4 — ONT and MDU statistics and performance monitoring
Alcatel-Lucent 7330/7302 ISAM FTTN R04.02.42a March 2011 4-11
3FE 54199 AAAA TCZZA Edition 01 ONT Product Information Guide
X/VDSL2
bearer/channel
15 min FCCB Fast channel corrected blocks upstream
FCBB Fast channel bad blocks upstream
SCCB Slow channel corrected blocks upstream
SCBB Slow channel bad blocks upstream
TXBLK Count of transmitted blocks downstream (fast or slow)
RXBLK Count of received blocks upstream (fast or slow)
CV Code violations upstream
FECC Forward error corrections upstream
CRC Cyclic redundancy check
X/DSL2 line xTU-C
(xDSL transceiver unit,
central office)
15 min LOF or LOFS Loss of frame seconds near-end
LOS or LOSS Loss of signal seconds near-end
ES Loss of errored seconds near-end
SES Severely errored seconds near-end
UAS Unavailable seconds near-end
LI Count of the total number of full initializations
attempted on the line (successful and failed) during the
accumulation period.
FLI Count of the total number of failed full initializations
during the accumulation period. A failed full
initialization occurs when showtime is not reached at
the end of the full initialization procedure.
CV Code violations near-end
FEC Count of forward error correction near-end.
X/VDSL2 line xTU-R
(xDSL transceiver unit,
remote terminal
15 min LOF or LOFS Loss of frame seconds far-end
LOS or LOSS Loss of signal seconds far-end
ES Loss of errored seconds far-end
SES Severely errored seconds far-end
UAS Unavailable seconds far-end
CV Code violations far-end
FEC Count of forward error correction far-end.
CES PW 15 min TTLPKTS Count of total number of received packets (signaling
and payload) upstream
MSGPKTS Count of missing packets upstream
MISORDRU Count of misordered packets upstream that are usable
OVERRUN Count of buffer overruns and underruns upstream
MALFRMPKTS Count of malformed packets upstream
PKTSLOST Count of lost packets upstream (received packets with
R -bit set)
LBITPKTS Count of packets received with L-bit set
Alarm type Interval Montype Counter description
(3 of 4)
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