Sun Microsystems Sun PCI High Speed Quad Port Serial Interface Adapter 819-1207-11 - Manual (Page 63)

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Glossary
AMI Alternate Mark Inversion
bps Bits per second
CEPT European Conference of Postal and Telecommunications Administrations
CSU Channel Service Unit
CPU tCentral Processing Unit
DSU Data Service Unitr.
E1 European equivalent of T1
HDLC High-Level Data Link Control
MHz MegaHertz
PLL Phase-locked loo
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