How to block only MX query made to DNS server

[pravin rane <pgr_80@xxxxxxxxx>]

Hi all,

I want to block DNS MX query made through my network.
What iptables rule I should use.

bye

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                                                         _.--''
                                               _...__..-'
                                             .'
                                           .'
                                         .'
                                       .'
            .------._                 ;
      .-"""`-.<')    `-._           .'
     (.--. _   `._       `'---.__.-'     Fly High Till You Reach
      `   `;'-.-'         '-    ._               The Sky
        .--'``  '._      - '   .         
         `""'-.    `---'    ,            
 ''--..__      `\                              Warm Regards
         ``''---'`\      .'              
                   `'. '                       Pravin Rane.


	
		
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