ZyXEL Communications P-660HW-T1 12

	P-660H/HW/W-T Series User’ Guide
5.8	Configuring Local User Authentication ..............................................................	85
5.9	Configuring RADIUS .........................................................................................	87
Chapter 6
WAN Setup..............................................................................................................		90
6.1	WAN Overview ..................................................................................................	90
	6.1.1 Encapsulation ...........................................................................................	90
	6.1.1.1 ENET ENCAP .................................................................................	90
	6.1.1.2 PPP over Ethernet ..........................................................................	90
	6.1.1.3 PPPoA .............................................................................................	90
	6.1.1.4 RFC 1483 ........................................................................................	91
	6.1.2 Multiplexing ...............................................................................................	91
	6.1.2.1 VC-based Multiplexing ....................................................................	91
	6.1.2.2 LLC-based Multiplexing ...................................................................	91
	6.1.3 VPI and VCI ..............................................................................................	91
	6.1.4 IP Address Assignment ............................................................................	91
	6.1.4.1 IP Assignment with PPPoA or PPPoE Encapsulation .....................	91
	6.1.4.2 IP Assignment with RFC 1483 Encapsulation .................................	92
	6.1.4.3 IP Assignment with ENET ENCAP Encapsulation ..........................	92
	6.1.5 Nailed-Up Connection (PPP) ....................................................................	92
	6.1.6 NAT ...........................................................................................................	92
6.2	Metric ................................................................................................................	92
6.3	PPPoE Encapsulation ........................................................................................	93
6.4	Traffic Shaping ...................................................................................................	93
6.5	Zero Configuration Internet Access ....................................................................	94
6.6	The Main WAN Screen ......................................................................................	95
6.7	Configuring WAN Setup ....................................................................................	95
6.8	Traffic Redirect ..................................................................................................	98
6.9	Configuring WAN Backup ..................................................................................	99
Chapter 7
Network Address Translation (NAT) Screens....................................................		102
7.1	NAT Overview .................................................................................................	102
	7.1.1 NAT Definitions .......................................................................................	102
	7.1.2 What NAT Does ......................................................................................	103
	7.1.3 How NAT Works .....................................................................................	103
	7.1.4 NAT Application ......................................................................................	104
	7.1.5 NAT Mapping Types ...............................................................................	105
7.2	SUA (Single User Account) Versus NAT ..........................................................	106
7.3	SUA Server ......................................................................................................	106
	7.3.1 Default Server IP Address ......................................................................	106
	7.3.2 Port Forwarding: Services and Port Numbers ........................................	106
	7.3.3 Configuring Servers Behind SUA (Example) ..........................................	107

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