Prestige 310 Broadband Sharing Gateway
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Table of Contents
3.4
Internet Test Setup ........................................................................................................................3-13
3.5
Basic Setup Complete ...................................................................................................................3-13
PART II: ADVANCED APPLICATIONS .................................................................................................... II
Chapter 4 Remote Node Setup.....................................................................................................................4-1
4.1
Remote Node Profile.......................................................................................................................4-1
4.1.1
Ethernet Encapsulation ...........................................................................................................4-1
4.2
PPTP Encapsulation........................................................................................................................4-3
4.2.1
PPPoE Encapsulation..............................................................................................................4-4
4.3
Editing TCP/IP Options (with Ethernet Encapsulation)..................................................................4-6
4.3.1
Editing TCP/IP Options (with PPTP Encapsulation) ..............................................................4-8
4.3.2
Editing TCP/IP Options (with PPPoE Encapsulation) ..........................................................4-10
4.4
Remote Node Filter.......................................................................................................................4-10
4.5
Traffic Redirect .............................................................................................................................4-11
4.5.1
Traffic Redirect Setup...........................................................................................................4-12
Chapter 5 IP Static Route Setup..................................................................................................................5-1
5.1
IP Static Route Setup ......................................................................................................................5-2
Chapter 6 Network Address Translation (NAT) ........................................................................................6-1
6.1
Introduction.....................................................................................................................................6-1
6.1.1
NAT Definitions .....................................................................................................................6-1
6.1.2
What NAT Does .....................................................................................................................6-2
6.1.3
How NAT Works....................................................................................................................6-2
6.1.4
NAT Application ....................................................................................................................6-3
6.1.5
NAT Mapping Types ..............................................................................................................6-4
6.2
Using NAT ......................................................................................................................................6-5
6.2.1
SUA (Single User Account) Versus NAT ..............................................................................6-5
6.2.2
Applying NAT ........................................................................................................................6-6
6.3
NAT Setup.......................................................................................................................................6-7
6.3.1
Address Mapping Sets ............................................................................................................6-8
6.4
NAT Server Sets – Port Forwarding..............................................................................................6-12
6.4.1
Configuring a Server behind NAT........................................................................................6-13
6.5
General NAT Examples ................................................................................................................6-15
6.5.1
Example 1: Internet Access Only..........................................................................................6-15
6.5.2
Example 2: Internet Access with an Inside Server................................................................6-16
6.5.3
Example 3: Multiple Public IP Addresses With Inside Servers ............................................6-17
6.5.4
Example 4: NAT Unfriendly Application Programs.............................................................6-21
6.6
Trigger Port Forwarding ...............................................................................................................6-22
6.6.1
Two Points To Remember About Trigger Ports ...................................................................6-23
6.6.2
Trigger Port Forwarding Process ..........................................................................................6-24
PART III: ADVANCED MANAGEMENT................................................................................................. III
Chapter 7 Filter Configuration ...................................................................................................................7-1
7.1
About Filtering................................................................................................................................7-1
