However, most of the Web-pages are not open

I am a university dormitory in the Internet, using the card – the router – to connect a cat, two computers, using the telecom adsl, often part of the site to open another part of the site can not open or open only part of the web site, To a certain level after the link can not be opened, like Fantasy Westward Journey game sometimes be able to connect to the server accessed at times, Nongdiao router directly with the Internet or cat will not do, and the strange thing is, I use a computer To other quarters, but also to use the Internet routing, we can all normal, in the end what is the reason for this?

DNS settings Correct, can not resolve domain names due.Routers change, the telecommunication send the poor road there is often a problem