| 摘要 |
<p>A policy-based multicast tunneling system. In particular implementations, a method includes maintaining a plurality of multicast tunnels with one or more remote network elements, each multicast tunnel being operable to carry one of more multicast streams; forwarding one or more packets of a multicast stream using selected multicast tunnels of the plurality of multicast tunnels; and applying one or more policies operative to control subscriptions to one or more of the plurality of multicast tunnels.</p> |
