HP 316095-B21 FW 08.01.00 McDATA EFCM Basic User Manual (620-000240-000, Novem - Page 302

Glossary world wide names wrap plug wrap test write authorization WWN WWN. Eight-byte string that uniquely identifies a Fibre Channel entity (that is, a port, a node, a switch, a fabric), even on global networks. Synonym for loopback plug. A test that checks attachment or control unit circuitry, without checking the mechanism itself, by returning the output of the mechanism as input. A wrap test can transmit a specific character pattern through a system and compare the pattern received with the pattern transmitted (D). Permission for an simple network management protocol (SNMP) management station with the proper community name to modify writable management information base (MIB) variables. See world wide names. X XDF See extended distance feature. Z zone zone member zone set zoning Set of devices that can access one another. All connected devices may be configured into one or more zones. Devices in the same zone can see each other. Those devices that occupy different zones cannot. See also active zone set; zone set; zoning. Specification of a device to be included in a zone. A zone member can be identified by the port number of the director or switch to which it is attached or by its port world-wide name (WWN). In multiswitch fabrics, identification of end-devices or nodes by WWN is preferable. A collection of zones that may be activated as a unit. See also active zone set; zone. Grouping of several devices by function or by location. All devices connected to a connectivity product, such as the director or switch, g-44 EFCM Basic User Manual