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You have probably seen very simple iptables rules to do this. This is a little bit better. -A INPUT -i eth0.103 -p tcp -m tcp –dport 22 -m state –state NEW -m recent –set –name SSH –rsource -A INPUT -i eth0.103 -p tcp -m tcp –dport 22 -m recent –rcheck –seconds 30 –hitcount 4 –rttl […] If Apache fails, and will not successfully start again, check the error log. If you see an error similar to the following, it could indicate that your server has run out of semaphores. semget: No space left on device To see how many semaphores are being used, SSH to your server as root and run […] yum install mariadb mariadb-server mysql INSTALL MARIA DB MariaDB is the default database server in CentOS 7, so go ahead and install it with yum using the following command: ## yum install mariadb mariadb-server mysql Once installed, add bind-address = 127.0.0.1 to /etc/my.cnf.d/server.cnf to bind MariaDB to localhost only: ## vim /etc/my.cnf.d/server.cnf [mysqld] #log-bin=mysql-bin #binlog_format=mixed […] |
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