Sun Microsystems Netscape Enterprise Server, Administrator'S Manual

Page: 497 / 532

Glossary 497
file extension
The last part of a filename that typically defines the type of file. For example, in
the filename
index.html
the file extension is
html
.
file type
The format of a given file. For example, a graphics file doesn’t have the same
file type as a text file. File types are usually identified by the file extension
(
.gif
or
.html
).
firewall
A network configuration, usually both hardware and software, that protects
networked computers within an organization from outside access. Firewalls are
commonly used to protect information such as a network’s email and data files
within a physical building or organization site.
flexible log format
A format used by the server for entering information into the access logs.
FTP
File Transfer Protocol. An Internet protocol that allows files to be transferred
from one computer to another over a network.
GIF
Graphics Interchange Format. A cross-platform image format originally created
by CompuServe. GIF files are usually much smaller in size than other graphic
file types (BMP, TIFF). GIF is one of the most common interchange formats.
GIF images are readily viewable on Unix, Microsoft Windows, and Apple
Macintosh systems.
hard restart
The termination of a process or service and its subsequent restart. See also soft
restart.
home page
A document that exists on the server and acts as a catalog or entry point for the
server’s contents. The location of this document is defined within the server’s
configuration files.
hostname
A name for a machine in the form
machine.domain.dom
, which is translated
into an IP address. For example,
www.netscape.com
is the machine
www
in
the subdomain
netscape
and
com
domain.
HTML
Hypertext Markup Language. A formatting language used for documents on the
World Wide Web. HTML files are plain text files with formatting codes that tell
browsers such as the Netscape Navigator how to display text, position graphics
and form items, and display links to other pages.
HTTP
HyperText Transfer Protocol. The method for exchanging information between
HTTP servers and clients.
HTTP-NG
The next generation of HyperText Transfer Protocol.