3e-525A Wireless Access Point
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Chapter 4: Configure as gateway
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IP Filtering
The
IP Filtering
page will block certain IPs on the Private LAN from
accessing your Internet connection. It restricts clients to those with a spe-
cific IP Address.
Port Filtering
Port filtering permits you to configure the Gateway to block outbound
traffic on specific ports. It can be used to block the wireless network from
using specific protocols on the network.
Following is a list of well known TCP and UDP ports.
Port Range
Protocol
20-21
FTP
23
Telnet
25
SMTP (Simple Mail Transfer
for email sending)
80
HTTP (World Wide Web)
110
POP3 (Post Office Protocol for
email receiving.)
Summary of Contents for 3e-525A
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