Prestige 791R G.SHDSL Router

11.1.5

NAT Mapping Types .......................................................................................................

11-4

11.1.6 SUA (Single User Account) Versus NAT .......................................................................

11-6

11.2

Applying NAT .........................................................................................................................

11-6

11.3

NAT Setup ...............................................................................................................................

11-7

11.3.1

Address Mapping Sets .....................................................................................................

11-8

11.4

NAT Server Sets – Port Forwarding ......................................................................................

11-14

11.4.1 Configuring a Server behind NAT.................................................................................

11-15

11.5

General NAT Examples.........................................................................................................

11-17

11.5.1 Example 1: Internet Access Only...................................................................................

11-17

11.5.2 Example 2: Internet Access with an Inside Server.........................................................

11-19

11.5.3 Example 3: Multiple Public IP Addresses With Inside Servers .....................................

11-20

11.5.4 Example 4: NAT Unfriendly Application Programs......................................................

11-24

ADVANCED MANAGEMENT...................................................................................................................

III

Chapter 12 Filter Configuration...............................................................................................................

12-1

12.1

Filtering Overview...................................................................................................................

12-1

12.2

Filter Set Configuration ...........................................................................................................

12-4

12.2.1 Filter Rules Summary Menus ..........................................................................................

12-8

12.3

Filter Rule Configuration.........................................................................................................

12-9

12.3.1

TCP/IP Filter Rule .........................................................................................................

12-10

12.3.2

Generic Filter Rule.........................................................................................................

12-14

12.4

Filter Types and NAT ............................................................................................................

12-16

12.5

Example Filter........................................................................................................................

12-16

12.6

Applying Filters and Factory Defaults...................................................................................

12-20

12.6.1

Ethernet Traffic..............................................................................................................

12-20

12.6.2

Remote Node Filters ......................................................................................................

12-21

Chapter 13 SNMP Configuration .............................................................................................................

13-1

13.1

SNMP Overview......................................................................................................................

13-1

13.2

Supported MIBs.......................................................................................................................

13-2

13.3

SNMP Configuration ...............................................................................................................

13-2

13.4

SNMP Traps ............................................................................................................................

13-3

Chapter 14 System Maintenance..............................................................................................................

14-1

14.1

System Maintenance Overview ...............................................................................................

14-1

14.2

System Status...........................................................................................................................

14-1

14.3

System Information..................................................................................................................

14-3

14.3.1

System Information..........................................................................................................

14-3

14.3.2

Console Port Speed ..........................................................................................................

14-5

14.4

Log and Trace ..........................................................................................................................

14-5

14.4.1

Viewing Error Log...........................................................................................................

14-5

14.4.2

Syslog ..............................................................................................................................

14-6

14.5

Diagnostic ................................................................................................................................

14-8

Chapter 15 Firmware and Configuration File Maintenance .................................................................

15-1

x

Table of Contents