Examples; Internet Access Only; Figure 8-10 Menu 15.2 - Nat Server Setup; Table 8-6 Common Services & Port Numbers - ZyXEL Communications PRESTIGE 1400 User Manual

Prestige 1400 WAN Router with Integrated Ethernet Switch
Press [ENTER] at the "Press ENTER to confirm ..." prompt to save your configuration after you define all the
servers or press [ESC] at any time to cancel. The most often used port numbers are shown in the following table.
Please refer to RFC 1700 for further information about port numbers. Please also refer to the included disk for more
examples and details on NAT.
FTP (File Transfer Protocol)
Telnet
SMTP (Simple Mail Transfer Protocol)
DNS(Domain Name System)
HTTP (Hyper Text Transfer protocol or WWW, Web)
PPTP (Point-to-Point Tunneling Protocol)
8.4

Examples

8.4.1

Internet Access Only

In this Internet access example, you only need one rule where all the ILAs (Inside Local Addresses) map to one
dynamic IGA (Inside Global Address) assigned by your ISP.
8-10
Menu 15.2 - NAT Server Sets
Port #
----
1. (Used by SUA)
2.21
3.23
4.25
5.80
6. 0
7. 0
8. 0
9. 0
10. 0
Press ENTER to Confirm or ESC to Cancel:

Figure 8-10 Menu 15.2 - NAT Server Setup

Table 8-6 Common Services & Port numbers
SERVICES
IP Address
---------------
0.0.0.0
192.168.255.1
192.168. 255.2
192.168. 255.3
192.168. 255.4
0.0.0.0
0.0.0.0
0.0.0.0
0.0.0.0
0.0.0.0
PORT NUMBER
21
23
25
53
80
1723
NAT