[  651.397241][    C1] tun0: no available key for peer 2, key-id: 0
[  651.515965][    C1] tun0: no available key for peer 3, key-id: 0
[  651.731058][    C2] tun0: no available key for peer 5, key-id: 0
[  659.878239][ T8914] iperf3 (8914) used greatest stack depth: 22872 bytes left
[  660.164290][ T8807] tun4: deleting peer with id 13, reason 4
[  660.164360][ T8793] tun2: deleting peer with id 11, reason 4
[  660.165163][ T8786] tun1: deleting peer with id 10, reason 4
[  660.172951][ T8821] tun0: deleting peer with id 6, reason 4
[  660.174327][ T8800] tun3: deleting peer with id 12, reason 4
[  660.175075][ T8814] tun5: deleting peer with id 14, reason 4
[  660.175619][ T8822] tun6: deleting peer with id 15, reason 4
[  660.179647][ T8821] tun0: deleting peer with id 5, reason 4
[  660.185944][ T8821] tun0: deleting peer with id 4, reason 4
[  660.194034][ T8821] tun0: deleting peer with id 3, reason 4
[  660.201912][ T8821] tun0: deleting peer with id 2, reason 4
[  660.209962][ T8821] tun0: deleting peer with id 1, reason 4