vpp-sdwan-steer
Application-aware WAN path selection for SD-WAN CPE with BFD-driven failover.
vpp-sdwan-steer selects WAN uplinks per application class. Voice/video go to the low-latency MPLS link. Bulk downloads go to the cheap internet uplink. BFD monitors health and triggers automatic failover.
Status
Planned. Available as a PacketFlow commercial engagement.
Policy examples
vppctl sdwan policy add category VoIP uplink mpls0 failover inet0
vppctl sdwan policy add category VideoConferencing uplink mpls0 failover inet0
vppctl sdwan policy add category P2P uplink lte0
vppctl sdwan policy add app YouTube uplink inet0 uplink inet1 mode load-balance
After the first classification (3–8 packets), the steering decision is cached. Subsequent packets skip the steering node entirely — 0 ns overhead.