[  397.250406] tun0: no available key for peer 1, key-id: 0
[  397.263482] tun0: no available key for peer 2, key-id: 0
[  397.276492] tun0: no available key for peer 3, key-id: 0
[  397.289543] tun0: no available key for peer 4, key-id: 0
[  401.755230] iperf3 (10051) used greatest stack depth: 11832 bytes left
[  401.890159] tun1: deleting peer with id 10, reason 4
[  401.890256] tun6: deleting peer with id 15, reason 4
[  401.890265] tun5: deleting peer with id 14, reason 4
[  401.890291] tun3: deleting peer with id 12, reason 4
[  401.890368] tun0: deleting peer with id 6, reason 4
[  401.890426] tun4: deleting peer with id 13, reason 4
[  401.890500] tun2: deleting peer with id 11, reason 4
[  401.894623] tun0: deleting peer with id 5, reason 4
[  401.903616] tun0: deleting peer with id 4, reason 4
[  401.905632] tun0: deleting peer with id 3, reason 4
[  401.914615] tun0: deleting peer with id 2, reason 4
[  401.920638] tun0: deleting peer with id 1, reason 4