OSPFv3 seems to be creating extra invalid route entries for local interfaces. See https://forum.mikrotik.com/viewtopic.php?t=189285 SUP-95111 [admin@Test MTik] > ipv6/route print detail Flags: D - dynamic; X - disabled, I - inactive, A - active; c - connect, s - static, r - rip, b - bgp, o - ospf, d...