[  400.327225] tun0: no available key for peer 1, key-id: 0
[  400.340957] tun0: no available key for peer 2, key-id: 0
[  400.367579] tun0: no available key for peer 4, key-id: 0
[  400.380836] tun0: no available key for peer 5, key-id: 0
[  404.836565] iperf3 (10045) used greatest stack depth: 11816 bytes left
[  405.011983] tun1: deleting peer with id 10, reason 4
[  405.012141] tun6: deleting peer with id 15, reason 4
[  405.012144] tun2: deleting peer with id 11, reason 4
[  405.012145] tun3: deleting peer with id 12, reason 4
[  405.012254] tun5: deleting peer with id 14, reason 4
[  405.012328] tun0: deleting peer with id 6, reason 4
[  405.012330] tun4: deleting peer with id 13, reason 4
[  405.019976] tun0: deleting peer with id 5, reason 4
[  405.026001] tun0: deleting peer with id 4, reason 4
[  405.032984] tun0: deleting peer with id 3, reason 4
[  405.051987] tun0: deleting peer with id 2, reason 4
[  405.058961] tun0: deleting peer with id 1, reason 4