[  397.565156] tun0: no available key for peer 1, key-id: 0
[  397.578189] tun0: no available key for peer 2, key-id: 0
[  397.604618] tun0: no available key for peer 4, key-id: 0
[  397.631552] tun0: no available key for peer 6, key-id: 0
[  402.048884] iperf3 (9918) used greatest stack depth: 11816 bytes left
[  402.179662] tun1: deleting peer with id 10, reason 4
[  402.179819] tun4: deleting peer with id 13, reason 4
[  402.179822] tun6: deleting peer with id 15, reason 4
[  402.179832] tun3: deleting peer with id 12, reason 4
[  402.179857] tun5: deleting peer with id 14, reason 4
[  402.179965] tun2: deleting peer with id 11, reason 4
[  402.180097] tun0: deleting peer with id 6, reason 4
[  402.183112] tun0: deleting peer with id 5, reason 4
[  402.189070] tun0: deleting peer with id 4, reason 4
[  402.201101] tun0: deleting peer with id 3, reason 4
[  402.212075] tun0: deleting peer with id 2, reason 4
[  402.224071] tun0: deleting peer with id 1, reason 4