Longshine LCS-WR5-2214-A - Manual (Page 36)

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Firewall Configuration
Port Filtering
The firewall could not only obstruct outside intruders from intruding
your system, but also restricting the LAN users.
Port Filtering To restrict certain type of data packets from your LAN to
Internet through the Router, add them on the Current Filtering Table.
Configuration
1. Click the check box of “Enable Port Filtering” to
enable the function.
2. Enter the Port range (EX 25-110), Protocol
(UDP/TCP), and comment (EX. E-Mail)
STEPS
3. To Delete the Port range on the list, Click the check
box in the select item and click the “Delete Selected”.
If you want to delete all entries on the list, click
“Delete All” to remove all of them.
Click at the bottom of the screen to save the above configurations. You
can now configure other advance sections or start using the router.