ADTRAN MX2800 M13 Manual de usuario Pagina 175

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61200290L1-1H D-1
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
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