ZyXEL Communications P-2602HWNLI Support Notes page 31

2.
3.
4.
5.
6.
7.
8.
9.
10.
The most often used port numbers are shown in the following table. Please refer RFC 1700 for further
information about port numbers.
Service
FTP
Telnet
SMTP
DNS (Domain Name Server)
www-http (Web)
PPTP (Point-to-Point
Protocol)
1. Internet Access Only
In our Internet Access example, we only need one rule where all our ILAs map to one IGA assigned by the ISP.
See the following figure.
21 21
80 80
0
0
0
0
0
0
0
Press ENTER to Confirm or ESC to Cancel:
Port Number
21
23
25
53
80
Tunneling 1723
All contents copyright (c) 2006 ZyXEL Communications Corporation.
P-2602HWNLI Support Notes
192.168.1.33
192.168.1.36
0 0.0.0.0
0 0.0.0.0
0 0.0.0.0
0 0.0.0.0
0 0.0.0.0
0 0.0.0.0
0 0.0.0.0
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