ZyXEL Communications 660RU-Tx Series Network Address Translation (NAT) Screens

	Prestige 660RU-Tx Series User’s Guide
5.6	Configuring LAN .................................................................................................	61
Chapter 6
WAN Setup..............................................................................................................		64
6.1	WAN Overview ...................................................................................................	64
6.2	Metric ................................................................................................................	64
6.3	PPPoE Encapsulation ........................................................................................	65
6.4	Traffic Shaping ...................................................................................................	65
6.5	Zero Configuration Internet Access ....................................................................	66
6.6	Configuring WAN Setup .....................................................................................	66
6.7	Traffic Redirect ..................................................................................................	69
6.8	Configuring WAN Backup ...................................................................................	70
Chapter 7
Network Address Translation (NAT) Screens ......................................................		74
7.1	NAT Overview ....................................................................................................	74
	7.1.1 NAT Definitions .........................................................................................	74
	7.1.2 What NAT Does ........................................................................................	75
	7.1.3 How NAT Works .......................................................................................	75
	7.1.4 NAT Application ........................................................................................	76
	7.1.5 NAT Mapping Types .................................................................................	76
7.2	SUA (Single User Account) Versus NAT ............................................................	77
7.3	SUA Server ........................................................................................................	78
	7.3.1 Default Server IP Address ........................................................................	78
	7.3.2 Port Forwarding: Services and Port Numbers ..........................................	78
	7.3.3 Configuring Servers Behind SUA (Example) ............................................	79
7.4	Selecting the NAT Mode ....................................................................................	79
7.5	Configuring SUA Server .....................................................................................	80
7.6	Configuring Address Mapping ............................................................................	82
7.7	Editing an Address Mapping Rule ......................................................................	83
Chapter 8
Dynamic DNS Setup...............................................................................................		86
8.1 Dynamic DNS .....................................................................................................		86
	8.1.1 DYNDNS Wildcard ....................................................................................	86
8.2	Configuring Dynamic DNS .................................................................................	86
Chapter 9
Time and Date.........................................................................................................		88
9.1	Configuring Time and Date ................................................................................	88