Yum is one of the easiest methods of installing packages on Red Hat and its variants. Here is a quick example of how to search and install a package.
We will be installing irssi today.
To search a package you simply use the search command.
[[email protected] ~]# yum search irssi Matched: irssi irssi-devel.i686 : Development package for irssi irssi-otr.i686 : Off-The-Record messaging plugin for irssi irssi-xmpp.i686 : XMPP plugin into irssi irssi.i686 : Modular text mode IRC client with Perl scripting ctrlproxy.i686 : ctrlproxy dvtm.i686 : Tiling window management for the console ekg.i686 : A client compatible with Gadu-Gadu purple-plugin_pack-pidgin.i686 : A set of plugins for pidgin xchat-otr.i686 : Off-The-Record messaging plugin for xchat
After you found the package you want install it.
[[email protected] ~]# yum install irssi Loaded plugins: langpacks, presto, refresh-packagekit Adding en_US to language list Setting up Install Process Resolving Dependencies --> Running transaction check ---> Package irssi.i686 0:0.8.15-3.fc14 set to be installed --> Finished Dependency Resolution Dependencies Resolved Installing: irssi i686 0.8.15-3.fc14 fedora 779 k Transaction Summary Install 1 Package(s) Total download size: 779 k Installed size: 2.3 M Is this ok [y/N]: y Downloading Packages: Setting up and reading Presto delta metadata Processing delta metadata Running rpm_check_debug Running Transaction Test Transaction Test Succeeded Running Transaction Installed: Complete!
One of the best features of Yum is that it will resolve dependency issues for you and install additional packages, but only after asking nicely.