intrepid Intrepid 6140 Director, Installation And Service Manual

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g-6 Intrepid® 6140 Director Installation and Service Manual
Glossary
for use in enterprise computing environments. Contrast with fabric
switch .
DNS See domain name system .
DNS server For Internet and TCP/IP applications, a DNS server supplies
name-to-address translation by mapping domain names to Internet
addresses.
domain (1) A group of devices (nodes) on a network that form an entity with
resources under common control. For example, a domain can be a
group of servers connected and named to simplify network
administration and security. (2) For TCP/IP applications, the naming
system used in a hierarchical network. (3) A Fibre Channel term
describing the most significant byte in the N_Port identifier of a Fibre
Channel device.
domain ID A number that uniquely identifies a director or switch in a
multiswitch fabric. A unique domain ID is automatically allocated to
each director or switch by the fabric’s principal switch. See also
preferred domain ID .
domain name system The online distributed database system used by the Internet to map
names to IP addresses. DNS servers connected to the Internet
implement a hierarchical name space that allows sites freedom in
assigning machine names and addresses. DNS also supports separate
mappings between mail destinations and IP addresses.
E
E_D_TOV See error-detect time-out value .
EFC Audit Log A log that summarizing actions (audit trail) performed through the
EFC Manager application. Contrast with
Audit Log .
EFC Event Log A log recorded at the EFC Manager application that displays a
history of events or errors recorded by the EFC Management Services
application. Contrast with
Event Log .
EFCM See Enterprise Fabric Connectivity Management .