[  403.320460] tun0: no available key for peer 1, key-id: 0
[  403.350760] tun0: no available key for peer 3, key-id: 0
[  403.382003] tun0: no available key for peer 5, key-id: 0
[  403.397976] tun0: no available key for peer 6, key-id: 0
[  407.856578] iperf3 (10223) used greatest stack depth: 11816 bytes left
[  407.987988] tun1: deleting peer with id 10, reason 4
[  407.987995] tun6: deleting peer with id 15, reason 4
[  407.987995] tun2: deleting peer with id 11, reason 4
[  407.988010] tun5: deleting peer with id 14, reason 4
[  407.988045] tun3: deleting peer with id 12, reason 4
[  407.988081] tun4: deleting peer with id 13, reason 4
[  407.988292] tun0: deleting peer with id 6, reason 4
[  407.991116] tun0: deleting peer with id 5, reason 4
[  407.997116] tun0: deleting peer with id 4, reason 4
[  408.003156] tun0: deleting peer with id 3, reason 4
[  408.010112] tun0: deleting peer with id 2, reason 4
[  408.018095] tun0: deleting peer with id 1, reason 4