HP 316095-B21 - StorageWorks Edge Switch 2/24 Manual - Page 27

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HP 316095-B21 - StorageWorks Edge Switch 2/24 Manual
Glossary
name server
Program that translates names from one form into another. For example, the domain name
server (DNS) translates domain names into IP addresses.
name server zoning
N_Port access management that allows N_Ports to communicate if and only if they belong to a
common name server zone.
network address
Name or address that identifies a managed product on a transmission control protocol/internet
protocol (TCP/IP) network. The network address can be either an IP address in dotted-decimal
notation (containing four three-digit octets in the format xxx.xxx.xxx.xxx), or a domain name
(as administered on a customer network).
network-attached storage
NAS. Storage connected directly to the network, through a processor and its own operating
system. Lacks the processor power to run centralized, shared applications.
never principal
The setting that prevents the product from becoming the principal switch for a fabric.
nickname
Alternate name assigned to a World Wide Name for a node or director in the fabric.
NL_Port
See
node loop
port.
node
In Fibre Channel terminology, node refers to an end device (server or storage device) that is or
can be connected to a switched fabric.
node loop port
NL_Port. A physical interface within an end device (node) that participates in a loop containing
one or more fabric loop ports (FL_Ports) or other NL_Ports. See also
bridge
port;
expansion
port;
fabric
port;
fabric loop
port;
generic
port;
hub
port;
node
port;
segmented E_Port
node port
(N_Port) — Physical interface within an end device that can connect to a fabric port (F_Port) on
a switched fabric or directly to another N_Port (in point-to-point communications).
node port identifier
(N_Port ID) — In Fibre Channel protocol, a unique address identifier by which an N_Port is
uniquely known. It consists of a domain (most significant byte), an area, and a port, each 1 byte
long. The N_Port ID is used in the source identifier (S_ID) and destination identifier (D_ID)
fields of a Fibre Channel frame.
Directors and Edge Switches Glossary
27