Configure an OSPF virtual interface to the ABR if a remote OSPF ABR uses no connection to the backbone area but needs to be part of the same routing domain in which the switch resides.
default ipv6 area virtual-link {A.B.C.D} {A.B.C.D}
default ipv6 area virtual-link {A.B.C.D} {A.B.C.D} dead-interval
default ipv6 area virtual-link {A.B.C.D} {A.B.C.D} hello-interval
default ipv6 area virtual-link {A.B.C.D} {A.B.C.D} retransmit-interval
default ipv6 area virtual-link {A.B.C.D} {A.B.C.D} transit-delay
ipv6 area virtual-link {A.B.C.D} {A.B.C.D}
ipv6 area virtual-link {A.B.C.D} {A.B.C.D} dead-interval <1-65535>
ipv6 area virtual-link {A.B.C.D} {A.B.C.D} hello-interval <1-65535>
ipv6 area virtual-link {A.B.C.D} {A.B.C.D} retransmit-interval <1-1800>
ipv6 area virtual-link {A.B.C.D} {A.B.C.D} transit-delay <1-1800>
no ipv6 area virtual-link {A.B.C.D} {A.B.C.D}
The default is disabled.
OSPF Router Configuration