Step 1: Visit Dashboard > Choose Server > Security
Add New Rule
Globally Open Port, port 2040 (or your port)
Protocal: TCP
Save a rule.
Click a button "Deploy"
Step 2: Visit SSH terminal, edit file /etc/ssh/sshd_config
and change row #Port 22
Port 2040
#AddressFamily any
#ListenAddress 0.0.0.0
#ListenAddress ::
Save a file after changes.
Restart a service
service ssh restart
Step 3: Update Fail2Ban with new SSH port
- Edit
/etc/fail2ban/jail.local
[sshd]
enabled = true
logpath = %(sshd_log)s
port = 2040
Step 4: Remove old ssh port 22
Visit a Dashboard > Chooser Server > Security again, remove port 22 and click Deploy again.
# Backup my.cnf
cd /etc/mysql/
cp -r my.cnf my.cnf.bak
Edit file my.cnf
# Import all .cnf files from configuration directory
!includedir /etc/mysql/conf.d/
!includedir /etc/mysql/mariadb.conf.d/
# Start custom settings
[mysql]
port = 3306
[mysqld]
skip-name-resolve = 1
table_definition_cache = 2000
performance_schema = ON
innodb_buffer_pool_size = 8G
innodb_buffer_pool_chunk_size = 1G
innodb_log_file_size = 1G
max_connections = 100000
max_user_connections = 1000
wait_timeout = 300
connect_timeout = 20
[mysqldump]
quick
max_allowed_packet = 2048M
general_log = on
general_log_file=/var/log/mysql/mysql.log
Save file.
Restart a service:
systemctl restart mariadb