access tandem switch

access tandem switch definition - telecom
A switch in the public switched telephone network (PSTN) that serves to connect the local exchange carriers (LECs), i.e., local telephone companies, to the interexchange carriers (IXCs), i.e., long distance carriers. See also carrier, IXC, LEC, and PSTN.

Webster's New World Telecom Dictionary Copyright © 2008 by Wiley Publishing, Inc., Indianapolis, Indiana.
Used by arrangement with John Wiley & Sons, Inc.

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