ZyXEL Communications Prestige 2602R Series User Manual page 11

5.2 Metric ................................................................................................................81
5.3 PPPoE Encapsulation ........................................................................................82
5.4 Traffic Shaping ...................................................................................................82
5.5 Zero Configuration Internet Access ....................................................................83
5.6 Configuring WAN Setup .....................................................................................83
5.7 Traffic Redirect ...................................................................................................86
5.8 Configuring WAN Backup ...................................................................................87
Chapter 6
Network Address Translation (NAT) Screens ...................................................... 91
6.1 NAT Overview ....................................................................................................91
6.2 SUA (Single User Account) Versus NAT ............................................................94
6.3 SUA Server ........................................................................................................95
6.4 Selecting the NAT Mode ....................................................................................96
6.5 Configuring SUA Server .....................................................................................97
6.6 Configuring Address Mapping ............................................................................99
6.7 Editing an Address Mapping Rule ....................................................................100
Chapter 7
Introduction to VoIP ............................................................................................. 103
7.1 Introduction to VoIP ..........................................................................................103
7.2 SIP ..................................................................................................................103
Table of Contents
5.1.1.4 RFC 1483 ........................................................................................80
5.1.2 Multiplexing ...............................................................................................80
5.1.2.1 VC-based Multiplexing ....................................................................80
5.1.2.2 LLC-based Multiplexing ...................................................................80
5.1.3 VPI and VCI ..............................................................................................80
5.1.4 IP Address Assignment ............................................................................80
5.1.4.1 IP Assignment with PPPoA or PPPoE Encapsulation .....................80
5.1.4.2 IP Assignment with RFC 1483 Encapsulation .................................81
5.1.4.3 IP Assignment with ENET ENCAP Encapsulation ..........................81
5.1.5 Nailed-Up Connection (PPP) ....................................................................81
6.1.1 NAT Definitions .........................................................................................91
6.1.2 What NAT Does ........................................................................................92
6.1.3 How NAT Works .......................................................................................92
6.1.4 NAT Application ........................................................................................93
6.1.5 NAT Mapping Types .................................................................................93
6.3.1 Default Server IP Address ........................................................................95
6.3.2 Port Forwarding: Services and Port Numbers ..........................................95
6.3.3 Configuring Servers Behind SUA (Example) ............................................96
7.2.1 SIP Identities ...........................................................................................103
7.2.1.1 SIP Number ...................................................................................103
7.2.1.2 SIP Service Domain ......................................................................104
Prestige 2602R Series User's Guide
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