Classic Ports to Know
- 22 = SSH ( Secure Shell) - log into a Linux instance
- 21 = FTP (File Transfer Protocol) - upload file into a file share
- 22 = SFTP (Secure File Transfer Protocol) - upload file using SSH
- 80 = HTTP - access unsecured websites
- 443 = HTTPS - access secured websites
- 3389 = RDP (Remote Destop Protocol) - log into a Windows instance
EBS Volume (“一个通过网络链接的USB”)
- An EBS (Elastic Block Store) Volume is a network drive you can attach to your instances while they run
- It allows your instances to persist data, even after their termination
- They can only be mounted to one instance at a time (at the CCP level)
- They are bound to a specific availability zone