
84 Glossary
MAC address Media access control address. A hardware address that uniquely
identifies each node on a network. For AirPort devices, the MAC address is called the
AirPort ID.
Mac OS X The latest version of the Apple operating system. Mac OS X combines the
reliability of UNIX with the ease of use of Macintosh.
Mac OS X Server An industrial-strength server platform that supports Mac, Windows,
UNIX, and Linux clients out of the box and provides a suite of scalable workgroup and
network services plus advanced remote management tools.
mount (verb) In general, to make a remote directory or volume available for access on
a local system. In Xsan, to cause an Xsan volume to appear on a client’s desktop, just
like a local disk.
Network File System See NFS.
network interface Your computer’s hardware connection to a network. This includes
(but isn’t limited to) Ethernet connections, AirPort cards, and FireWire connections.
NFS Network File System. A client/server protocol that uses Internet Protocol (IP) to
allow remote users to access files as though they were local. NFS exports shared
volumes to computers according to IP address, rather than user name and password.
Open Directory The Apple directory services architecture, which can access
authoritative information about users and network resources from directory domains
that use LDAP, NetInfo, or Active Directory protocols; BSD configuration files; and
network services.
open source A term for the cooperative development of software by the Internet
community. The basic principle is to involve as many people as possible in writing and
debugging code by publishing the source code and encouraging the formation of a
large community of developers who will submit modifications and enhancements.
owner The owner of an item can change access permissions to the item. The owner
may also change the group entry to any group in which the owner is a member. By
default the owner has Read & Write permissions.
password An alphanumeric string used to authenticate the identity of a user or to
authorize access to files or services.
pathname The location of an item within a file system, represented as a series of
names separated by slashes (/).
permissions Settings that define the kind of access users have to shared items in a file
system. You can assign four types of permissions to a share point, folder, or file: read/
write, read-only, write-only, and none (no access). See also privileges.
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