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Congure your router
Firewall
IP/Port ltering (continued):
• Protocol: The protocol of this entry. It can be IP, ICMP, TCP or
UDP.
• Direction: The direction of this entry. It can be Upstream or
Downstream.
• Source IP Address/ Mask Address: The source IP address
and mask address of the entry.
• Dest IP Address/ Mask Address: The destination IP address
and mask address of the entry.
• SPort: If the protocol is TCP or UDP, you should set the source
port of the entry. It can be a single port or a port range.
• DPort: If the protocol is TCP or UDP, you should set the
destination port of the entry. It can be a single port or a port range.
• Enable: Enable or disable this lter entry.
• The Current Filter table shows the current lter rules. You can
enable or disable or delete the lter entry.