[  903.387391][    C1] tun0: no available key for peer 3, key-id: 0
[  903.518826][    C2] tun0: no available key for peer 5, key-id: 0
[  903.597918][    C2] tun0: no available key for peer 6, key-id: 0
[  911.834917][ T6295] iperf3 (6295) used greatest stack depth: 23120 bytes left
[  912.010022][ T6246] tun1: deleting peer with id 10, reason 4
[  912.011110][ T6261] tun0: deleting peer with id 6, reason 4
[  912.011796][ T6263] tun6: deleting peer with id 15, reason 4
[  912.012269][ T6258] tun5: deleting peer with id 14, reason 4
[  912.012300][ T6252] tun3: deleting peer with id 12, reason 4
[  912.012322][ T6249] tun2: deleting peer with id 11, reason 4
[  912.013176][ T6255] tun4: deleting peer with id 13, reason 4
[  912.022331][ T6261] tun0: deleting peer with id 5, reason 4
[  912.029007][ T6261] tun0: deleting peer with id 4, reason 4
[  912.039220][ T6261] tun0: deleting peer with id 3, reason 4
[  912.048222][ T6261] tun0: deleting peer with id 2, reason 4
[  912.058208][ T6261] tun0: deleting peer with id 1, reason 4