IPv6 Neighbor Discovery Multicast Address Listener Registration

IPv6 Neighbor Discovery Multicast Address Listener Registration Cisco Systems, Inc This document updates RFC 8505 to enable a listener to subscribe to an IPv6 anycast or multicast address; the draft updates RFC 6550 (RPL) to add a new Non-Storing multicast mode and support for anycast addresses. This document also extends RFC 9010 to enable the 6LR to inject the anycast and multicast addresses in RPL.