EXFO Power Blazer 88200NGE, User Manual

Page: 420 / 887

Test Results
410
88000 Series
Alarms/Errors Overview
Ethernet - PCS Lanes
Note: Available with parallel interfaces only: 40/100/200/400 Gbit/s Ethernet and
OTN with 40/100 GbE Ethernet client. Available under the
PCS sub tab for
Through Mode test providing alarms/errors for both ports.

Skew Alarm Threshold (bits)
, available with Ethernet test application,
allows setting the threshold value that will be used to declare a skew
alarm. Not available at 100G when the RS-FEC check box is selected.

Default
restore the default skew alarm threshold value.
Alarms
Note:
For LOA and Inv. Mapping alarms see
Ethernet - PCS
on page 408.

LOBL (Loss of Block Lock)
RX
: In lock mode, 65 invalid sync fields (00 or 11) within a 1024 sync
window are received. A PCS Lane Lock alarm is cleared when
receiving 64 consecutive valid 66b sync field (01 or 10) in a row.
Available with 40/100G.

LOAML
(Loss of Alignment Marker Lock)
RX : In lock mode, four consecutive marker values are received that do
not match the alignment marker that the lane is currently locked to.
The LOAML alarm is cleared when the PCS Lane is declared Lock and
two valid alignment markers 16384 blocks (66b) apart are received.
Rate Range Default Value
400G
200G 0 to 10550 4781
100G 0 to 2047 928
40G 0 to 4095 1856