P-660R/H-D Series User’s Guide

26.5.1 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 141 NAT Example 1

Figure 142 Menu 4 Internet Access & NAT Example

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:

From menu 4, choose the SUA Only option from the Network Address Translation field. This is the Many-to-Onemapping discussed in Section 26.5 on page 237. 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.

26.5.2 Example 2: Internet Access with an Inside Server

Chapter 26 Network Address Translation (NAT)

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