#### <a id="icinga2-api-event-streams-type-flapping"></a> Event Stream Type: Flapping
- Name | Type | Description
- --------------|---------------|--------------------------
- type | String | Event type `Flapping`.
- timestamp | Timestamp | Unix timestamp when the event happened.
- host | String | [Host](09-object-types.md#objecttype-host) name.
- service | String | [Service](09-object-types.md#objecttype-service) name. Optional if this is a host flapping event.
- state | Number | [Host](09-object-types.md#objecttype-host) or [service](09-object-types.md#objecttype-service) state.
- state\_type | Number | [Host](09-object-types.md#objecttype-host) or [service](09-object-types.md#objecttype-service) state type.
- is\_flapping | Boolean | Whether this object is flapping.
+ Name | Type | Description
+ ------------------|---------------|--------------------------
+ type | String | Event type `Flapping`.
+ timestamp | Timestamp | Unix timestamp when the event happened.
+ host | String | [Host](09-object-types.md#objecttype-host) name.
+ service | String | [Service](09-object-types.md#objecttype-service) name. Optional if this is a host flapping event.
+ state | Number | [Host](09-object-types.md#objecttype-host) or [service](09-object-types.md#objecttype-service) state.
+ state\_type | Number | [Host](09-object-types.md#objecttype-host) or [service](09-object-types.md#objecttype-service) state type.
+ is\_flapping | Boolean | Whether this object is flapping.
+ current\_flapping | Number | Current flapping value in percent (added in 2.8).
+ threshold\_low | Number | Low threshold in percent (added in 2.8).
+ threshold\_high | Number | High threshold in percent (added in 2.8).
#### <a id="icinga2-api-event-streams-type-acknowledgementset"></a> Event Stream Type: AcknowledgementSet