App Avaya filter --- Status : functional, experimental plugin. The filter is used to parse/reassemble Avaya SM logs to complete HEP-SIP payloads. Example 1: parse SM logs. ```` filter { app_avaya {} } ````` Example 2: parse SM logs and extract ``correlation_hdr`` for HEP pairing. ```` filter { app_avaya { correlation_hdr => "X-CID" } } ````` Parameters: * ``correlation_hdr``: SIP Header to use for correlation IDs. Default : false.