If you purchased a Web hosting package with five IP addresses, your ISP will provide a range of IP addresses using Classless Inter-Domain Routing (CIDR) notation. For example, your ISP may assign ...

DHCP makes it simple for an organization to change its IP address scheme from one range of addresses to another. DHCP enables network administrators to make those changes without disrupting end users.

Your IP address and your subnet mask are bitwise "and"ed together (read boolean algebra). 0s hide the number, while 1s let it show through. The resulting binary number is the network address that ...