Description 1
<Definition> Indicates the source that initiated the currently displayed message. <Format> The enumerations are defined as: other (1) - the currently displayed message was activated based on a condition other than the ones defined below. This would include any auxiliary devices. local (2) - the currently displayed message was activated at the sign controller using either an onboard terminal or a local interface. external (3) - the currently displayed message was activated from a locally connected device using serial (or other type of) connection to the sign controller such as a laptop or a PDA. This mode shall only be used, if the sign controller is capable of distinguishing between a local input (see definition of 'local (2)') and a serial connection. central (8) - the currently displayed message was activated from the central computer. timebasedScheduler (9) - the currently displayed message was activated from the timebased scheduler as configured within the sign controller. powerRecovery (10) - the currently displayed message was activated based on the settings within the dmsLongPowerRecoveryMessage, dmsShortPowerRecoveryMessage, and the dmsShortPowerLossTime objects. reset (11) - the currently displayed message was activated based on the settings within the dmsResetMessage object. commLoss (12) - the currently displayed message was activated based on the settings within the dmsCommunicationsLossMessage object. powerLoss (13) - the currently displayed message was activated based on the settings within the dmsPowerLossMessage object. Note: it may not be possible to point to this message depending on the technology, e.g. it may not be possible to display a message on pure LED or fiber-optic signs DURING power loss. endDuration (14) - the currently displayed message was activated based on the settings within the dmsEndDurationMessage object. <Informative> In v02, the enumerated values of 'otherComX' were deprecated to improve interoperability. <Parameter Type> Status <Object Identifier> 1.3.6.1.4.1.1206.4.2.3.6.7