Create and configure an area address range on the OSPF router to reduce the number of ABR advertisements into other OSPF areas.
default ipv6 area range {A.B.C.D} WORD<0-255> inter-area-prefix-link [advertise-metric]
default ipv6 area range {A.B.C.D} WORD<0-255> nssa-extlink [advertise-metric]
ipv6 area range {A.B.C.D} WORD<0-255> advertise-mode advertise
ipv6 area range {A.B.C.D} WORD<0-255> advertise-mode not-advertise
ipv6 area range {A.B.C.D} WORD<0-255> inter-area-prefix-link advertise-metric <0-65535>
ipv6 area range {A.B.C.D} WORD<0-255> inter-area-prefix-link advertise-mode advertise
ipv6 area range {A.B.C.D} WORD<0-255> inter-area-prefix-link advertise-mode not-advertise
ipv6 area range {A.B.C.D} WORD<0-255> nssa-extlink advertise-metric <0-65535>
ipv6 area range {A.B.C.D} WORD<0-255> nssa-extlink advertise-mode advertise
ipv6 area range {A.B.C.D} WORD<0-255> nssa-extlink advertise-mode not-advertise
no ipv6 area range {A.B.C.D} WORD<0-255> inter-area-prefix-link
no ipv6 area range {A.B.C.D} WORD<0-255> nssa-extlink
None
OSPF Router Configuration