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DNSBL
A DNS Blacklist, or DNSBL, is a means by which an Internet site may publish a list of IP addresses that some people may want to avoid and in a format which can be easily queried by computer programs on the Internet. The technology is built on top of the Internet Domain Name System, or DNS. DNSBLs are chiefly used to publish lists of addresses linked to spamming. Most mail transport agent (mail server) ...

If you want to find what type of network card is used, its speed, on which IRQ it is listed, and the chip type used, you use the following command :

Code: Select all

dmesg |grep eth0

Here eth0 is the first network card. If you have additional cards, it will be named eth1, eth2 and so on. And here is the output of the above command :

eth0: RealTek RTL8139 at 0xf8cdcf00, 00:e0:4c:a1:41:d5, IRQ 16
eth0: Identified ...

First of all you may ask what is ImageMagick? It is a software suite for image manipulation and display, ImageMagick supports hundreds of image formats on a dedicated server on which it is installed.

Following are the commands to install ImageMagick using yum
root# yum install glib
root# yum install glib2
root# yum install libpng
root# yum install libjpeg
root# yum install libtiff
root# yum install ghostscript
root# yum install freetype
root# yum install ImageMagick ...