Filter
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An example of using a filter 213
Models 2616RC, 3096RC & 3196RC Admin Reference Guide 13 • IP Filtering
– Source IP and mask: not set
– Destination IP: 192.10.10.1 mask: 255.255.255.255
– Source Port: no compare
– Destination Port: equal 110 for POP3 or 25 for SMTP
– Protocol: not set
– TCP Established: anyPackets
– Default for dial-in: apply to Dial-in
• ID:2
– Name: WebSite
– Direction: inbound
– Action:pass
– Source IP and mask: not set
– Destination IP: 192.10.10.2 mask: 255.255.255.255
– Source Port: no compare
– Destination Port: equal 80
– Protocol: not set
– TCP Established: anyPackets
– Default for dial-in: apply to Dial-in
• ID:3
– Name:DNS
– Direction: inbound
– Action:pass
– Source IP and mask: not set
– Destination IP: 192.10.10.1 mask: 255.255.255.255
– Source Port: no compare
– Destination Port: equal 53
– Protocol: not set
– TCP Established anyPackets
– Default for dial-in: apply to Dial-in
Note
If the DNS filter was not created, then users would have to use IP
addresses to access the web server and the mail server.