[  403.286793] tun0: no available key for peer 1, key-id: 0
[  403.322329] tun0: no available key for peer 4, key-id: 0
[  403.334190] tun0: no available key for peer 5, key-id: 0
[  403.346027] tun0: no available key for peer 6, key-id: 0
[  407.768109] iperf3 (9961) used greatest stack depth: 11800 bytes left
[  407.898413] tun1: deleting peer with id 10, reason 4
[  407.898539] tun6: deleting peer with id 15, reason 4
[  407.898551] tun2: deleting peer with id 11, reason 4
[  407.898551] tun3: deleting peer with id 12, reason 4
[  407.898584] tun4: deleting peer with id 13, reason 4
[  407.898734] tun5: deleting peer with id 14, reason 4
[  407.898836] tun0: deleting peer with id 6, reason 4
[  407.904674] tun0: deleting peer with id 5, reason 4
[  407.913668] tun0: deleting peer with id 4, reason 4
[  407.919671] tun0: deleting peer with id 3, reason 4
[  407.929670] tun0: deleting peer with id 2, reason 4
[  407.937659] tun0: deleting peer with id 1, reason 4