ZyXEL Communications IES-1248-51A, User Manual

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Chapter 18 xDSL Line Data
IES-1248-51V User’s Guide
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Line Type “Fast” stands for non-interleaved (fast mode) and “Interleaved”
stands for interleaved mode.
Init This field displays the number of link-ups and link-downs.
ATUC/ATUR ES The Number of Errored Seconds transmitted (downstream) or
received (upstream) on this ADSL port.
ATUC/ATUR SES The Number of Severely Errored Seconds transmitted (downstream)
or received (upstream) on this ADSL port. Severely errored seconds
contained 30% or more errored blocks or at least one defect. This is a
subset of the Down/Up Stream ES.
ATUC/ATUR UAS The downstream or upstream number of UnAvailable Seconds.
Fast FEBE In fast mode, the number of Far End Block Errors (Far End Cyclic
Redundancy Checks).
Fast NEBE In fast mode, the number of Near End Block Errors (Near End Cyclic
Redundancy Checks).
Fast FEFEC In fast mode, the Far End number of ADSL frames repaired by
Forward Error Correction.
Fast NEFEC In fast mode, the Near End number of ADSL frames repaired by
Forward Error Correction.
Interleaved FEBE In interleaved mode, the number of Far End Block Errors (Far End
Cyclic Redundancy Checks).
Interleaved NEBE In interleaved mode, the number of Near End Block Errors (Near End
Cyclic Redundancy Checks).
Interleaved
FEFEC In interleaved mode, the Far End number of ADSL frames repaired by
Forward Error Correction.
Interleaved
NEFEC In interleaved mode, the Near End number of ADSL frames repaired
by Forward Error Correction.
LPR This is the number of times that the subscriber’s ADSL device has
experienced a Loss of Power (been off).
15 min, 1day
history This section of the screen displays line performance statistics for the
current and previous 15-minute periods, as well as for the current
and previous 24 hours.
lofs
The number of Loss Of Frame Seconds that have occurred within the
period.
loss
The number of Loss Of Signal Seconds that have occurred within the
period.
lols
The number of Loss Of Link Seconds that have occurred within the
period.
lprs
The number of Loss of Power Seconds that have occurred within the
period.
es
The number of Errored Seconds that have occurred within the period.
init
The number of successful initializations that have occurred within the
period.
Table 31 xDSL Performance (continued)
LABEL DESCRIPTION