Wired Network Enabled - This setting activates and deactivates wired networking.
Obtain Address Automatically - Lets the machine retrieve an IP address and other network information from the network’s Dynamic Host Configuration Protocol (DHCP) server. You can use this option only if your network has a DHCP server.
IP Address - The machine’s static TCP/IP address on a network without a DHCP server. Your network administrator assigns this address to your machine.
Subnet Mask - Your network administrator assigns the subnet mask value for machines with a static TCP/IP address.
Default Gateway - An address to gain access to your network through routers. Your network administrator assigns this address.
DNS Server - The name of the Domain Name Server or DHCP server on the network.
Note: The address format for Subnet Mask, Gateway, and DNS is XXX.XXX.XXX.XXX. Do not end the address with a period. Do not use negative numbers. 255.255.255.255 is the highest possible address.