A DHCP server might be setup in such a way that it offers a hostname to its clients. By default, the Ubuntu hostname is set during installation and it disregards the one in the DHCP lease, but we can change
Ubuntu 12.04 network configuration
The network configuration of Ubuntu 12.04 has changed a bit, at least the server edition, haven’t checked the desktop version. The file /etc/network/interfaces contains a few directives that tell Ubuntu how to configure the network interfaces. There are basically two
Dynamic Host Configuration Protocol (DHCP)
The Dynamic Host Configuration Protocol (DHCP) is an Internet protocol for automating the configuration of computers that use TCP/IP. DHCP can be used to automatically assign IP addresses, to deliver TCP/IP stack configuration parameters such as the subnet mask and