Huawei S6700 Series Configuration Manual page 168

S6700 Series Ethernet Switches
Configuration Guide - IP Routing
4.
5.
Issue 01 (2012-03-15)
[SwitchA] ospf
[SwitchA-ospf-1] area 1
[SwitchA-ospf-1-area-0.0.0.1] nssa default-route-advertise no-summary
[SwitchA-ospf-1-area-0.0.0.1] quit
[SwitchA-ospf-1] quit
# Configure SwitchC.
[SwitchC] ospf
[SwitchC-ospf-1] area 1
[SwitchC-ospf-1-area-0.0.0.1] nssa
[SwitchC-ospf-1-area-0.0.0.1] quit
[SwitchC-ospf-1] quit
# Configure SwitchE.
[SwitchE] ospf
[SwitchE-ospf-1] area 1
[SwitchE-ospf-1-area-0.0.0.1] nssa
[SwitchE-ospf-1-area-0.0.0.1] quit
[SwitchE-ospf-1] quit
NOTE
You should run the default-route-advertise no-summary command on SwitchA. In this manner,
the size of the routing table of devices in the NSSA area can be reduced. For other devices in the
NSSA area, you need to use only the nssa command.
# Check the OSPF routing table of SwitchC.
[SwitchC] display ospf routing
OSPF Process 1 with Router ID 3.3.3.3
Routing Tables
Routing for Network
Destination Cost
0.0.0.0/0
172.16.1.0/24 1
192.168.1.0/24 1
Total Nets: 3
Intra Area: 2 Inter Area: 1
Configure SwitchC to import static routes.
# Import static routes on SwitchC, as follows:
[SwitchC]ip route-static 100.0.0.0 8 null 0
[SwitchC] ospf
[SwitchC-ospf-1] import-route static
[SwitchC-ospf-1] quit
Verify the configuration.
# Check the OSPF routing table of SwitchD.
[SwitchD] display ospf routing
OSPF Process 1 with Router ID 4.4.4.4
Routing Tables
Routing for Network
Destination Cost
172.16.1.0/24 4
172.17.1.0/24 1
192.168.0.0/24 2
192.168.1.0/24 3
192.168.2.0/24 1
Routing for ASEs
Destination Cost
100.0.0.0/8 1
Total Nets: 6
Intra Area: 2 Inter Area: 3
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Type NextHop
2 Inter-area 192.168.1.1
Transit 172.16.1.1
Transit 192.168.1.2
ASE: 0 NSSA: 0
Type NextHop
Inter-area 192.168.2.1
Transit 172.17.1.1
Inter-area 192.168.2.1
Inter-area 192.168.2.1
Transit 192.168.2.2
Type Tag
Type2 1
ASE: 1 NSSA: 0
4 OSPF Configuration
AdvRouter Area
1.1.1.1 0.0.0.1
3.3.3.3 0.0.0.1
3.3.3.3 0.0.0.1
AdvRouter Area
2.2.2.2 0.0.0.2
4.4.4.4 0.0.0.2
2.2.2.2 0.0.0.2
2.2.2.2 0.0.0.2
4.4.4.4 0.0.0.2
NextHop AdvRouter
192.168.2.1 1.1.1.1
149