EXFO FTB-8500 Series for FTB-500 - Manual (Page 424)

Tools Tabs
410 FTB-8500 Series and FTB-8120NGE/8130NGE
802.3ah Statistics
802.3ah Statistics
Note: The 802.3ah Stats tab is only available when 802.3ah is selected as the
ENIU type.
Press Tools, ENIU, and 802.3ah Stats.
The 802.3ah Statistics window provides remote OAM link partner MAC
address and OAM statistics.
MAC Address indicates the remote OAM link partner MAC address.
OAM Statistics provides the following remote OAM link partner statistics.

OAM Version: Indicates the protocol version supported by the DTE.

OAM Revision: Indicates the revision of the Information TLV.

Multiplier Action: Bit 2 of the State byte reports the Multiplexer Action.
Forward (bit 2 is set to “0”): Device is forwarding non-OAMPDUs to the
lower sublayer.
Discard (bit 2 is set to “1”): Device is discarding non-OAMPDUs.