How do I limit LAN to WAN traffic to only allow web and emails through?

Step 1: Open your web browserand enter the firewall IP address (default192.168.1.1) then press Enter.

 

Step 2: Enter your username and password, pressOK.

 

Step 3:Press Firewall andPolicy

 

 

 

Steg 4: Select optionLAN->WAN

 

 

 

 

Steg 5: The firewall has 4 standardLAN->WAN rules available. Leave thedrop_smb_all rule unchanged as it is blockingoutgoing NetBIOS packets.

 

 

 

Steg 6: Press Edit to changerule #2.

 

 

 

 

Steg 7: Select Delete thisrule further down on the page.

Then, press Apply to save the settings. Repeatthis step for rule #3 and #4.

 

 

 

 

Steg 8: Create a rule whichallows DNS, it will be needed to translate domain namesto IP addresses.

Press Firewall thenPolicy.

 

 

 

 

Steg 9:Press LAN->WAN

 

 

 

Steg 10: Press Add new.

 

 

 

 

 

Steg 11: Enter the following:

 

 

  1. Name - allow_dns
  2. Action - Allow
  3. Service - dns-all
  4. Schedule - Always

 

 

 

 

Steg 12: Press Apply to savethe settings

 

Repeate the steps 8-12 and create 3 rules with the followingsettings:

 

Rule 2 allows http anrop

 

  1. Name - allow_http
  2. Action - Allow
  3. Service - http-all
  4. Schedule - Always

 

 

 

 

Rule 3 allows SMTP requests

 

 

  1. Name - allow_smtp
  2. Action - Allow
  3. Service - smtp
  4. Schedule - Always

 

 

 

 

Rule 4 allows POP3 requests

 

  1. Name - allow_pop3
  2. Action - Allow
  3. Service - pop3
  4. Schedule - Always

 

 

 

 

Step 13: Press theActivate button from the lower left side ofthe page, to save all settings.

 

 

 

Step 14: Press ActivateChanges to reboot the firewall with the new settingsactivated.

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