HP 316095-B21 FW 08.01.00 McDATA EFCM Basic User Manual (620-000240-000, Novem - Page 271

Glossary e-mail enhanced availability feature enterprise Enterprise Systems Architecture Enterprise Systems Connection Enterprise Systems Connection Director E_Port erase error-detect time-out value error message product instance is opened from your SAN management application, the corresponding Element Manager application is invoked. See electronic mail. EAF. A backup field-replaceable unit (backup FRU) that is ordered and installed to provide redundancy and reduce disruption in case of failure. The entire storage system. The series of computers employed largely in high-volume and multi-user environments such as servers or networking applications; may include single-user workstations required in demanding design, engineering and audio/visual applications. ESA™. A computer architecture introduced by IBM in 1988 as ESA/370. The architecture added access registers to improve virtual memory management and increase storage from 2 gigabyte to 6 terabytes. The architecture was enhanced with the introduction of ESA/390 in 1990 (D). ESCON™. An IBM architecture, technology, and set of products and services introduced in 1990 that provides a dynamically connected environment using fiber-optic cables as the data transmission medium (D). ESCON™ Director. A device that provides connectivity capability and control for attaching any two links to each other through the ESCON channel. Specifically, any of the hardware devices provided for interconnecting IBM-compatible mainframe equipment through the proprietary ESCON channel connection. IBM's model numbers for ESCON directors include the 9031 and 9033. See expansion port. To remove electrically or magnetically stored data, leaving the space where the data was stored unoccupied (D). E_D_TOV. The time the switch waits for an expected response before declaring an error condition. Indication that an error has been detected (D). See also information message; warning message. g-13