You can block an IP (12.12.12.12) from your server with the following command:# iptables -I INPUT -s 12.12.12.12 -j DROPYou can remove it also via the follwoing command:# iptables -D INPUT -s 12.12.12.12 -j DROP
With this article I will show you how to look if a raid array (in our case a RAID1 array) is...
If you want to see which process is using which port, you can do it with the following command:#...
So you have a lot of mails in the mail queue, from f.e spam accounts?First check how many mails...
If your SATA drive does not get recognized when installing linux (happens on older linux...
If you are trying to install CentOS 4.6 and it hangs on "Probing PCI hardware" then you can fix...
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