EXFO ETS-1000G - Manual (Page 23)

Device Description
10 Gigabit Ethernet Analyzer 13
Status Bar
The LED which is located at the bottom of the device's clipboard is lit when
the external power supply is connected:

Green - batteries are charged,

Green (flashing) - batteries are being charged,

Green (blinking) - the device's SW versions are being updated.
Status Bar
The status bar contains data about the following parameters (from left to
right):

Battery charge level,

Data rate (“- - -” indicates that a connection to the equipment being
tested is not established),

SFP/SFP+ module type,

Test being conducted (“—” indicates that testing is not being
performed at the moment),

Rx signal power level (10G, SFP+),

Current time.
The tests being performed are indicated in the status bar using
abbreviations:
Abbreviation Expansion
THR (throughput) Throughput analysis.
LAT (latency) Latency analysis.
FRL (frame loss) Frame loss analysis.
BTB (back-to-back) Back to back analysis.
LB1 (loopback layer 1) Loopback on the physical (first) layer.
LB2 (loopback layer 2) Loopback on the data link (second) layer.