[  401.450084] tun0: no available key for peer 3, key-id: 0
[  401.462766] tun0: no available key for peer 4, key-id: 0
[  401.475283] tun0: no available key for peer 5, key-id: 0
[  401.487967] tun0: no available key for peer 6, key-id: 0
[  405.925907] iperf3 (10059) used greatest stack depth: 11816 bytes left
[  406.053337] tun2: deleting peer with id 11, reason 4
[  406.053448] tun4: deleting peer with id 13, reason 4
[  406.053449] tun1: deleting peer with id 10, reason 4
[  406.053478] tun0: deleting peer with id 6, reason 4
[  406.053509] tun6: deleting peer with id 15, reason 4
[  406.053632] tun3: deleting peer with id 12, reason 4
[  406.053732] tun5: deleting peer with id 14, reason 4
[  406.056289] tun0: deleting peer with id 5, reason 4
[  406.059270] tun0: deleting peer with id 4, reason 4
[  406.063271] tun0: deleting peer with id 3, reason 4
[  406.070263] tun0: deleting peer with id 2, reason 4
[  406.081250] tun0: deleting peer with id 1, reason 4