公开(公告)号：US11784913B2

公开(公告)日：2023-10-10

申请号：US17178902

申请日：2021-02-18

Applicant: TELLABS ENTERPRISES, INC.

Inventor： Leslie Robert Murray ,  James J. Gainer ,  Thomas Ray Dobozy

IPC: H04L12/28 ,  H04L45/16 ,  H04L12/18 ,  H04L49/201

CPC classification number: H04L45/16 ,  H04L12/185 ,  H04L12/2898 ,  H04L49/201

Abstract: Systems and methods for efficient upstream multicast in passive optical networks. An upstream multicast source communicates an upstream multicast packet to the network. Subsequent downstream packet management achieved through use of source filters prevents a reflected copy of the original upstream multicast packets from being received by the upstream multicast source.