User's Manual
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Network Router
ZyXEL Prestige 320W
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P320W
Support Notes
All contents c
opyright
(c) 2005 Zy
XEL Comm
unications C
orporatio
n.
10
•
Port numbers for some common services
Service
Port Number
FTP 21
T
elnet 23
SMTP 25
DNS (Domain Name Server)
53
www-http (W
eb)
80
1
...
...
8
9
10
11
12
...
...
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