Which statement about contrail is true?

AppFormix has been deployed in your data center using the Juniper Telemetry Interface(JTI) native sensors.
However, the underlay devices have not yet been set up to work with the JTI native sensors.
Which action is required for the JTI native sensors to work properly?

Which two capabilities are supported with the cSRX firewall?(choose two)

Which two Juniper devices are used as a CSO CPE devices(Choose two.)

What information does an underlay network use to route data?