If your company network is having problems and you need to troubleshoot it, you also need to know some basic information about the computers on the network. Internet Protocol is the underlying ...

I set up a l2tp over ipsec vpn for a mac os x client. I can connect fine and I get an address, but the subnet mask is wrong (and corresponds to the class..). If I manually set the IP address and ...

The second part of a TCP/IP address that defines the subnetwork in which the device resides. The subnet ID number is shared with the host ID. See subnet mask and subnet mask tables. THIS DEFINITION IS ...