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Abbreviations
150-512-100-03, Revision 03
30
September 25, 1998
HRU-512 List 1
A
BBREVIATIONS
AMI
Alternate Mark Inversion
BER
Bit Error Rate
BPV
Bipolar Violations
B8ZS
Binary Eight Zero Substitution
CO
Central Office
CRC
Cyclic Redundancy Check
CSA
Carrier Service Area
ES
Errored Seconds
ESF
Extended Superframe
HDSL
High-bit-rate Digital Subscriber Line
HLU
HiGain Line Unit
HRU
HiGain Remote Unit
SF
Super Frame
SNR
Signal-to-Noise Ratio
SPLB
Special Loopback
ZBTSI
Zero Byte Time Slot Interface