dial-up telephone system

dial-up telephone system

[¦dīl ‚əp ′tel·ə‚fōn ‚sis·təm]
(communications)
The switched telephone network that is regulated by national governments; operated in the United States by various carriers.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.