Sun Microsystems Sun Fire X4150 - Manual (Page 132)

116 Sun Fire X4150 Server Embedded Lights Out Manager Administration Guide • September 2007
file system A consistent method by which information is organized and stored on physical
media. Different operating systems typically have different file systems. File
systems are often a tree-structured network of files and directories, with a root
directory at the top and parent and child directories below the root.
File Transfer Protocol
(FTP) A basic Internet protocol based on Transmission Control Protocol/Internet
Protocol (TCP/IP) that enables the retrieving and storing of files between
systems on the Internet without regard to the operating systems or
architectures of the systems involved in the file transfer.
firewall A network configuration, usually both hardware and software, that protects
networked computers within an organization from outside access. A firewall
can monitor or prohibit connections to and from specified services or hosts.
firmware Software that is typically used to help with the initial booting stage of a system
and with system management. Firmware is embedded in read-only memory
(ROM) or programmable ROM (PROM).
flash PROM Programmable read-only memory (PROM) that can be reprogrammed while
installed within the system, from software on a disc, by a voltage pulse, or
flash of light.
fully qualified domain
name (FQDN) The complete and unique Internet name of a system, such as “www.sun.com.”
The FQDN includes a host server name (www) and its top-level (.com) and
second-level (.sun) domain names. A FQDN can be mapped to a system’s
Internet Protocol (IP) address.
G
gateway A computer or program that interconnects two networks and then passes data
packets between the networks. A gateway has more than one network
interface.
Gigabit Ethernet Ethernet technology that transfers data up to 1000 Mbit/sec.
Grand Unified
Bootloader (GRUB) A boot loader that can install two or more operating systems (OS) onto a single
system and that can manage which OS to boot at power-on.
graphical user interface
(GUI) An interface that uses graphics, along with keyboard and mouse, to provide
easy-to-use access to an application.