[  424.810401] tun0: no available key for peer 1, key-id: 0
[  424.819179] tun0: no available key for peer 2, key-id: 0
[  424.837516] tun0: no available key for peer 4, key-id: 0
[  424.849584] tun0: no available key for peer 5, key-id: 0
[  424.860693] tun0: no available key for peer 6, key-id: 0
[  430.309126] iperf3 (6610) used greatest stack depth: 12008 bytes left
[  430.416888] tun4: deleting peer with id 13, reason 4
[  430.416999] tun5: deleting peer with id 14, reason 4
[  430.417003] tun1: deleting peer with id 10, reason 4
[  430.417047] tun3: deleting peer with id 12, reason 4
[  430.417075] tun6: deleting peer with id 15, reason 4
[  430.417115] tun0: deleting peer with id 6, reason 4
[  430.417139] tun2: deleting peer with id 11, reason 4
[  430.422254] tun0: deleting peer with id 5, reason 4
[  430.422646] tun0: TCP error to peer 1: -32
[  430.422672] tun0: deleting peer with id 1, reason 3
[  430.429787] tun0: deleting peer with id 4, reason 4
[  430.437244] tun0: deleting peer with id 3, reason 4
[  430.443248] tun0: deleting peer with id 2, reason 4