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61200290L1-1G D-1
APPENDIX D, ACRONYMS/ABBREVIATIONS
Appendix D
Acronyms/Abbreviations
A
ACO .............................alarm cut off
ACT..............................active
AIS................................alarm indication signal
ALM.............................alarm
AMI ..............................alternate mark inversion
Amp..............................amphenol
ANSI............................. American National Standards Institute
async............................. asynchronous
B
BERT............................bit error rate test
bps ................................bits per second
BPV .............................. bipolar violation
C
CA.................................communications equipment available
CAIS.............................carrier side alarm indication signal
CCITT..........................Consultive Committee for International Telephony and Telegraphy
CCV.............................. C-bit coding violation
CD.................................carrier detect
CES...............................C-bit errored seconds
CO ................................ central office
CPE .............................. customer premise equipment
CRC.............................. cyclic redundancy check
CS .................................clear to send
CSES ............................C-bit severely errored seconds
CSU .............................. channel service unit
CTS...............................clear to send