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LTPH-UM-1253-01
LAIS:
Line Alarm Indication Signal
LATT:
Loop Attenuation
LBPV:
Local Bipolar Violation
LBTO:
Loopback Timeout
LED:
Light Emitting Diode
LLOS:
Line (Unit) Loss of Signal
LOF:
Loss of Frame
LOSW: Loss of Sync Word
LPDN: Loopdown
LPF:
Line Power Feed
LRAI:
Line (Clear) Remote Alarm Indication
M
M:
HDSL4 Margin
MAL:
Margin Alarm
MARG: Margin
MNGD: Managed
MSEC: Monitored Seconds
N
NE:
Near End
NI:
Network Interface
NID:
Network Interface Device
NLBP:
Network Loopback Pattern
NLOC: Network Local Loopback
NMA:
Network Management and Administration
NREM: Network Remote Loopback
O
OPAM: Overlapped Pulse Amplitude Modulation
OUT:
Receive
P
PBOC: Power Back Off - Customer
PBON: Power Back Off - Network
PL:
Payload
POTS:
Plain Old Telephone Service
PRM:
Performance Report Messaging
PRM-FE: Performance Report Messaging - Far End
H4TU-C-231 List 5A
PWRF: Power Feed
R
RAI:
Remote Alarm Indication
RAIS:
Remote Alarm Indication Signal
RDA:
Remote Disconnect Alarm
RLOS: Remote (Unit) Loss of Signal
RRAI:
Remote RAI
RTPV:
Remote Provisioning
RULB: Remote Unit Loopback
S
S/N:
Signal-to-Noise Ratio
SDSL:
Symmetrical Digital Subscriber Line
SES:
Severely Errored Seconds
SES-L: Severely Errored Seconds - Line
SES-P: Severely Errored Seconds - Path
SF:
SuperFrame
SMJK: SmartJack
T
TLOS:
Transmit Loss of Signal
U
UAS :
Unavailable Seconds
UAS-L: Unavailable Seconds - Line
UAS-P: Unavailable Seconds - Path
UNFR: Unframed
October 15, 2003
Appendix D - Abbreviations
61
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