[  635.772058][    C2] tun0: no available key for peer 4, key-id: 0
[  643.802111][ T8912] iperf3 (8912) used greatest stack depth: 22624 bytes left
[  644.034662][ T8784] tun1: deleting peer with id 10, reason 4
[  644.035538][ T8798] tun3: deleting peer with id 12, reason 4
[  644.035787][ T8820] tun6: deleting peer with id 15, reason 4
[  644.037412][ T8805] tun4: deleting peer with id 13, reason 4
[  644.038008][ T8791] tun2: deleting peer with id 11, reason 4
[  644.038331][ T8812] tun5: deleting peer with id 14, reason 4
[  644.048816][ T8819] tun0: deleting peer with id 6, reason 4
[  644.055480][ T8819] tun0: deleting peer with id 5, reason 4
[  644.064346][ T8819] tun0: deleting peer with id 4, reason 4
[  644.072328][ T8819] tun0: deleting peer with id 3, reason 4
[  644.080329][ T8819] tun0: deleting peer with id 2, reason 4
[  644.089401][ T8819] tun0: deleting peer with id 1, reason 4