Adaptec 5325301656 - Snap Server 14000 NAS, Руководство администратора

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Glossary 195
directory A virtual folder used to organize files. Also called a folder.
disaster recovery A strategy that allows a company to return to normal
activities after a catastrophic interruption. Through failover to
a parallel system or by restoration of the failed system,
disaster recovery restores the system to its normal operating
mode.
disk A rigid platter, usually constructed of aluminum or mylar,
with a magnetic surface that allows the recording of data,
that is stored inside the drive.
DNS server (Domain Name System
server) The server that maintains a mapping of all host names and
IP addresses. Normally, this mapping is maintained by the
system administrator, but some servers support dynamic
mappings.
domain A set of network resources in Windows NT and Windows
2000/2003, such as users and groups of users. A domain
may also include multiple servers on the network. To gain
access to these network resources, the user logs into the
domain.
domain name The ASCII name that identifies the domain for a group of
computers within a network.
Ethernet The most widely installed LAN technology. 100Base-T
Ethernet provides transmission speeds of up to 100 Mbps.
Fast Ethernet or 1000Base-T provides transmission speeds
up to 1000 Mbps and is typically used for LAN backbone
systems, supporting workstations with 100Base-T cards.
Gigabit Ethernet (GbE) provides an even higher level of
backbone support at 1000 Mbps (one Gigabit or one billion
bits per second).
Ethernet address The unique six-digit hexadecimal (0-9, A-F) number that
identifies the Ethernet interface.
Ethernet port The port that houses the network card to provide Ethernet
access to the computer.
event Any significant occurrence in the system that may require
notifying a system administrator or adding an entry to a log.
Term Definition