EXFO FTB-800 Series for FTB-1 - Manual (Page 388)

Test Results
378 FTB-700G/800 Series
Traffic - Flow Control
Traffic - Flow Control
From the Test menu, tap Results, Traffic, and the Flow Control tab.
Frame Count - RX

Pause Frames indicates the number of received valid flow-control
frames. Frames that have a type/length field equal to 0x8808 will be
counted as a pause frame.

Abort Frame indicates the number of received pause frames with a
Quanta equal to zero; cancelling the pause frames.

Total Frame indicates the total number of pause time received from
the link partner.
Pause Time
Indicates respectively the total, last, maximum, and minimum pause time
received from the link partner in Quanta (default) or Microsecond (μs).