Ospfv3 Nssa Area Configuration Example - HP FlexFabric 12900E Series Configuration Manual

-------------------------------------------------------------------------
I - Intra area route,
IA - Inter area route,
* - Selected route
*Destination: ::/0
Type
NextHop
AdvRouter
Preference : 10
*Destination: 2001:2::/64
Type
Nexthop
AdvRouter
Preference : 10
Total: 2
Intra area: 1
The output shows that route entries are reduced. All indirect routes are removed, except the
default route.

OSPFv3 NSSA area configuration example

Network requirements
As shown in
•
Configure OSPFv3 on all switches and split the AS into three areas.
•
Configure Switch B and Switch C as ABRs to forward routing information between areas.
•
Configure Area 1 as an NSSA area and configure Switch A as an ASBR to redistribute static
routes into the AS.
Figure 97 Network diagram
Switch B
OSPFv3
Vlan-int200
Area 1
2001:1::2/64
Switch A
Configuration procedure
1. Configure IPv6 addresses for interfaces. (Details not shown.)
2. Configure basic OSPFv3 (see
OSPFv3 Process 1 with Router ID 4.4.4.4
E1 - Type 1 external route,
E2 - Type 2 external route,
: IA
: FE80::F40D:0:93D0:1
: 4.4.4.4
: I
: ::
: 4.4.4.4
Inter area: 1
Figure 97:
OSPFv3
Area 0
Vlan-int100
2001::1/64
Vlan-int100
2001::2/64
Vlan-int200
2001:1::1/64
Vlan-int300
2001:3::1/64
ASE: 0
Switch C
Vlan-int400
2001:2::1/64
OSPFv3
Vlan-int400
Area 2
2001:2::2/64
Switch D
"OSPFv3 stub area configuration
426
N1 - Type 1 NSSA route
N2 - Type 2 NSSA route
Cost : 11
Interface: Vlan400
Area : 0.0.0.2
Cost : 1
Interface: Vlan400
Area : 0.0.0.2
NSSA: 0
example").