IRC

Description

This indicates an attempt to use Internet Relay Chat (IRC).
Internet Relay Chat (IRC) is an application layer protocol that facilitates communication in the form of text. The chat process works on a client/server networking model. The clients communicate with chat servers to transfer messages to other clients. IRC is mainly designed for group communication in discussion forums, called channels, but also allows one-on-one communication via private messages and data transfer, including file sharing.

Affected Products

Internet Relay Chat (IRC)

Impact

Network bandwidth consumption

Technology

Client-Server

Behavior

• Reasonable

Default Ports

• TCP/6665-6669
• TCP/6697

References

• http://tools.ietf.org/html/rfc2812