EXFO FTB-8500 Series for FTB-500 - Manual (Page 205)

Traffic Analyzer Tabs
Ethernet and Fibre Channel Application 191
FC TX
PHY Error Injection

Type: The following errors are available with both manual and
automated injection modes: Symbol Error for FC 1x/2x/4x, and Block
Error for FC 10x.

Amount: Allows the selection of the amount of manual error to be
generated. Choices are 1 through 50. The default setting is 1.

Send button: Press Send to manually generate error(s) according to
the error type and the amount of error.

Rate: Press the Rate field to select the rate for the automated error.
Choices are: 1.0E-02, 1.0E-03, 1.0E-04, 1.0E-05, 1.0E-06, 1.0E-07,
1.0E-08, 1.0E-09 or user definable from 1.0E-09 to 1.0E-02. The default
setting is 1.0E-04.

Continuous: Generates the selected error for each generated frame
when the Continuous check box is selected while the On/Off button is
enabled (On). The Continuous check box is cleared by default.

On/Off button: The On/Off button is used to activate/deactivate the
selected automated error at the rate specified or continuously. This
setting is disabled (Off) by default.