AR1000V virtual router integrates routing, switching, security, VPN, and QoS functions. The AR1000V has features including software and hardware decoupling, easy service deployment, and intelligent O&M. The AR1000V can be deployed in the enterprise headquarters (hub), Point of Presence (PoP), and cloud environment to extend the enterprise network to the cloud. The AR1000V can use hybrid links to connect to a WAN. Based on application-based intelligent traffic steering, it optimizes the enterprise's cloud access path and improves the experience of enterprise access to cloud services. It plays an important role in the transformation from the traditional enterprise WAN to SD-WAN.