@hang-the-9 no they are on different network (if u mean what i think u mean). two computers are running from different internet connections from different isp.
@emerald- yup we can install pretty much anything. as far computer is concerned i am its administrator. access as in? we cannot change anything in the firewall setting of the institute. proxy etc has to be there. after entering proxy we enter our user id and password (provided by authorities).