[  401.977850] tun0: no available key for peer 1, key-id: 0
[  401.991512] tun0: no available key for peer 2, key-id: 0
[  402.004600] tun0: no available key for peer 3, key-id: 0
[  402.017793] tun0: no available key for peer 4, key-id: 0
[  402.030719] tun0: no available key for peer 5, key-id: 0
[  402.043664] tun0: no available key for peer 6, key-id: 0
[  406.482456] iperf3 (10211) used greatest stack depth: 11792 bytes left
[  406.698489] tun1: deleting peer with id 10, reason 4
[  406.698627] tun5: deleting peer with id 14, reason 4
[  406.698630] tun3: deleting peer with id 12, reason 4
[  406.698631] tun4: deleting peer with id 13, reason 4
[  406.698640] tun6: deleting peer with id 15, reason 4
[  406.698655] tun2: deleting peer with id 11, reason 4
[  406.698866] tun0: deleting peer with id 6, reason 4
[  406.700964] tun0: deleting peer with id 5, reason 4
[  406.703971] tun0: deleting peer with id 4, reason 4
[  406.715964] tun0: deleting peer with id 3, reason 4
[  406.721958] tun0: deleting peer with id 2, reason 4
[  406.733951] tun0: deleting peer with id 1, reason 4