Well the ping command is used to find if there exists a connection between your system and the given ip address, the different options let you choose the maximum number of hops, and others. you can always use google to get more info abt this
Thanks guys.. Now for some serious talk.
I cant disable java & javascript as that causes probs to gmail and other site.
next thing is how do I disable cookies without causing any probs to gmail, yahoo, etc.
I know my IP address now. I hv a dial up connection and want to set up my own proxy server from my home pc.
so I again need your help guys