RFC8781 defines a new RA (router advertisement) option called ‘PREF64’, which allows the switch to communicate the IPv6 prefix that is used for NAT64 to hosts on the network, via Router Advertisements. This feature adds support for configuring the PREF64 option on a per-interface basis. 

This feature adds RSVP information for three tables from MPLS TE STD MIB:. mplsTunnelTable.

This feature adds a CLI knob to allow disabling the ENTITY STATE traps entStateOperEnabled &

This feature adds three new SNMP traps for MAC move, learn, and age events: aristaMacMove, aristaMacLearn, and