mte Trigger Existence Test

1.3.6.1.2.1.88.1.2.4.1.1

The type of existence test to perform. The trigger fires when the object at mteTriggerValueID is seen to go from present to absent, from absent to present, or to have it's value changed, depending on which tests are selected: present(0) - when this test is selected, the trigger fires when the mteTriggerValueID object goes from absent to present. absent(1) - when this test is selected, the trigger fires when the mteTriggerValueID object goes from present to absent. changed(2) - when this test is selected, the trigger fires the mteTriggerValueID object value changes. Once the trigger has fired for either presence or absence it will not fire again for that state until the object has been to the other state.