VPN overlay
The following topics provide instructions on SD-WAN VPN overlays:
- ADVPN and shortcut paths
- SD-WAN monitor on ADVPN shortcuts
- Hold down time to support SD-WAN service strategies
- SD-WAN integration with OCVPN
- Adaptive Forward Error Correction
- Dual VPN tunnel wizard
- Duplicate packets on other zone members
- Duplicate packets based on SD-WAN rules
- Speed tests run from the hub to the spokes in dial-up IPsec tunnels
- Interface based QoS on individual child tunnels based on speed test results
- SD-WAN in large scale deployments