Configuring ospfv3 dr election, Network requirements, Configuration procedure – H3C Technologies H3C S7500E Series Switches User Manual
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# Display OSPFv3 routing table information on Switch D. You can find route entries are reduced. All
non-direct routes are removed except the default route.
[SwitchD] display ospfv3 routing
E1 - Type 1 external route, IA - Inter area route, I - Intra area route
E2 - Type 2 external route, * - Seleted route
OSPFv3 Router with ID (4.4.4.4) (Process 1)
------------------------------------------------------------------------
*Destination: ::/0
Type : IA Cost : 11
NextHop : FE80::F40D:0:93D0:1 Interface: Vlan400
*Destination: 2001:2::/64
Type : I Cost : 1
NextHop : directly-connected Interface: Vlan400
Configuring OSPFv3 DR Election
Network requirements
In the following figure:
z
The priority of Switch A is 100, the highest priority on the network, so it will be the DR.
z
The priority of Switch C is 2, the second highest priority on the network, so it will be the BDR.
z
The priority of Switch B is 0, so it cannot become the DR.
z
Router D has the default priority 1.
Figure 9-3 Network diagram for OSPFv3 DR election configuration
Configuration procedure
1) Configure IPv6 addresses for interfaces (omitted)
2) Configure OSPFv3 basic functions
# Configure Switch A.
[SwitchA] ipv6
[SwitchA] ospfv3
[SwitchA-ospfv3-1] router-id 1.1.1.1
[SwitchA-ospfv3-1] quit
[SwitchA] interface vlan-interface 100