some website not working on pc if connected with router

[muditpopli]

my router is tp link Model No. TL-WR841N .

when i connect my pc through the lan port of my router some websites stop working and problem is solved when directly connected my pc through modem..

 

[whitestar_999]

check mtu setting of your router.
*www.thinkdigit.com/forum/broadband-dth/177814-bsnl-dataone-not-able-open-certain-websites.html