ZyXEL Communications Prestige 662HW Series, User Manual

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Prestige 662HW Series User’s Guide
31-10 Network Address Translation (NAT)
31.5.1 Example 1: Internet Access Only
In the following Internet access example, you only need one rule where your ILAs (Inside Local
addresses) all map to one dynamic IGA (Inside Global Address) assigned by your ISP.
Figure 31-11 NAT Example 1
Figure 31-12 Menu 4 Internet Access & NAT Example
From menu 4, choose the SUA Only option from the Network Address Translation field. This is the
Many-to-One mapping discussed in section 31.5. The SUA Only read-only option from the Network
Address Translation field in menus 4 and 11.3 is specifically pre-configured to handle this case.
Menu 4 - Internet Access Setup
ISP's Name= MyISP
Encapsulation= RFC 1483
Multiplexing= LLC-based
VPI #= 8
VCI #= 35
ATM QoS Type= UBR
Peak Cell Rate (PCR)= 0
Sustain Cell Rate (SCR)= 0
Maximum Burst Size (MBS)= 0
My Login= N/A
My Password= N/A
ENET ENCAP Gateway= N/A
IP Address Assignment= Static
IP Address= 0.0.0.0
Network Address Translation= SUA Only
Address Mapping Set= N/A
Press ENTER to Confirm or ESC to Cancel: