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配置OSPF基本功能示例 – HUAWEI CE8850-64CQ-EI

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配置OSPF基本功能示例

以下是华为HUAWEI CE8850-64CQ-EI交换机的一个osfp配置实例，供参考

组网需求

如图1所示，所有的交换机都运行OSPF，并将整个自治系统划分为3个区域，其中SwitchA和SwitchB作为ABR来转发区域之间的路由。

配置完成后，每台交换机都应学到自治系统内的到所有网段的路由。

图1 配置OSPF基本功能组网图
file

配置思路

采用如下的思路配置OSPF基本功能：

  1. 在各交换机上使能OSPF。
  2. 指定不同区域内的网段。

操作步骤

  1. 配置各接口的IP地址（略）

  2. 配置OSPF基本功能

    # 配置SwitchA。

     system-view
    [~HUAWEI] sysname SwitchA
    [*HUAWEI] commit
    [~SwitchA] router id 10.1.1.1
    [*SwitchA] ospf 1
    [*SwitchA-ospf-1] area 0
    [*SwitchA-ospf-1-area-0.0.0.0] network 192.168.0.0 0.0.0.255
    [*SwitchA-ospf-1-area-0.0.0.0] quit
    [*SwitchA-ospf-1] area 1
    [*SwitchA-ospf-1-area-0.0.0.1] network 192.168.1.0 0.0.0.255
    [*SwitchA-ospf-1-area-0.0.0.1] quit
    [*SwitchA-ospf-1] commit
    [~SwitchA-ospf-1] quit

    # 配置SwitchB。

     system-view
    [~HUAWEI] sysname SwitchB
    [*HUAWEI] commit
    [~SwitchB] router id 10.2.2.2
    [*SwitchB] ospf 1
    [*SwitchB-ospf-1] area 0
    [*SwitchB-ospf-1-area-0.0.0.0] network 192.168.0.0 0.0.0.255
    [*SwitchB-ospf-1-area-0.0.0.0] quit
    [*SwitchB-ospf-1] area 2
    [*SwitchB-ospf-1-area-0.0.0.2] network 192.168.2.0 0.0.0.255
    [*SwitchB-ospf-1-area-0.0.0.2] quit
    [*SwitchB-ospf-1] commit
    [~SwitchB-ospf-1] quit

    # 配置SwitchC。

     system-view
    [~HUAWEI] sysname SwitchC
    [*HUAWEI] commit
    [~SwitchC] router id 10.3.3.3
    [*SwitchC] ospf 1
    [*SwitchC-ospf-1] area 1
    [*SwitchC-ospf-1-area-0.0.0.1] network 192.168.1.0 0.0.0.255
    [*SwitchC-ospf-1-area-0.0.0.1] network 172.16.1.0 0.0.0.255
    [*SwitchC-ospf-1-area-0.0.0.1] commit
    [~SwitchC-ospf-1-area-0.0.0.1] quit
    [~SwitchC-ospf-1] quit

    # 配置SwitchD。

     system-view
    [~HUAWEI] sysname SwitchD
    [*HUAWEI] commit
    [~SwitchD] router id 10.4.4.4
    [*SwitchD] ospf 1
    [*SwitchD-ospf-1] area 2
    [*SwitchD-ospf-1-area-0.0.0.2] network 192.168.2.0 0.0.0.255
    [*SwitchD-ospf-1-area-0.0.0.2] network 172.17.1.0 0.0.0.255
    [*SwitchD-ospf-1-area-0.0.0.2] commit
    [~SwitchD-ospf-1-area-0.0.0.2] quit
    [~SwitchD-ospf-1] quit

    # 配置SwitchE。

     system-view
    [~HUAWEI] sysname SwitchE
    [*HUAWEI] commit
    [~SwitchE] router id 10.5.5.5
    [*SwitchE] ospf 1
    [*SwitchE-ospf-1] area 1
    [*SwitchE-ospf-1-area-0.0.0.1] network 172.16.1.0 0.0.0.255
    [*SwitchE-ospf-1-area-0.0.0.1] commit
    [~SwitchE-ospf-1-area-0.0.0.1] quit
    [~SwitchE-ospf-1] quit

