HP StorageWorks 2/140 embedded web server user guide - Page 133
Process of selecting one device from a collection of devices that request service, In S/390 mode
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Glossary application program A program used to connect and communicate with stations in a network, enabling users to perform application-oriented activities (I). arbitrated loop One of the three connection topologies offered by Fibre Channel protocol. Up to 126 node ports and one fabric port can communicate without the need for a separate switched fabric. See also point-to-point (point-to-point). arbitrated loop physical address AL_PA. A 1-byte value used in the arbitrated loop topology that identifies loop ports (L_Ports). This value then becomes the last byte of the address identified for each public L_Port on the loop. arbitration Process of selecting one device from a collection of devices that request service simultaneously. ARP See address resolution protocol. ASCII See American National Standard Code for Information Interchange. attribute In S/390 mode, the connection status of the address on a configuration matrix: allowed, blocked, or prohibited. backup field-replaceable unit Backup FRU. When an active FRU fails, an identical backup FRU takes over operation automatically (failover) to maintain Director or Switch and Fibre Channel link operation. See also active field-replaceable unit. backup FRU See backup field-replaceable unit. BB_Credit See buffer-to-buffer credit. beaconing Use of light-emitting diodes (LEDs) on ports, port cards, field-replaceable units (FRUs), and Directors to aid in the fault-isolation process. When enabled, active beaconing will cause LEDs to flash in order for the user to locate field-replaceable units (FRU's), switches, or Directors in cabinets or computer rooms. embedded web server user guide Glossary-3
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