IBM E16RMLL-I Implementation Guide - Page 781
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Glossary A Agent A software entity that runs on endpoints and provides management capability for other hardware or software. An example is an SNMP agent. An agent has the ability to spawn other processes. AL See arbitrated loop. Allocated storage The space that is allocated to volumes, but not assigned. Allocation The entire process of obtaining a volume and unit of external storage, and setting aside space on that storage for a data set. Arbitrated loop A Fibre Channel interconnection technology that allows up to 126 participating node ports and one participating fabric port to communicate. See also Fibre Channel Arbitrated Loop and loop topology. Array An arrangement of related disk drive modules that have been assigned to a group. B Bandwidth A measure of the data transfer rate of a transmission channel. Bridge Facilitates communication with LANs, SANs, and networks with dissimilar protocols. C Client A function that requests services from a server and makes them available to the user. A term used in an environment to identify a machine that uses the resources of the network. Client authentication The verification of a client in secure communications where the identity of a server or browser (client) with whom you wish to communicate is discovered. A sender's authenticity is demonstrated by the digital certificate issued to the sender. Client-server relationship Any process that provides resources to other processes on a network is a server. Any process that employs these resources is a client. A machine can run client and server processes at the same time. Console A user interface to a server. D DATABASE 2 (DB2) A relational database management system. DB2 Universal Database™ is the relational database management system that is Web-enabled with Java support. Device driver A program that enables a computer to communicate with a specific device, for example, a disk drive. Disk group A set of disk drives that have been configured into one or more logical unit numbers. This term is used with RAID devices. © Copyright IBM Corp. 1999, 2000, 2003, 2006. All rights reserved. 751
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