[  659.677945][    C3] tun0: no available key for peer 1, key-id: 0
[  660.162281][    C2] tun0: no available key for peer 5, key-id: 0
[  668.938609][ T9728] iperf3 (9728) used greatest stack depth: 22624 bytes left
[  669.128446][ T9606] tun2: deleting peer with id 11, reason 4
[  669.130653][ T9599] tun1: deleting peer with id 10, reason 4
[  669.130907][ T9620] tun4: deleting peer with id 13, reason 4
[  669.131628][ T9613] tun3: deleting peer with id 12, reason 4
[  669.131644][ T9635] tun6: deleting peer with id 15, reason 4
[  669.132996][ T9627] tun5: deleting peer with id 14, reason 4
[  669.134499][ T9634] tun0: deleting peer with id 6, reason 4
[  669.139345][ T9634] tun0: deleting peer with id 5, reason 4
[  669.147644][ T9634] tun0: deleting peer with id 4, reason 4
[  669.157631][ T9634] tun0: deleting peer with id 3, reason 4
[  669.164688][ T9634] tun0: deleting peer with id 2, reason 4
[  669.172863][ T9634] tun0: deleting peer with id 1, reason 4