Black Box COMPACT T1 MT850A - Manual (Page 561)

Compact T1 - Release 6.1 Glossary-3
Glossary
DS0
DS0 Digital Signal Level Zero (64 kbps) (1 voice channel)
DS1 Digital Signal Level 1 (1.544 Mbps)
DSU Digital Service Unit/Data service Unit
DTE Data Terminal Equipment
ES Errored Seconds
ESF Extended Superframe
FDL Facilities Data Link
FX Foreign Exchange
FXO Foreign Exchange Office
FXS Foreign Exchange Station
GS Ground Start
GMT Greenwich Mean Time
GRE Generic Routing Encapsulation
IETF Internet Engineering Task Force
IP Internet Protocol
IPX Internet Packet eXchange
ISDN BRI Integrated Services Digital Network.
LAN Local Area Network
LLC Logical Link Control
LBO Line Build Out