4 — ONT and MDU statistics and performance monitoring
Alcatel-Lucent 7330/7302 ISAM FTTN R04.02.42a March 2011 4-9
3FE 54199 AAAA TCZZA Edition 01 ONT Product Information Guide
• PONONTTC,
PONONTMCTC, PONONTTCHSI, PONONTTCCES, PONONTTCFLOW,
PONONTTCVOIP, and PONONTTC (aggregate)
• X/VDSL2 line
• X/VDSL2 bearer/channel
• X/DSL2 line xTU-C (xDSL transceiver unit, central office)
• X/VDSL2 line xTU-R (xDSL transceiver unit, remote terminal
• CES PW
• CES UNI
Table 4-4 Supported ONT performance monitoring statistics
Alarm type Interval Montype Counter description
ONTENET 15 min FCSE Count of frame check sequence errors
EC Count of excessive collisions
LC Count of late collision
RBO Count of received buffer overflows
SCF Count of successfully transmitted single collision
frames
MCF Count of successfully transmitted multi-collision
frames
DT Count of frames delayed due to deferred transmission
IMTE Count of unsuccessfully transmitted frames due to
internal MAC transit errors
CSE Count of carrier sense errors
AE Count of frames with alignment errors
IMRE Count of unsuccessfully received frames due to internal
MAC receive errors
FTL Frames too long
TBO Count of transmitted buffer overflows
SQE Sequence errors
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