EXFO FTB-2 - Manual (Page 214)

Preparing for Automation
204 FTB-2 and FTB-2 Pro
Changing Communication Settings
Changing Communication Settings
Communication settings cannot be modified without turning on your unit
and starting ToolBox X.
To change communication settings:
1. Tap the System Settings button, then tap Instrument Control
Configuration.
2. Tap Change settings, and then, when the application prompts you to
authorize the changes to your unit (identified as “computer”), tap Yes.