Task load required iptables modules First login as the root user. Next type the following command to load two iptables modules: # modprobe ip_conntrack # modprobe ip_conntrack_ftp Now add following iptables rules for incoming request on port 21 (open port 21) to your script: X.X.X.X :is server IP iptables -A INPUT -p tcp -s 0/0 […]
If you have ever handled the migration of a web service or a website from one server to another you know how crazy the experience can be. However, if you break the process up into clear steps and run constant checks you can make the experience a little easier on yourself. One of the problems […]
How to increase ip_conntrack ? If you got the following message ‘ip_conntrack: table full, dropping packet’ ,then you are under a very heavy load and also handling a high volume of network connections ,Generally, the ip_conntrack_max is set to the total MB of RAM installed multiplied by 16. However, this server had 4GB of RAM, […]
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