In a typical UNIX/LINUX-style file listing, a file will be displayed in the following way: Output: The first character indicates the file type. It can be a regular file (-), directory (d), a symbolic link (l), or other special types of files. The following nine characters represent the file permissions, three triplets of three characters … Read more
Server connections speeds are a function of a variety of variables. The server’s connection speed to the Internet, all processes that are simultaneously trying to connect (uploads and downloads share the total speed available), the overall health of the Internet and the connection capability of the off-site computer, which is also limited by the same … Read more
Great tool for IMAP sync on a cPanel/WHM server http://deaduseful.com/blog/migrating-imap-mailboxes-to-a-cpanel-server/
Just a great memory script here: http://www.pixelbeat.org/scripts/
Normally on CentOS the file system check is in the fstab file. If all you want to do is avoid an fsck, adding the -f option to shutdown should help with that. [/bash] The other option is you can manually make it skip fsck checks at boot by updating the 6th field in your /etc/fstab: … Read more
Here is how to monitor a port # tcpdump -i eth1 'port 9000'
If you server is noted to have been compromised for outbound network scanning, you can block ssh outbound until the threat is removed. Edit iptables: nano /etc/sysconfig/iptables -A OUTPUT -p tcp –dport {PORT-NUMBER-HERE} -j DROP Reload iptables # service iptables reload
http://developer.codero.com/community/how-to-install-ajenti-control-panel-on-centos-6/
Rootkit Hunter (rkhunter) is a Unix-based tool that scans for rootkits, backdoors and possible local exploits. Rootkits are self-hiding toolkits secretly installed by a malicious intruder to allow that user to gain access to the server. Rootkit Hunter offers protection by comparing SHA-1 hashes of important files with known good ones in a online database … Read more