i have some doubts kindly give some suggestion to solve these problem.
1. i would like to communicate two system which are in two different IP address.
Ex. 192.168.x.x and 172.21.x.x is it possible to connect these two series systems in java.
2. i would like to boot a system by remote using java program
3. How to find out the proxy address and gateway address for a given a system ip address
and also i would like to find out the system from where i've got mail.