EXFO FTB-1, User Manual

Page: 440 / 675

Test Results
428
FTB-700G/800 Series
Summary (RFC 6349)

Logger Full
1
, when displayed, indicates that the logger is full. Refer to
Logger and Alarms/Errors Logger
on page 362.

Remote unit in use and locked for Dual Test Set
2
indicates that this
module is used for
Dual Test Set
as the remote module.

Remote unit in Dual Test Set Mode
2
indicates that this module is set
as remote but the DTS Connection is not established.
MTU (bytes) is the validated Maximum Transfer Unit.
Minimum RTT (ms)
is the minimum time between the first bit of a
segment sent and the last bit of the corresponding acknowledge.
Window Sweep

L->R and R->L indicates respectively the direction from local to
remote and remote to local.

Actual L4 indicates for each step the average TCP throughput metric.
TCP Throughput

L->R and R->L indicates respectively the direction from local to
remote and remote to local.

Window (KiB) indicates the total Max Window (1 KiB = 1024 bytes)
followed by the number of connections and KiB per connection in
parenthesis as follows: (n conn.@ n KiB).

Ideal L4
indicates the ideal TCP throughput metric.

Actual L4 indicates the average of actual TCP Throughput metric. The
pass/fail verdict icon is displayed next to the this metric when enabled.
A value greater or equal to the defined threshold gives a pass verdict.

TCP Efficiency (%)
indicates the TCP Efficiency metric based on
transmitted and retransmitted bytes.
1. Displayed on local module only.
2. Displayed on Remote module only.