User`s manual

P-660 Series Support Notes
51
All contents copyright © 2005 ZyXEL Communications Corporation.
Menu 4 - Internet Access Setup
ISP's Name= CHT
Encapsulation= PPPoE
Multiplexing= LLC-based
VPI #= 0
VCI #= 33
ATM QoS Type= CBR
Peak Cell Rate (PCR)= 0
Sustain Cell Rate (SCR)= 0
Maximum Burst Size (MBS)= 0
My Login= [e-mail]
My Password= ********
Idle Timeout (sec)= 0
IP Address Assignment= Dynamic
IP Address= N/A
Network Address Translation= SUA Only
Address Mapping Set= N/A
Press ENTER to Confirm or ESC to Cancel :
From Menu 4 shown above simply choose the SUA Only option from the NAT field.
This is the Many-to-One mapping discussed earlier. The SUA read only option from
the NAT field in menu 4 and 11.3 is specifically pre-configured to handle this case.
2. Internet Access with an Internal Server
In this case, we do exactly as above (use the convenient pre-configured SUA Only set)
and also go to Menu 15.2.1-NAT Server Setup (Used for SUA Only) to specify the
Internet Server behind the NAT as shown in the NAT as shown below.