255.255.255.0
The administrator can set up a Local Area Network (LAN) behind a firewall in which he can assign whatever IP address block he wishes. The firewall and router will then need to be configured to Network Address Translate (NAT) the 'hidden' internal IP addresses used on the LAN to the one assigned by the ISP when network traffic needs to leave the LAN.
You can find your network address (IP address) in Windows by opening up a command prompt (Start > Run > "cmd") and typing "ipconfig".
10.10.10.6
yes
Network Administrator.
No, end devices cannot have .0 address assigned to them. It loosely refers to the entire network subnet.
You either typed the IP incorrectly, or should consult your network administrator.
utilize multiple subnet masks in the same IP address space
You can become a network administrator by creating your account and ticking that you will be the network administrator and that you are allowed access to everything.
Configure routing protocol authentication.
A network administrator is typically in charge of maintaining the computer hardware and software of a company computer network. The administrator can be responsible for security of the network as well as designing and deploying networks. Other tasks include network address assignments, performing data backups and disaster recovery operations.
a network administrator administrates network to you