ZyXEL Communications ADSL VoIP IAD with 802.11g Wireless 2602HW Series Uživatelská příručka stáhnout pdf (Strana 124)

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Prestige 2602HW Series User’s Guide

124 Chapter 8 Network Address Translation (NAT) Screens

8.3.3 Configuring Servers Behind SUA (Example)

Let's say you want to assign ports 21-25 to one FTP, Telnet and SMTP server (A in the

example), port 80 to another (B in the example) and assign a default server IP address of

192.168.1.35 to a third (C in the example). You assign the LAN IP addresses and the ISP

assigns the WAN IP address. The NAT network appears as a single host on the Internet.

IP address assigned by ISP.

Figure 42 Multiple Servers Behind NAT Example

8.4 Selecting the NAT Mode

You must create a firewall rule in addition to setting up SUA/NAT, to allow traffic from the

WAN to be forwarded through the Prestige.

Click NAT to open the following screen.

SNMP trap 162

PPTP (Point-to-Point Tunneling Protocol) 1723

Table 27 Services and Port Numbers (continued)

SERVICES PORT NUMBER

1 2 ... 119 120 121 122 123 124 125 126 127 128 129 ... 518 519

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