The EXFO FTB-1-S2-8G Intelligent Optical Line Monitor (iOLM) module is designed for the EXFO FTB-1 test platform and provides integrated optical line monitoring. The listing references it as iOLM W FTB-720-23B-EA, indicating its iOLM functionality with a specific build reference. This module enables observation of the optical layer on fiber links to support fault detection and performance analysis within compatible EXFO configurations.
