[  400.786499] tun0: no available key for peer 1, key-id: 0
[  400.798249] tun0: no available key for peer 2, key-id: 0
[  400.821325] tun0: no available key for peer 4, key-id: 0
[  400.832712] tun0: no available key for peer 5, key-id: 0
[  405.264774] iperf3 (9824) used greatest stack depth: 11768 bytes left
[  405.397547] tun1: deleting peer with id 10, reason 4
[  405.397549] tun5: deleting peer with id 14, reason 4
[  405.397565] tun2: deleting peer with id 11, reason 4
[  405.397581] tun4: deleting peer with id 13, reason 4
[  405.397759] tun3: deleting peer with id 12, reason 4
[  405.397855] tun6: deleting peer with id 15, reason 4
[  405.397861] tun0: deleting peer with id 6, reason 4
[  405.400340] tun0: deleting peer with id 5, reason 4
[  405.407274] tun0: deleting peer with id 4, reason 4
[  405.414341] tun0: deleting peer with id 3, reason 4
[  405.422274] tun0: deleting peer with id 2, reason 4
[  405.428289] tun0: deleting peer with id 1, reason 4