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I was getting the same "Connection closed by {ip_address}" error on one of my SSH connections. I tried all the usual solutions and nothing worked. Finally I found that the ~/.ssh/authorized_keys file on the host was corrupted.
11 Μαΐ 2024 · Learn how to debug the common port 22: Connection refused error when trying to connect via SSH.
31 Μαρ 2024 · If the port number is set to the default value of 22, it means the SSH server is using the default port. If a different port number is specified, take note of that number. After noting the port number, press Ctrl+X to exit the Nano editor.
11 Οκτ 2024 · Check the firewall settings to make sure it blocks access to the ssh port (default is port 22). Ensure that the ssh process on the remote server is configured to accept connections. Check for network issues that could interfere with the connection.
Getting following error while doing SSH. ssh: connect to host X.X.X.X port 22: Connection refused. I restarted the instance, but still ssh is not working. The security groups are open for port 22 from anywhere (0.0.0.0/0).
9 Οκτ 2024 · Check that the SSH port is permitted for incoming connections. By default, SSH uses port 22, but some servers may use a custom port number. On Linux machines with iptables, you can use the following command to list the current firewall rules: sudo iptables -L
29 Αυγ 2012 · Port 22 is open or not on the server you are trying to ssh. If the control of remote server is in your hands and you have permissions, try to disable firewall on it. Try to ssh again.
