McDATA Eclipse 2640 SAN, Administration And Configuration Manual

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g-18 Eclipse™ 2640 SAN Router Administration and Configuration Manual
Glossary
Enterprise Fabric
Connectivity
Manager application
See
EFC Manager application .
Enterprise Fabric
Connectivity
Manager Lite
See
EFCM Lite .
Enterprise Systems
Architecture
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)
.
Enterprise Systems
Connection
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)
.
Enterprise Systems
Connection Director
ESCON™ Director. A device that provides connectivity capability
and control for attaching any two links to each other through the
ESON 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.
E_Port See
expansion port .
erase
To remove electrically or magnetically stored data, leaving the space
where the data was stored unoccupied
(D)
.
error-detect time-out
value
E_D_TOV. The time the switch waits for an expected response before
declaring an error condition.
error message
Indication that an error has been detected
(D)
.
See also
information
message ; warning message .
ESA™ See
Enterprise Systems Architecture .
ESCON™ See
Enterprise Systems Connection .
ESCON™ Director See
Enterprise Systems Connection Director .
ESD See
electrostatic discharge .