ADC PAIRGAIN HiGain HDSL2 Manual page 78

Appendix E - Abbreviations
OPTIS: Overlapped Pulse Amplitude Modulation Transmission
with Interlocking Spectra
ORB: Office Repeater Bay
OUT: Receive
P
PDVS: Pulse Density Violation Seconds
PL: Payload Loopback Command
PRM-FE:
Performance Report Messaging - Far End
PRM-NE:
Performance Report Messaging - Near End
PWRF: Power Feed
R
RA: Remote Alarm Indication
RAIS: Remote Alarm Indication Signal
RLOS: Remote Loss of Signal
S
SES: Severely Errored Seconds
SF: SuperFrame
SMJK: SmartJack
SPLB: Special Loopback
68
SPRM: Supplemental Performance Report Messaging
T
TLOS: Transmit Loss of Signal
U
UAS: Unavailable Seconds
April 21, 2000
152-231-115-03, Revision 03
H2TU-C-231 List 1E