EXFO FTB-8500 Series for FTB-500 - Manual (Page 172)

Port Tabs
158 FTB-8500 Series and FTB-8120NGE/8130NGE
Advanced Auto-Neg. RX

Duplex: Indicates the negotiated duplex mode. Possible values are
Half, and Full.

Flow Control: Indicates the negotiated flow control. Possible values
are None, Enable TX, Enable RX, and Enable RX and TX.

Local Clock: Indicates the negotiated clock source. The local clock is
negotiated only in 1000Base-T (electrical). Possible values are Local,
and Remote.
Note: (--) indicates a link down condition.
Apply to Port Configuration
Applies the detected auto-negotiation parameters to the port setup
configuration.
Link Partner Capabilities
Indicates the detected link partner capabilities.
Note: Only the capabilities based on the Ethernet and Fibre Channel Application’s
physical port selected for the test will be displayed.