Description: This attribute indicates the cause of the current far end defect experienced by the IMA group. For the ATM Forum IMA protocol, possible values are: noDefect: no defect. unsupportedFrameLengthInStartup: during the far end's start-up, an unsupported frame length was received. unsupportedSymmetryInStartup: during the far end's start-up, an unsupported symmetry configuration was received. otherAbortStartup: the far end has aborted its start-up for another reason. This could be because different Gids were received on the links or if duplicate link identifiers (LIDs) were received. insufficientLinks: the far end does not have sufficient links active. This value will be displayed if the far end IMA group is locked. blocked: the far end IMA group is blocked.

For the proprietary IMA protocol, possible values are: noDefect: no defect. noGoodLinksInStartup: no good links were available during the far end's start-up. badGidInStartup: during the far end's start-up, different GIDs were received on the links. badLidInStartup: during the far end's start-up, duplicate link identifiers (LIDs) were received on the links. unsupportedFrameLengthInStartup: during the far end's start-up, an unsupported frame length was received. timeoutInStartup: a time out has occurred during the far end's start- up. noGoodLinks: no good links are available in the far end IMA group. locked: the far end IMA group is locked.