[  652.208197][    C3] tun0: no available key for peer 1, key-id: 0
[  652.425646][    C0] tun0: no available key for peer 3, key-id: 0
[  652.531444][    C1] tun0: no available key for peer 4, key-id: 0
[  652.632752][    C2] tun0: no available key for peer 5, key-id: 0
[  660.618363][ T9729] iperf3 (9729) used greatest stack depth: 22424 bytes left
[  660.804627][ T9601] tun1: deleting peer with id 10, reason 4
[  660.807024][ T9615] tun3: deleting peer with id 12, reason 4
[  660.807042][ T9637] tun6: deleting peer with id 15, reason 4
[  660.807079][ T9622] tun4: deleting peer with id 13, reason 4
[  660.807290][ T9608] tun2: deleting peer with id 11, reason 4
[  660.809970][ T9636] tun0: deleting peer with id 6, reason 4
[  660.810159][ T9629] tun5: deleting peer with id 14, reason 4
[  660.817438][ T9636] tun0: deleting peer with id 5, reason 4
[  660.826084][ T9636] tun0: deleting peer with id 4, reason 4
[  660.833107][ T9636] tun0: deleting peer with id 3, reason 4
[  660.839093][ T9636] tun0: deleting peer with id 2, reason 4
[  660.847078][ T9636] tun0: deleting peer with id 1, reason 4