BIER is Bit Indexed Explicit Replication which is a newest proposal for IP Multicast.
Efficient data transfer, optimised resource usage , simplified configuration, optimum bandwidth usage are the main characteristics of Multicast.
Is Protocol Independent Multicast (PIM) really Protocol Independent? What is that dependency? Does PIM require an IP or can it work with non-IP?
What is last hop router and first hop router in Multicast? These are important terms which are used in Multicast. In this post, I will explain the terms, differences and some detail about this term.