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Glossary 293
mail host The computer that provides your mail service.
managed client A user, group, or computer whose access privileges and/or
preferences are under administrative control.
managed network The items managed clients are allowed to “see” when they click the
Network icon in a Finder window. Administrators control this setting using Workgroup
Manager. Also called a “network view.”
managed preferences System or application preferences that are under administrative
control. Workgroup Manager allows administrators to control settings for certain
system preferences for Mac OS X managed clients.
MIME Multipurpose Internet Mail Extensions. An Internet standard for specifying how a
web browser handles a file with certain characteristics. A file’s suffix describes its type.
You determine how the server responds when it receives files with certain suffixes.
Each suffix and its associated response make up a MIME type mapping.
MTA Mail Transfer Agent. A mail service that sends outgoing mail, receives incoming
mail for local recipients, and forwards incoming mail of nonlocal recipients to other
MTAs.
multicast DNS A protocol developed by Apple for automatic discovery of computers,
devices, and services on IP networks. Called “Bonjour” (previously “Rendezvous”) by
Apple, this proposed Internet standard protocol is sometimes referred to as “ZeroConf”
or “multicast DNS.” For more information, visit www.apple.com or www.zeroconf.org.
To see how this protocol is used in Mac OS X Server, see local hostname.
multihoming The ability to support multiple network connections. When more than
one connection is available, Mac OS X selects the best connection according to the
order specified in Network preferences.
MX record Mail exchange record. An entry in a DNS table that specifies which
computer manages mail for an Internet domain. When a mail server has mail to
deliver to an Internet domain, the mail server requests the MX record for the domain.
The server sends the mail to the computer specified in the MX record.
name server A server on a network that keeps a list of names and the IP addresses
associated with each name. See also DNS, WINS.
NetBIOS Network Basic Input/Output System. An application that allows applications
on different computers to communicate within a local area network.
NetBoot server A Mac OS X server on which you’ve installed NetBoot software and
have configured to allow clients to start up from disk images on the server.
NetInfo One of the Apple protocols for accessing a directory domain.