rfc1451.txt

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                      event will not be generated until the sampled
                      value falls below this threshold and reaches the
                      snmpAlarmFallingThreshold.

                      An attempt to modify this object will fail with an
                      `inconsistentValue' error if the associated
                      snmpAlarmStatus object would be equal to `active'
                      both before and after the modification attempt."
              ::= { snmpAlarmEntry 7 }
























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          RFC 1451            Manager-to-Manager MIB          April 1993


          snmpAlarmFallingThreshold OBJECT-TYPE
              SYNTAX     Integer32
              MAX-ACCESS read-create
              STATUS     current
              DESCRIPTION
                      "A threshold for the sampled statistic.  When the
                      current sampled value is less than or equal to
                      this threshold, and the value at the last sampling
                      interval was greater than this threshold, a single
                      event will be generated.  A single event will also
                      be generated if the first sample after this entry
                      becomes active is less than or equal to this
                      threshold and the associated snmpAlarmStartupAlarm
                      is equal to `fallingAlarm' or
                      `risingOrFallingAlarm'.

                      After a falling event is generated, another such
                      event will not be generated until the sampled
                      value rises above this threshold and reaches the
                      snmpAlarmRisingThreshold.

                      An attempt to modify this object will fail with an
                      `inconsistentValue' error if the associated
                      snmpAlarmStatus object would be equal to `active'
                      both before and after the modification attempt."
              ::= { snmpAlarmEntry 8 }
























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          RFC 1451            Manager-to-Manager MIB          April 1993


          snmpAlarmRisingEventIndex OBJECT-TYPE
              SYNTAX     INTEGER (0..65535)
              MAX-ACCESS read-create
              STATUS     current
              DESCRIPTION
                      "The index of the snmpEventEntry that is used when
                      a rising threshold is crossed.  The snmpEventEntry
                      identified by a particular value of this index is
                      the same as identified by the same value of the
                      snmpEventIndex object.  If there is no
                      corresponding entry in the snmpEventTable, then no
                      association exists.  In particular, if this value
                      is zero, no associated event will be generated, as
                      zero is not a valid snmpEventIndex.

                      An attempt to modify this object will fail with an
                      `inconsistentValue' error if the associated
                      snmpAlarmStatus object would be equal to `active'
                      both before and after the modification attempt."
              ::= { snmpAlarmEntry 9 }






























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          RFC 1451            Manager-to-Manager MIB          April 1993


          snmpAlarmFallingEventIndex OBJECT-TYPE
              SYNTAX     INTEGER (0..65535)
              MAX-ACCESS read-create
              STATUS     current
              DESCRIPTION
                      "The index of the snmpEventEntry that is used when
                      a falling threshold is crossed.  The
                      snmpEventEntry identified by a particular value of
                      this index is the same as identified by the same
                      value of the snmpEventIndex object.  If there is
                      no corresponding entry in the snmpEventTable, then
                      no association exists.  In particular, if this
                      value is zero, no associated event will be
                      generated, as zero is not a valid snmpEventIndex.

                      An attempt to modify this object will fail with an
                      `inconsistentValue' error if the associated
                      snmpAlarmStatus object would be equal to `active'
                      both before and after the modification attempt."
              ::= { snmpAlarmEntry 10 }

          snmpAlarmUnavailableEventIndex OBJECT-TYPE
              SYNTAX     INTEGER (0..65535)
              MAX-ACCESS read-create
              STATUS     current
              DESCRIPTION
                      "The index of the snmpEventEntry that is used when
                      a variable becomes unavailable.  The
                      snmpEventEntry identified by a particular value of
                      this index is the same as identified by the same
                      value of the snmpEventIndex object.  If there is
                      no corresponding entry in the snmpEventTable, then
                      no association exists.  In particular, if this
                      value is zero, no associated event will be
                      generated, as zero is not a valid snmpEventIndex.

                      An attempt to modify this object will fail with an
                      `inconsistentValue' error if the associated
                      snmpAlarmStatus object would be equal to `active'
                      both before and after the modification attempt."
              ::= { snmpAlarmEntry 11 }









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          RFC 1451            Manager-to-Manager MIB          April 1993


          snmpAlarmStatus OBJECT-TYPE
              SYNTAX     RowStatus
              MAX-ACCESS read-create
              STATUS     current
              DESCRIPTION
                      "The status of this snmpAlarm entry.  This object
                      may not be set to `active' unless the following
                      columnar objects exist in this row:
                      snmpAlarmVariable, snmpAlarmInterval,
                      snmpAlarmSampleType, snmpAlarmStartupAlarm,
                      snmpAlarmRisingThreshold,
                      snmpAlarmFallingThreshold,
                      snmpAlarmRisingEventIndex,
                      snmpAlarmFallingEventIndex, and
                      snmpAlarmUnavailableEventIndex."
              ::= { snmpAlarmEntry 12 }


































