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Prestige 2602HWL-D3A Support Notes
All contents copyright (c) 2007 ZyXEL Communications Corporation.
30
2. 21 21 192.168.1.33
3. 80 80 192.168.1.36
4. 0 0 0.0.0.0
5. 0 0 0.0.0.0
6. 0 0 0.0.0.0
7. 0 0 0.0.0.0
8. 0 0 0.0.0.0
9. 0 0 0.0.0.0
10. 0 0 0.0.0.0
11. 0 0 0.0.0.0
12. 0 0 0.0.0.0
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The most often used port numbers are shown in the following table. Please refer RFC 1700 for further
information about port numbers.
Service
Port Number
FTP
21
Telnet
23
SMTP
25
DNS (Domain Name Server)
53
www-http (Web)
80
PPTP (Point-to-Point Tunneling
Protocol)
1723
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.