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in Some Scenarios , You May Need to Block Facebook Social Website or some others ...
This articles can help you to use some Technical Task to Block Them .
Use Content :
Mikrotik Firewall Have a Good Funection Base on Content , In This way mikrotik can Monitor to the Packets and then if see Strings in Content Field and Match Them And Take Action on Them .
Some Examples Of This Facility Of Content Filtering Is [ Blocking Web Pages Base Url's , Blocking Files Base Names , Block Files Base Extensions , Etc ]
Example : Block Facebook Webpage Base Content String .
Firewall Filter Chain : Forward Protocol : TCP Port : 80,443 Content : Facebook Action : Drop
Exploration : In Any Request Of Users , Mikrotik Match Facebook String , He Match That Packets And Block Them .
Example : Block 123 String
Firewall Filter Chain : Forward Protocol : TCP Port : 80 Content : 123 Action : Drop
Exploration : In This rule if routerboard match 123 String in Url Or Files , He Block Them , Note to that , you can only Search 123 In Google Website .
Way 2 : Simple Blocking Websites
we can obtain ip address of that websites we want to block them .
we can use Nslookup Tool for Acquire their Ip Address .
Nslookup www.facebook.com Name: www.facebook.com Address: 69.63.190.14
if we have more than one ip address for facebook website , we can add them to one Address List and block that list .
Firewall Filter Chain = Forward Dst-Address = 69.63.190.14 Or [ Facebook Address List ] Action = Drop
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