From Fedora Project Wiki
This premier is aimed at making Fedora Pakistan's new members familiarize with the communication platform commonly used by Fedora Project community and that's Internet Relay Chat (IRC).
So, here's what Wikipedia says about IRC:
Internet Relay Chat (IRC) is a form of real-time Internet text messaging (chat) or synchronous conferencing. It is mainly designed for group communication in discussion forums, called channels, but also allows one-to-one communication via private message. Wikipedia