Patent ID: 9054984
Filing Date: 2015-06-09
Classification: H04L

Abstract:
1. A method for enabling multicast forwarding, comprising: receiving, by a switching device, a multicast protocol message; determining, by the switching device, a sender of the multicast protocol message according to a port from which the multicast protocol message is received; and transmitting, by the switching device, the multicast protocol message transparently if the sender of the multicast protocol message is a routing device or a switching device, and terminating the multicast protocol message according to a multicast proxy function when the sender of the multicast protocol message is a host of a multicast user; wherein the determining the sender of the multicast protocol message according to the port from which the multicast protocol message is received comprises: determining that the sender of the multicast protocol message is the routine device or the switching device if the multicast protocol message is received through a routing device port or determining that the sender of the multicast protocol message is the host of the multicast user if the multicast protocol message is received through a host port.