interface br-ffpi { AdvSendAdvert on; IgnoreIfMissing on; MaxRtrAdvInterval 900; AdvLinkMTU 1350; prefix fde8:21c6:9d82::/64 { AdvValidLifetime 864000; AdvPreferredLifetime 172800; }; RDNSS fde8:21c6:9d82::0c01 fde8:21c6:9d82::0d01 fde8:21c6:9d82::0a01 { FlushRDNSS off; }; };