[  404.913518] tun0: no available key for peer 1, key-id: 0
[  404.926131] tun0: no available key for peer 2, key-id: 0
[  404.938457] tun0: no available key for peer 3, key-id: 0
[  404.950396] tun0: no available key for peer 4, key-id: 0
[  409.397972] iperf3 (10026) used greatest stack depth: 11744 bytes left
[  409.529451] tun2: deleting peer with id 11, reason 4
[  409.529474] tun1: deleting peer with id 10, reason 4
[  409.529475] tun5: deleting peer with id 14, reason 4
[  409.529475] tun6: deleting peer with id 15, reason 4
[  409.529490] tun4: deleting peer with id 13, reason 4
[  409.529500] tun3: deleting peer with id 12, reason 4
[  409.529703] tun0: deleting peer with id 6, reason 4
[  409.532026] tun0: deleting peer with id 5, reason 4
[  409.535023] tun0: deleting peer with id 4, reason 4
[  409.546019] tun0: deleting peer with id 3, reason 4
[  409.552025] tun0: deleting peer with id 2, reason 4
[  409.564013] tun0: deleting peer with id 1, reason 4