Operation Manual – IPv4 Routing
H3C S3610&S5510 Series Ethernet Switches
Chapter 3 OSPF Configuration
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# Display OSPF routing information on Switch D.[SwitchD-ospf-1] display ospf
routing
OSPF Process 1 with Router ID 172.17.1.1
Routing Tables
Routing for Network
Destination Cost Type NextHop AdvRouter Area
172.16.1.0/24 4687 Inter-area 192.168.2.1 192.168.0.2 0.0.0.2
172.17.1.0/24 1 Stub 172.17.1.1 172.17.1.1 0.0.0.2
192.168.1.0/24 4686 Inter-area 192.168.2.1 192.168.0.2 0.0.0.2
192.168.2.0/24 1562 Stub 192.168.2.2 172.17.1.1 0.0.0.2
192.168.0.0/24 3124 Inter-area 192.168.2.1 192.168.0.2 0.0.0.2
Routing for ASEs
Destination Cost Type Tag NextHop AdvRouter
100.0.0.0/8 10 Type2 1 192.168.2.1 192.168.0.1
Routing for NSSAs
Destination Cost Type Tag NextHop AdvRouter
Total Nets: 6
Intra Area: 2 Inter Area: 3 ASE: 1 NSSA: 0
Note:
You can see on Switch D an external route imported from the NSSA area.
3.10.4 Configuring OSPF DR Election
I. Network requirements
z
In the following figure, OSPF Switches A, B, C and D reside on the same network
segment.
z
It is required to configure Switch A as the DR, and configure Switch C as the BDR.