Operation Manual - Multicast
Quidway S3500 Series Ethernet Switches Chapter 1 IP Multicast Overview
Huawei Technologies Proprietary
1-7
of the shared tree. When a multicast packet arrives at the router, if RPF check
succeeds, the packet will be forwarded according to the multicast forwarding entry.
Otherwise, the packet will be dropped.
1.5 Application of Multicast
IP multicast technology effectively solves the problem of packet forwarding from
single-point to multi-point. It implements high-efficient data transmission from
single-point to multi-point in IP networks and can save a large amount of network
bandwidth and reduce network loads. New value-added services that take advantage
of multicast can be delivered in the Internet information service area including direct
broadcasting, Web TV, distance learning, distance medicine, net broadcasting station
and real-time audio/video conferencing.
z Multimedia and streaming media applications
z Communications of the training and corporate sites
z Data repository and finance (stock) applications
z Any “point-to-multipoint” data distribution
With the increase of multimedia services on IP networks, multicast has huge market
potential and multicast services will become popular gradually.
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