ANSI C12.21-2006
ANSI C12.21-2006
Protocol Specification for Telephone Modem Communication
standard published 05/02/2006 by American National Standards Institute
Full Description
Details the criteria required for communications between a C12.21 device and a C12.21 client via a modem connected to the switched telephone network. The C12.21 client could be a laptop or portable computer, a master station system or some other electronic communications device.Cart
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