If all application would use sound-systems like Arts things could be so much easier.

NetworkManager is a nice, easy to use utility. If you're a laptop user who wants to use any WLAN when available, without configuration, it's one of those things you don't want to live compute without.

The basics for any network based on *nix hosts is the Transport Control Protocol/ Internet Protocol (TCP/IP)
combination of three protocols. This combination consists of the Internet Protocol (IP),Transport Control Protocol (TCP), and Universal Datagram Protocol (UDP).