Glossary of Data Communications Terms

Courtesy Enterprise-Wide Computing, Inc.

Term: cluster controller
Definition: An IBM or IBM-compatible device for the attachment of 3270 or 3270-class terminals. May be channel-attached to a host system or may communicate with the host via an SDLC or, in some cases, a bisynch link to a host-attached communications controller.

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Last Modified:
Wednesday, April 22, 1998