Which of the following descriptions of IP prefix routing in BGP EVPN is wrong?

The RT value carried by the IP prefix route is the Export RT value configured in the IP VPN-Instance

When carrying a host IP address, this type of route functions in the same way as an IRB type route in the VXL AN control plane and is primarily used for host IP route advertisement

The packets of an IP prefix route carry the L2 VNI and L3 VNI of the route

IP prefix routing can be used for hosts within a VXLAN network to access external networks