When I try VDK/KHV I see guardclientlauncher.exe start and exit without the game starting. JP works but the ping still fluctuates between 260-550 in game. I ran ping tests against it for over an hour (while I was playing) and had a stable ping to it:
Ping statistics for 13.113.195.180:
Packets: Sent = 5015, Received = 5015, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 135ms, Maximum = 169ms, Average = 136ms