What is Multicast?

Definition

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?

Multicast reduces bandwidth usage by sending a single stream to multiple recipients.