EXFO IQS-8500 Series for IQS-600 - Manual (Page 428)

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414 FTB-8500 Series and FTB-8120NGE/8130NGE
802.3ah Statistics

OUI: The 24-bit IEEE Organizationally Unique Identifer field identifies
the vendor.

Variable Request: Bit 4 of the OAM Configuration byte reports
variable retrieval capability.
Supported (bit 4 is set to “1”): DTE supports sending Variable
Response OAMPDUs.
Unsupported (bit 4 is set to “0”): DTE does not support sending
Variable Response OAMPDUs.

Link Events: Bit 3 of the OAM Configuration byte reports link event
capability.
Supported (bit 3 is set to “1”): DTE supports interpreting Link Events.
Unsupported (bit 3 is set to “0”): DTE does not support interpreting
Link Events.