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296 Glossary
SDP Session Description Protocol. A text file used with QuickTime Streaming Server
that provides information about the format, timing, and authorship of a live streaming
broadcast and gives the user’s computer instructions for tuning in.
search path See search policy.
search policy A list of directory domains searched by a Mac OS X computer when it
needs configuration information; also the order in which domains are searched.
Sometimes called a search path.
shadow image A file created by the NetBoot daemon process for each NetBooted
client where applications running on the client can write temporary data.
share point A folder, hard disk (or hard disk partition), or CD that’s accessible over the
network. A share point is the point of access at the top level of a group of shared items.
Share points can be shared using AFP, Windows SMB, NFS (an “export”), or FTP
protocols.
short name An abbreviated name for a user. The short name is used by Mac OS X for
home folders, authentication, and email addresses.
Simplified Finder A user environment featuring panels and large icons that provide
novice users with an easy-to-navigate interface. Mounted volumes or media to which
users are allowed access appear on panels instead of on the standard desktop.
SLP DA Service Location Protocol Directory Agent. A protocol that registers services
available on a network and gives users easy access to them. When a service is added to
the network, the service uses SLP to register itself on the network. SLP/DA uses a
centralized repository for registered network services.
SMB/CIFS Server Message Block/Common Internet File System. A protocol that allows
client computers to access files and network services. It can be used over TCP/IP, the
Internet, and other network protocols. Windows services use SMB/CIFS to provide
access to servers, printers, and other network resources.
SMTP Simple Mail Transfer Protocol. A protocol used to send and transfer mail.
Its ability to queue incoming messages is limited, so SMTP usually is used only to send
mail, and POP or IMAP is used to receive mail.
SNMP Simple Network Management Protocol. A set of standard protocols used to
manage and monitor multiplatform computer network devices.
spam Unsolicited email; junk mail.
SSL Secure Sockets Layer. An Internet protocol that allows you to send encrypted,
authenticated information across the Internet. More recent versions of SSL are known
as Transport Level Security (TLS).