EXFO FTB-8500 Series for FTB-500 - Manual (Page 314)

RFC 2544 Tabs
300 FTB-8500 Series and FTB-8120NGE/8130NGE
Global Configuration
Test Procedure

Test: Enables the RFC 2544 sub-tests to be performed. Choices are
Throughput, Back-to-Back, Frame Loss, and Latency. All tests are
selected by default unless otherwise set during the test setup. For
FTB-8120NGE and FTB-8130NGE in Dual Test Set round-trip latency
measurement mode, the Latency sub-test is not available when the
flow direction is set to either Local to Remote or Remote to Local.

State: Indicates the status of the running Throughput, Back-to-Back,
Frame Loss, and Latency tests. Possible status are:
“ -- ”: Indicates that the test has not run yet.
In Progress: Indicates that the Throughput, Back-to-Back, Frame
Loss, or Latency test is running.
Completed: Indicates that the test is completed.
Aborted: Indicates that the test has been interrupted (stopped).