Bonjour Network Discovery and Connectivity

Bonjour, also known as zero-configuration networking, enables automatic discovery of computers, devices, and services on IP networks. A wide range of Apple's products-from iMacs and MacBooks to AirPort Base Stations and Time Capsules, Apple TVs to iPhones, iPod touches and iPads-use Bonjour for streamlined and reliable networking. Learn how to use Bonjour to make it easy for your applications to publish, discover, and resolve network services.

WWDC 2011 - iOS, macOS