Allied Telesis AT-S70 - Manual (Page 124)

Chapter 8: Operations, Administration, and Maintenance (OAM)
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No – No severe error condition has occurred. (default)
Dying Gasp
Indicates an unrecoverable failure condition has occurred when an
equipment is about to be reset, reboot, or otherwise having a power
failure.
Yes – An unrecoverable local failure condition has occurred.
No – No unrecoverable local failure condition has occurred. (default)
Link Fault
Indicates the PHY has determined a fault has occurred in the receive
direction of the local port.
Yes – A link fault has occurred.
No – No link fault has occurred. (default)
OAM Version
Indicates the version supported by the DTE. This field contains the
value “0x01” to claim compliance with Version 1 of this protocol.
Config Revision
Indicates the current revision of the Information TLV. The value of this
field starts at zero and be incremented each time something in the
Information TLV changes. Upon reception of an Information TLV from
a peer, an OAM Client may use this field to decide if it needs to be
processed (an Information TLV that is identical to the previous
Information TLV doesn't need to be parsed as nothing in it has
changed).
Vendor Information
Indicates the 32-bit identifier that may be used to differentiate a
vendor’s product models/versions.
Vendor OUI
Indicates the vendor’s 24-bit Organizationally Unique Identifier (OUI).
Loopback State
Indicates the current loopback status of the link. This status is
determined by a combination of the local parser and the multiplexer
states, as well as by the actions of the local OAM Client.
None – No loopback initiated. (default)
Initiating Loopback – The remote loopback has been initiated. The
local MAC Client stops sending data frames to the remote station and
the local OAM Client sets its action parameter to DISCARD. The local
OAM Client sends a Loopback Control OAMPDUs with a non-zero
loopback time.
Remote Loopback – This remote loopback allows the users to test the
link of the remote equipment. From the remote equipment, every data