Firewall has closed, Ping the IP address, have SSH installed
Also need to check?

CodePudding user response:

SSH port have?

CodePudding user response:

Is the port 22? Is it opened

CodePudding user response:

With the user's system can't use the root after reinforcement

CodePudding user response:

If the server is configured to others what you use, suggest to ask SSH port Numbers have changed, the default is 22, but can be modified to other port