Sun Microsystems Interface Adapter - Manual (Page 63)

43
Glossary
AMI Alternate mark inversion.
bps Bits per second.
CEPT European Conference of Postal and Telecommunications Administrations.
CSU channel service unit.
CPU central processing unit.
DSU Data Service Unit.
E1 European equivalent of T1.
HDLC High-Level Data Link Control.
MHz MegaHertz.
PLL Phase-locked loop.
PPP Point-to-Point Protocol.
SDLC Synchronous Data Link Control.
SNA System Network Architecture.
T1 A communications service providing leased-line support for 1,554,000 bps on
twisted copper wire.
WAN Wide area network.