Has anyone successfully set up the external etcd cluster HA using the documentat . . .

Anuoluwapo Fatokun:
Has anyone successfully set up the external etcd cluster HA using the documentation guide? Followed the steps but I’m getting errors

Anuoluwapo Fatokun:
Facing this error.

error execution phase preflight: [preflight] Some fatal errors occurred:
[ERROR ExternalEtcdVersion]: Get “https://192.168.0.13:2379/version”: dial tcp 192.168.0.13:2379: connect: connection refused
[ERROR ExternalEtcdVersion]: Get “https://192.168.0.14:2379/version”: dial tcp 192.168.0.14:2379: connect: connection refused
[ERROR ExternalEtcdVersion]: Get “https://192.168.0.16:2379/version”: dial tcp 192.168.0.16:2379: connect: connection refused