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Filter
In this part of the Intranet Setting menu, the IP Address Filter prevents
up to 5 local network clients from accessing certain services on the Internet
via the PalmRouter Elite. The specific types of Internet services to be filtered
are based on the TCP port numbers which these services use for communica-
tion.
Some well-known TCP port numbers are listed below:
Port number
21
23
25
53
70
80
110
161
Up to 5 TCP ports can be specified on the Filtered Private Ports setting.
17
Advanced configuration
Service name
FTP
Telnet
SMTP
DNS
Gopher
HTTP
POP3
SNMP
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