•
Configure Switch C as an ASBR to redistribute external routes (static routes), and configure a
filter policy on Switch C to filter out redistributed route 3.1.3.0/24.
•
Configure a routing policy on Switch A to filter route 10.5.1.0/24.
Figure 32 Network diagram
Switch A
Vlan-int200
Area 1
10.2.1.2/24
Switch C
Configuration procedure
Configure IP addresses for interfaces. (Details not shown.)
1.
Configure OSPF basic functions (see
2.
Configure OSPF to redistribute routes:
3.
# On Switch C, configure a static route destined for network 3.1.1.0/24.
<SwitchC> system-view
[SwitchC] ip route-static 3.1.1.0 24 10.4.1.2
# On Switch C, configure a static route destined for network 3.1.2.0/24.
[SwitchC] ip route-static 3.1.2.0 24 10.4.1.2
# On Switch C, configure a static route destined for network 3.1.3.0/24.
[SwitchC] ip route-static 3.1.3.0 24 10.4.1.2
# On Switch C, configure OSPF to redistribute static routes.
[SwitchC] ospf 1
[SwitchC-ospf-1] import-route static
[SwitchC-ospf-1] quit
# Display the OSPF routing table of Switch A.
<SwitchA> display ip routing-table
Routing Tables: Public
Destination/Mask
3.1.1.0/24
3.1.2.0/24
3.1.3.0/24
10.1.1.0/24
10.1.1.1/32
10.2.1.0/24
10.2.1.1/32
10.3.1.0/24
10.4.1.0/24
Area 0
Vlan-int100
10.1.1.1/24
Vlan-int100
10.1.1.2/24
Vlan-int200
10.2.1.1/24
Vlan-int300
Vlan-int500
10.4.1.1/24
10.5.1.1/24
Destinations : 12
Proto
O_ASE
O_ASE
O_ASE
Direct 0
Direct 0
Direct 0
Direct 0
OSPF
OSPF
Switch B
Vlan-int400
10.3.1.1/24
Vlan-int400
Area 2
10.3.1.2/24
Switch D
"Configuring OSPF basic
Routes : 12
Pre
Cost
150
1
150
1
150
1
0
0
0
0
10
4
10
13
104
functions").
NextHop
Interface
10.2.1.2
Vlan200
10.2.1.2
Vlan200
10.2.1.2
Vlan200
10.1.1.1
Vlan200
127.0.0.1
InLoop0
10.2.1.1
Vlan200
127.0.0.1
InLoop0
10.1.1.2
Vlan100
10.2.1.2
Vlan200