[  401.995503] tun0: no available key for peer 3, key-id: 0
[  402.008657] tun0: no available key for peer 4, key-id: 0
[  402.021496] tun0: no available key for peer 5, key-id: 0
[  402.034280] tun0: no available key for peer 6, key-id: 0
[  406.463973] iperf3 (10066) used greatest stack depth: 11792 bytes left
[  406.641298] tun2: deleting peer with id 11, reason 4
[  406.641427] tun5: deleting peer with id 14, reason 4
[  406.641429] tun3: deleting peer with id 12, reason 4
[  406.641430] tun1: deleting peer with id 10, reason 4
[  406.641440] tun4: deleting peer with id 13, reason 4
[  406.641442] tun6: deleting peer with id 15, reason 4
[  406.641929] tun0: deleting peer with id 6, reason 4
[  406.645944] tun0: deleting peer with id 5, reason 4
[  406.652911] tun0: deleting peer with id 4, reason 4
[  406.660901] tun0: deleting peer with id 3, reason 4
[  406.667959] tun0: deleting peer with id 2, reason 4
[  406.673883] tun0: deleting peer with id 1, reason 4