EXFO FTB-1, User Manual

Page: 539 / 675

Test Functions
NetBlazer
527
Traffic Scan
Rate Layer
Allows the selection of the rate unit used for Link Rate and Rate statistics.

Line Utilization
is used to express the real line rate including the
Preamble, SFD, and IFG.

Ethernet BW
(Bandwidth) is used to express the Ethernet bandwidth
rate excluding the Preamble, SFD, and IFG.
Discovered
Indicates the number of different traffic flows monitored based on the scan
criteria.
Link Rate (Mbit/s)
Indicates the network link rate based on the received frames with a valid
FCS regardless if the frame matches or not the traffic flows, and regardless
if the traffic flow was ignored due to the limit reached (see
Limit Reached
).
The rate is expressed either in Line Utilization or Ethernet Bandwidth
depending on the
Rate Layer
selected.
Limit Reached
Up to 128 different traffic flows can be monitored, the
Limit Reached
text
appears with a red background next to the Discovered field when the limit
is reached.
Scan
Starts/stops the traffic scan test.