Strata Cloud Manager now supports Neighbor Discovery Protocol (NDP) Proxy to simplify
                address resolution in IPv6 environments. This feature allows the firewall to respond
                to link-layer address requests on behalf of devices behind it, performing a similar
                function to ARP for IPv4. Configuring NDP Proxy is required when you enable 
IPv6-to-IPv6 Network Prefix Translation
                    (NPTv6). Key capabilities of NDP Proxy include: