Huawei Quidway S3900 Series Operation Manual page 339

Operation Manual – Routing Protocol
Quidway S3900 Series Ethernet Switches-Release 1510
II. Network diagram
Sw itch A Sw itch A
DR DR
196.1.1.1/24 196.1.1.1/24
196.1.1.2/24 196.1.1.2/24
Figure 4-3 DR election based on OSPF priority
III. Configuration procedure
# Configure Switch A.
<Switch A> system-view
[Switch A] interface Vlan-interface 1
[Switch A-Vlan-interface1] ip address 196.1.1.1 255.255.255.0
[Switch A-Vlan-interface1] ospf dr-priority 100
[Switch A] router id 1.1.1.1
[Switch A] ospf
[Switch A-ospf-1] area 0
[Switch A-ospf-1-area-0.0.0.0] network 196.1.1.0 0.0.0.255
# Configure Switch B.
<Switch B> system-view
[Switch B] interface Vlan-interface 1
[Switch B-Vlan-interface1] ip address 196.1.1.2 255.255.255.0
[Switch B-Vlan-interface1] ospf dr-priority 0
[Switch B] router id 2.2.2.2
[Switch B] ospf
[Switch B-ospf-1] area 0
[Switch B-ospf-1-area-0.0.0.0] network 196.1.1.0 0.0.0.255
# Configure Switch C.
<Switch C> system-view
[Switch C] interface Vlan-interface 1
[Switch C-Vlan-interface1] ip address 196.1.1.3 255.255.255.0
[Switch C-Vlan-interface1] ospf dr-priority 2
[Switch C] router id 3.3.3.3
[Switch C] ospf
1.1.1.1 1.1.1.1
Sw itch B Sw itch B 2.2.2.2 2.2.2.2
Huawei Technologies Proprietary
Sw itch D Sw itch D 4.4.4.4 4.4.4.4
196.1.1.4/24 196.1.1.4/24
196.1.1.3/24 196.1.1.3/24
BDR BDR
3.3.3.3 3.3.3.3
Sw itch C Sw itch C
4-28
Chapter 4 OSPF Configuration