- Create "default-cassandra" security group with following Inbound rules:
- 22/TCP to 0.0.0.0 or private ip
- 7000/TCP to {public IPs of all nodes in cluster}
- 7001/TCP to {public IPs of all nodes in cluster}
- 7199/TCP to {public IPs of all nodes in cluster}
- 9160/TCP to default-cassandra
- 9042/TCP to 0.0.0.0
- Create instance with security group "default-cassandra"