
Add IPv6 equivalent of IPv4 ARP event notification which covers address resolution for L3 and MAC/IP binding in L2 BD and ARP termination in BD. For IPv6, ICMP6 neighbor solicitation and advertisement packets are utilized instead of ARP request and response packets for IPv4. Change-Id: I0088fa173e4480de297c8053ea2fcd0821322815 Signed-off-by: John Lo <loj@cisco.com>