[  330.395742] tun0: no available key for peer 1, key-id: 0
[  335.834220] iperf3 (5178) used greatest stack depth: 12008 bytes left
[  335.925202] tun4: deleting peer with id 13, reason 4
[  335.925329] tun0: deleting peer with id 6, reason 4
[  335.925329] tun3: deleting peer with id 12, reason 4
[  335.925344] tun1: deleting peer with id 10, reason 4
[  335.925408] tun5: deleting peer with id 14, reason 4
[  335.925524] tun2: deleting peer with id 11, reason 4
[  335.925600] tun6: deleting peer with id 15, reason 4
[  335.929402] tun0: deleting peer with id 5, reason 4
[  335.929793] tun0: TCP error to peer 1: -32
[  335.929970] tun0: deleting peer with id 1, reason 3
[  335.934448] tun0: deleting peer with id 4, reason 4
[  335.939351] tun0: deleting peer with id 3, reason 4
[  335.945420] tun0: deleting peer with id 2, reason 4