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firewall Software that protects the network applications running on your server. IP firewall service, which is part of Mac OS X Server software, scans incoming IP packets and rejects or accepts these packets based on a set of filters you create.
FireWire A hardware technology for exchanging data with peripheral devices, defined by IEEE Standard 1394.
FTP (File Transfer Protocol) A protocol that allows computers to transfer files over a network. FTP clients using any operating system that supports FTP can connect to a file server and download files, depending on their access privileges. Most Internet browsers and a number of freeware applications can be used to access an FTP server.
group A collection of users who have similar needs. Groups simplify the administration of shared resources.
group directory A directory that organizes documents and applications of special interest to group members and allows group members to pass information back and forth among them.
guest computer An unknown computer that is not included in a computer account on your server.
guest user A user who can log in to your server without a user name or password.
home directory A folder for a user’s personal use. Mac OS X also uses the home directory, for example, to store system preferences and managed user settings for Mac OS X users.
HTML (Hypertext Markup Language) The set of symbols or codes inserted in a file to be displayed on a World Wide Web browser page. The markup tells the web browser how to display a webpage’s words and images for the user.
HTTP (Hypertext Transfer Protocol) The client/server protocol for the World Wide Web. The HTTP protocol provides a way for a web browser to access a web server and request hypermedia documents created using HTML.
IANA (Internet Assigned Numbers Authority) An organization responsible for allocating IP addresses, assigning protocol parameters, and managing domain names.
IGMP (Internet Group Management Protocol) An Internet protocol used by hosts and routers to send packets to lists of hosts that want to participate, in a process known as multicasting. QuickTime Streaming Server (QTSS) uses multicast addressing, as does Service Location Protocol (SLP).
IMAP (Internet Message Access Protocol) A
Glossary