Application Guide

[159]
Software User's
Manual
Version 3.0
Link Trace State
Setting Description
Transaction ID
The transaction ID is incremented for each LTM send. This value is inserted in
the transmitted LTM PDU and is expected to be received in the LTR PDU.
Received LTR with wrong transaction ID is ignored. There are five transactions
in one Link Trace activated.
Time To Live
This is the TTL value taken from the LTM received by the MIP/MEP sending
this LTR
-
decremented as if forwarded.
Mode Indicating if it was a MEP/MIP sending this LTR.
Direction Indicating if MEP/MIP sending this LTR is ingress/egress.
Forwarded Indicating if MEP/MIP sending this LTR has forwarded the LTM.
Relay
The Relay action can be one of the following:
MAC: This was a hit on the LT Target MAC
FDB: LTM is forwarded based on hit in the Filtering DB
MFDB: LTM is forwarded based on hit in the MIP CCM DB
Last MAC
The MAC identifying the last sender of the LBM causing this LTR - initiating
MEP or previous MIP forwarding.
Next MAC
The MAC identifying the next sender of the LBM causing this LTR - MIP
forwarding or terminating MEP.