The value of the object svcTlsExtMvrpAttrTblHighWM
specifies the utilization of the MVRP attribute table of
this TLS service at which a table full alarm will be raised
by the agent.
An 'inconsitentValue' error is returned if this object is set to
non-default value when svcMgmtVpls of the service is not set to 'true'.