Multicast is a network communication method where data is transmitted from one sender to multiple specific receivers simultaneously, optimizing bandwidth usage by delivering a single stream to multiple endpoints.
Real-World Examples
Internet Protocol Television (IPTV) services often use multicast to efficiently deliver live television channels to numerous subscribers over a managed network.
Quiz
What is the primary advantage of multicast over unicast in video streaming?
Show answer
Multicast reduces bandwidth usage by sending a single stream to multiple recipients.