[  403.043201] tun0: no available key for peer 1, key-id: 0
[  403.054733] tun0: no available key for peer 2, key-id: 0
[  407.509909] iperf3 (10057) used greatest stack depth: 11800 bytes left
[  407.637013] tun1: deleting peer with id 10, reason 4
[  407.637107] tun6: deleting peer with id 15, reason 4
[  407.637107] tun4: deleting peer with id 13, reason 4
[  407.637155] tun5: deleting peer with id 14, reason 4
[  407.637294] tun3: deleting peer with id 12, reason 4
[  407.637396] tun0: deleting peer with id 6, reason 4
[  407.637613] tun2: deleting peer with id 11, reason 4
[  407.643224] tun0: deleting peer with id 5, reason 4
[  407.648183] tun0: deleting peer with id 4, reason 4
[  407.654186] tun0: deleting peer with id 3, reason 4
[  407.663245] tun0: deleting peer with id 2, reason 4
[  407.671173] tun0: deleting peer with id 1, reason 4