User manual

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McDATA Sphereon™ 4500 Fabric Switch Product Manager User Manual

Glossary

Hardware Configuration Definition Program starting with

MVS/ESA Version 4.0.

interface Hardware, software, or both, linking systems, programs, or devices.

Internet Protocol

The TCP/IP standard protocol that defines the IP datagram as the

unit of information passed across an internet and provides the basis

for connectionless, best-effort packet delivery service. IP includes the

ICMP control and error message protocol as an integral part.

internet protocol

address

Unique string of numbers (in the format xxx.xxx.xxx.xxx) that

identifies a device on a network.

interoperability Ability to communicate, execute programs or transfer data between

various functional units over a network.

interswitch link Also known as ISL. Physical E_Port connection between two switches

in a fabric.

I/O configuration See input/output configuration.

IOCDS A data set that contains an I/O configuration definition built by the

IOCP.

IOCP See input/output configuration program.

IP address See internet protocol address.

IPL See initial program load.

ISL See interswitch link.

jumper cable Optical cable that provides physical attachment between two devices

or between a device and a distribution panel. Contrast with trunk

cable.