Citrix SDWAN: Local internet breakout traffic is always been sent via Secondary link despite Primary link is up.

Customer has two WAN links bound to Internet Services. One link is Primary and another links is Secondary. The internet traffic is always going via Secondary WAN link despite Primary link is UP. Due to this, when Secondary link goes down, the internet access is getting lost for all the users...

NetScaler SD-WAN Path Continuously Flipping Between GOOD/BAD/DEAD on WAN Links

Something to observe here is whether the GOOD/BAD/DEAD is occurring while the link is idle, or while the link is under load traffic. The following information covers all cases, but this is the "most common root cause" for each scenario: Idle - speed/duplex mismatch, ARP issue, IPS/IDS device and ...