The subnet calculator helps you design networks by taking an IP address and network mask and returning information such as network, broadcast address, and host range.
One of a set of tools we're offering as a way of saying thank you for being a part of the community.
http://www.experts-exchange.com/Programming/Programming_Languages/Java/Q_21066539.html
JSP is just a subset of Java, as the above link says. There's bound to be some differences here and there, but it's kind of like ASP and VB. Java's the main boss, and JSP is just your average worker.
Regards,
Zyloch