[  399.895218] tun0: no available key for peer 1, key-id: 0
[  399.908351] tun0: no available key for peer 2, key-id: 0
[  399.921120] tun0: no available key for peer 3, key-id: 0
[  399.946441] tun0: no available key for peer 5, key-id: 0
[  404.387498] iperf3 (10051) used greatest stack depth: 11832 bytes left
[  404.602532] tun1: deleting peer with id 10, reason 4
[  404.602636] tun4: deleting peer with id 13, reason 4
[  404.602641] tun5: deleting peer with id 14, reason 4
[  404.602728] tun3: deleting peer with id 12, reason 4
[  404.602834] tun2: deleting peer with id 11, reason 4
[  404.602981] tun6: deleting peer with id 15, reason 4
[  404.602985] tun0: deleting peer with id 6, reason 4
[  404.614994] tun0: deleting peer with id 5, reason 4
[  404.620989] tun0: deleting peer with id 4, reason 4
[  404.628985] tun0: deleting peer with id 3, reason 4
[  404.637035] tun0: deleting peer with id 2, reason 4
[  404.644966] tun0: deleting peer with id 1, reason 4