User`s manual

U.S. Robotics I-modem Command Reference
Glossary • Page G-33
Plug and Play ISA
A variation of the standard ISA bus that attempts to automate the troublesome process of
resolving the IRQ and COM port conßicts that can arise when new devices are installed in
ISA-bus computers.
point-to-point
A circuit that connects two stations directly.
PRI
See Primary Rate Interface.
Primary Rate Interface (PRI)
In North America and Japan, a unit of ISDN service that provides up to 23 64-Kbps
B-channels and one 64-Kbps D-channel
over a T1 line.
In Europe, a unit of ISDN service that provides up to 30 64-Kbps B-channels and one
64-Kbps D-channel over an E1 line.