I

IAS

iPlanet application server.

IDL

interface definition language.

IIOP

Internet Inter-Orb Protocol.

IP

Internet Protocol.

IPC

interprocess communication.

IPMP

Internet protocol multipathing.

isochronous

Uniform in time; having equal duration or recurring at regular intervals.

ISP

Internet service provider.

ISV

independent software vendors.

IT

Information Technology.

ITO

Information Technology Organization.

IUM

impacted user minutes.