EXFO FTB-8500 Series for FTB-200 - Manual (Page 290)

RFC 2544 Tabs
276 FTB-8500 Series and FTB-8120NGE/8130NGE
Latency Results

Unit: Select the result unit. Choices are:

Layer/Displayed Step/Mode
Layer (Throughput and Back-to-Back): Select the Layer that will be
used to compute the results. Choices are Layer 1,2,3, Layer 2,3 and
Layer 3. The default setting is Layer 1,2,3.

Layer 1,2,3 contains the Idle, Preamble, Start of Frame Delimiter,
MAC address, IP address, and data.

Layer 2,3 contains the MAC layer, IP layer, and data.

Layer 3 contains the IP layer, and data.
Displayed Step (Frame Loss only): Select the percentage of the
speed used for the test. Choices are 100% (or % of the maximum
speed) to 0% with increment set by the Test Granularity from the RFC
2544 Frame Loss tab. The default setting is 100% (or % of the
maximum speed). This is only available once the Frame Loss test is
started.
Sub-test Unit Default unit
Throughput bps, Bps, Kbps, KBps, Mbps, MBps, Gbps, GBps, fps,
and %.
bps
Back-to-Back bps, Bps, Kbps, KBps, Mbps, MBps, Gbps, GBps, fps, %,
Bytes/Burst, and Frames/Burst.
Frames/Burst
Frame Loss % Loss frames. % Loss
Latency s, ms, μs, and ns. μs