US 12,244,509 B2
PIM proxy over EVPN fabric
Mankamana Prasad Mishra, San Jose, CA (US); Nitin Kumar, San Jose, CA (US); Ali Sajassi, Alamo, CA (US); and Swadesh Agrawal, Fremont, CA (US)
Assigned to Cisco Technology, Inc., San Jose, CA (US)
Filed by Cisco Technology, Inc., San Jose, CA (US)
Filed on Apr. 11, 2023, as Appl. No. 18/298,552.
Prior Publication US 2024/0348553 A1, Oct. 17, 2024
Int. Cl. H04L 12/18 (2006.01); H04L 45/00 (2022.01); H04L 45/02 (2022.01); H04L 45/50 (2022.01); H04L 47/32 (2022.01)
CPC H04L 47/32 (2013.01) [H04L 12/185 (2013.01); H04L 12/1863 (2013.01); H04L 45/026 (2013.01); H04L 45/34 (2013.01); H04L 45/50 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method, comprising:
receiving, by a first provider edge router of a first autonomous system, wherein the first provider edge router has been configured as a first multicast router proxy, a first multicast maintenance message destined for a multicast group member that is in a second autonomous system having a second provider edge router;
dropping, by the first provider edge router, the first multicast maintenance message; and
generating and transmitting, by the second provider edge router, a second multicast maintenance message to the multicast group member, wherein the second multicast maintenance message is a substitute for the first multicast maintenance message.