Figure 7-23 Example 4: Menu 15.1.1 — Address Mapping Rules ............................................................. 7-26
Figure 8-1 Outgoing Packet Filtering Process ............................................................................................... 8-2
Figure 8-2 Filter Rule Process........................................................................................................................ 8-3
Figure 8-3 Menu 21 — Filter Set Configuration............................................................................................ 8-4
Figure 8-4 NetBIOS_WAN Filter Rules Summary........................................................................................ 8-5
Figure 8-5 NetBIOS_LAN Filter Rules Summary......................................................................................... 8-5
Figure 8-6 Telnet_WAN Filter Rules Summary ............................................................................................ 8-6
Figure 8-7 PPPoE Filter Rules Summary ...................................................................................................... 8-6
Figure 8-8 FTP_WAN Filter Rules Summary................................................................................................ 8-7
Figure 8-9 WebSet Filter Rules Summary ..................................................................................................... 8-7
Figure 8-10 Menu 21.1.1 — TCP/IP Filter Rule.......................................................................................... 8-10
Figure 8-11 Executing an IP Filter............................................................................................................... 8-13
Figure 8-12 Menu 21.5.1 — Generic Filter Rule ........................................................................................ 8-14
Figure 8-13 Protocol and Device Filter Sets ................................................................................................ 8-16
Figure 8-14 Sample Telnet Filter ................................................................................................................. 8-17
Figure 8-15 Sample Filter — Menu 21.3.1.................................................................................................. 8-18
Figure 8-16 Sample Filter Rules Summary — Menu 21.1........................................................................... 8-19
Figure 8-17 Filtering Ethernet Traffic.......................................................................................................... 8-20
Figure 8-18 Filtering Remote Node Traffic ................................................................................................. 8-21