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          RFC 1451            Manager-to-Manager MIB          April 1993


          -- alarm-related notifications

          snmpAlarmNotifications
                         OBJECT IDENTIFIER ::= { snmpAlarm 3 }

          snmpRisingAlarm NOTIFICATION-TYPE
              OBJECTS { snmpAlarmVariable, snmpAlarmSampleType,
                        snmpAlarmValue, snmpAlarmRisingThreshold }
              STATUS  current
              DESCRIPTION
                      "An event that is generated when an alarm entry
                      crosses its rising threshold.  The instances of
                      those objects contained within the varbind list
                      are those of the alarm entry which generated this
                      event."
              ::= { snmpAlarmNotifications 1 }

          snmpFallingAlarm NOTIFICATION-TYPE
              OBJECTS { snmpAlarmVariable, snmpAlarmSampleType,
                        snmpAlarmValue, snmpAlarmFallingThreshold }
              STATUS  current
              DESCRIPTION
                      "An event that is generated when an alarm entry
                      crosses its falling threshold.  The instances of
                      those objects contained within the varbind list
                      are those of the alarm entry which generated this
                      event."
              ::= { snmpAlarmNotifications 2 }

          snmpObjectUnavailableAlarm NOTIFICATION-TYPE
              OBJECTS { snmpAlarmVariable }
              STATUS  current
              DESCRIPTION
                      "An event that is generated when a variable
                      monitored by an alarm entry becomes unavailable.
                      The instance of snmpAlarmVariable contained within
                      the varbind list is the one associated with the
                      alarm entry which generated this event."
              ::= { snmpAlarmNotifications 3 }











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          RFC 1451            Manager-to-Manager MIB          April 1993


          -- the event group
          --
          -- a collection of objects allowing the description and
          -- configuration of events from a SNMPv2 entity acting
          -- in a dual role.

          snmpEvent      OBJECT IDENTIFIER ::= { snmpM2MObjects 2 }

          -- The snmpEvent table defines the set of events generated on
          -- a SNMPv2 entity acting in a dual role.  Each entry in the
          -- snmpEventTable associates an event type with the
          -- notification method and associated parameters.  Some
          -- snmpEvent entries are fired by an associated condition in
          -- the snmpAlarmTable.  Others are fired on behalf of
          -- conditions defined in the NOTIFICATION-TYPE macro.  The
          -- snmpNotificationTable defines notifications that should
          -- occur when an associated event is fired.

          snmpEventNextIndex OBJECT-TYPE
              SYNTAX     INTEGER (0..65535)
              MAX-ACCESS read-only
              STATUS     current
              DESCRIPTION
                      "The index number of the next appropriate
                      unassigned entry in the snmpEventTable.  The value
                      0 indicates that no unassigned entries are
                      available.

                      A management station should create new entries in
                      the snmpEventTable using this algorithm: first,
                      issue a management protocol retrieval operation to
                      determine the value of snmpEventNextIndex; and,
                      second, issue a management protocol set operation
                      to create an instance of the snmpEventStatus
                      object setting its value to `createAndWait' or
                      'createAndGo'."
              ::= { snmpEvent 1 }













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          RFC 1451            Manager-to-Manager MIB          April 1993


          snmpEventTable OBJECT-TYPE
              SYNTAX     SEQUENCE OF SnmpEventEntry
              MAX-ACCESS not-accessible
              STATUS     current
              DESCRIPTION
                      "A list of events."
              ::= { snmpEvent 2 }

          snmpEventEntry OBJECT-TYPE
              SYNTAX     SnmpEventEntry
              MAX-ACCESS not-accessible
              STATUS     current
              DESCRIPTION
                      "A set of parameters that describe an event that
                      is generated when certain conditions are met."
              INDEX      { snmpEventIndex }
              ::= { snmpEventTable 1 }

          SnmpEventEntry ::= SEQUENCE {
              snmpEventIndex          INTEGER,
              snmpEventID             OBJECT IDENTIFIER,
              snmpEventDescription    DisplayString,
              snmpEventEvents         Counter32,
              snmpEventLastTimeSent   TimeStamp,
              snmpEventStatus         RowStatus
          }

          snmpEventIndex OBJECT-TYPE
              SYNTAX     INTEGER (1..65535)