Ao entrar na vm2 e executar o comando retorno erro:
docker@vm2:~$ docker swarm join --token SWMTKN-1-2dkk9zu9e41xxyqh06vwnwv1hrvphlyknvp9d4s7upaigxk0y7-b3r5bl9mdmzkd57njlnc7r2q9 192.168.99.108:2376 Error response from daemon: rpc error: code = Unavailable desc = all SubConns are in TransientFailure, latest connection error: connection error: desc = "transport: authentication handshake failed: remote error: tls: bad certificate"
Poderiam me ajudar?