[  402.881944] tun0: no available key for peer 1, key-id: 0
[  402.893576] tun0: no available key for peer 2, key-id: 0
[  402.904916] tun0: no available key for peer 3, key-id: 0
[  402.916394] tun0: no available key for peer 4, key-id: 0
[  402.927672] tun0: no available key for peer 5, key-id: 0
[  402.939315] tun0: no available key for peer 6, key-id: 0
[  407.346910] iperf3 (9837) used greatest stack depth: 11744 bytes left
[  407.473735] tun6: deleting peer with id 15, reason 4
[  407.473862] tun3: deleting peer with id 12, reason 4
[  407.473887] tun1: deleting peer with id 10, reason 4
[  407.473965] tun2: deleting peer with id 11, reason 4
[  407.474036] tun5: deleting peer with id 14, reason 4
[  407.474172] tun0: deleting peer with id 6, reason 4
[  407.474178] tun4: deleting peer with id 13, reason 4
[  407.478190] tun0: deleting peer with id 5, reason 4
[  407.484117] tun0: deleting peer with id 4, reason 4
[  407.492165] tun0: deleting peer with id 3, reason 4
[  407.500118] tun0: deleting peer with id 2, reason 4
[  407.508107] tun0: deleting peer with id 1, reason 4