[  398.956220] tun0: no available key for peer 1, key-id: 0
[  398.969297] tun0: no available key for peer 2, key-id: 0
[  398.982583] tun0: no available key for peer 3, key-id: 0
[  398.996237] tun0: no available key for peer 4, key-id: 0
[  399.009410] tun0: no available key for peer 5, key-id: 0
[  399.022548] tun0: no available key for peer 6, key-id: 0
[  403.459949] iperf3 (10053) used greatest stack depth: 11792 bytes left
[  403.592840] tun4: deleting peer with id 13, reason 4
[  403.592921] tun6: deleting peer with id 15, reason 4
[  403.592924] tun2: deleting peer with id 11, reason 4
[  403.592925] tun5: deleting peer with id 14, reason 4
[  403.593040] tun1: deleting peer with id 10, reason 4
[  403.593099] tun3: deleting peer with id 12, reason 4
[  403.593178] tun0: deleting peer with id 6, reason 4
[  403.599296] tun0: deleting peer with id 5, reason 4
[  403.606340] tun0: deleting peer with id 4, reason 4
[  403.613282] tun0: deleting peer with id 3, reason 4
[  403.621268] tun0: deleting peer with id 2, reason 4
[  403.629269] tun0: deleting peer with id 1, reason 4