User`s manual

U.S. Robotics I-modem Command Reference
Glossary • Page G-17
digital signals
Discrete, uniform signals. In this manual, the term refers to the binary digits 0 and 1.
DIP switch
DIP stands for dual in-line package.
directory number (DN)
The ISDN equivalent of an ordinary telephone number, except that often the area code is
left off. See SPID
.
DMS-100
See Northern Telecom DMS-100.
DN
See directory number.
DTE
See data terminal equipment.