I
- IBM data connector (IDC)
A unique, hermaphroditic connector commonly used with IBM's Token Ring technology and Type 1 or 2 STP cable.
- ICMP
See Internet Control Message Protocol (ICMP).
- ICMP attack
An attack that occurs by triggering a response from the Internet Control Message Protocol (ICMP) when it responds to a seemingly legitimate maintenance request. See also Internet Control Message Protocol (ICMP).
- illegal operation error
An illegal operation error usually means that a program was forced to quit because it did something Windows didn't like.
- impact printers
Any printer that forms an image on paper by forcing a character image against an inked ribbon. Dot-matrix, daisy-wheel, and line printers are all impact printers, whereas ...
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