HP StorageWorks 2/140 director product manager user guide - Page 222

Glossary Media Access Control (MAC) address Hardware address of a node (device) connected to a network. MIB See management information base. multicast Delivery of a single transmission to multiple destination N_Ports. Can be one to many or many to many. All members of the group are identified by one IP address. See also broadcast. multiswitch fabric Fibre Channel fabric created by linking more than one director or switching device within a fabric. name server Program that translates names from one form into another. For example, the domain name service (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). nickname Alternate name assigned to a World Wide Name for a node or director in the fabric. 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 port (N_Port) Physical interface within an end device which can connect to an F_Port on a switched fabric or directly to another N_Port (in point-to-point communications). nondisruptive maintenance Ability to service FRUs (including maintenance, installation, removal and replacement) while normal operations continue without interruption. See also concurrent maintenance. Glossary-14 director product manager user guide