    # 配置SwitchF。

     system-view
    [~HUAWEI] sysname SwitchF
    [*HUAWEI] commit
    [~SwitchF] router id 10.6.6.6
    [*SwitchF] ospf 1
    [*SwitchF-ospf-1] area 2
    [*SwitchF-ospf-1-area-0.0.0.2] network 172.17.1.0 0.0.0.255
    [*SwitchF-ospf-1-area-0.0.0.2] commit
    [~SwitchF-ospf-1-area-0.0.0.2] quit
    [~SwitchF-ospf-1] quit

  3. 验证配置结果

    # 查看SwitchA的OSPF邻居。

    [~SwitchA] display ospf peer
    OSPF Process 1 with Router ID 10.1.1.1
Area 0.0.0.0 interface 192.168.0.1(Vlanif10)'s neighbors
 Router ID: 10.2.2.2           Address : 192.168.0.2
 State    : Full               Mode    : Nbr is Master      Priority: 1
 DR       : 192.168.0.2        BDR     : 192.168.0.1        MTU     : 0
 Dead timer due (in seconds) : 36
 Retrans timer interval      : 5
 Neighbor up time            : 02h29m06s
 Authentication Sequence     : 0

Area 0.0.0.1 interface 192.168.1.1(Vlanif20)'s neighbors
 Router ID: 10.3.3.3           Address : 192.168.1.2
 State    : Full               Mode    : Nbr is Master      Priority: 1
 DR       : 192.168.1.2        BDR     : 192.168.1.1        MTU     : 0
 Dead timer due (in seconds) : 33
 Retrans timer interval      : 5
 Neighbor up time            : 02h28m52s
 Authentication Sequence     : 0

    # 显示SwitchA的OSPF路由信息。

    [~SwitchA] display ospf routing
    OSPF Process 1 with Router ID 10.1.1.1

Routing for Network
--------------------------------------------------------------------------------
Destination        Cost       Type       NextHop         AdvRouter       Area
172.16.1.0/24      2          Transit    192.168.1.2     10.3.3.3         0.0.0.1

172.17.1.0/24      3          Inter-area 192.168.0.2     10.2.2.2         0.0.0.0

192.168.0.0/24     1          Direct     192.168.0.1     10.1.1.1         0.0.0.0

192.168.1.0/24     1          Direct     192.168.1.1     10.1.1.1         0.0.0.1

192.168.2.0/24     2          Inter-area 192.168.0.2     10.2.2.2         0.0.0.0

Total Nets: 5
Intra Area: 3  Inter Area: 2  ASE: 0  NSSA: 0

    # 显示SwitchA的LSDB。

    [~SwitchA] display ospf lsdb
    OSPF Process 1 with Router ID 10.1.1.1
Link State Database

Area: 0.0.0.0
----------------------------------------------------------------------------                                                        
Type      LinkState ID    AdvRouter        Age  Len   Sequence       Metric
Router    10.1.1.1        10.1.1.1           93  48   80000004            1
Router    10.2.2.2        10.2.2.2           92  48   80000004            1
Sum-Net   172.16.1.0      10.1.1.1         1287  28   80000002            2
Sum-Net   192.168.1.0     10.1.1.1         1716  28   80000001            1
Sum-Net   172.17.1.0      10.2.2.2         1336  28   80000001            2
Sum-Net   192.168.2.0     10.2.2.2           87  28   80000002            1

Area: 0.0.0.1
----------------------------------------------------------------------------                                                        
Type      LinkState ID    AdvRouter        Age  Len   Sequence       Metric
Router    10.1.1.1        10.1.1.1         1420  48   80000002            1
Router    10.3.3.3        10.3.3.3         1294  60   80000003            1
Router    10.5.5.5        10.5.5.5         1296  36   80000002            1
Network   172.16.1.1      10.3.3.3         1294  32   80000001            0
Sum-Net   172.17.1.0      10.1.1.1         1325  28   80000001            3
Sum-Net   192.168.0.0     10.1.1.1         1717  28   80000001            1
Sum-Net   192.168.2.0     10.1.1.1         1717  28   80000001            2

    # 查看SwitchD的路由表，并使用Ping进行测试连通性。

    [~SwitchD] display ospf routing
    OSPF Process 1 with Router ID 10.4.4.4

Routing for Network
--------------------------------------------------------------------------------
Destination        Cost       Type       NextHop         AdvRouter       Area
172.16.1.0/24      4          Inter-area 192.168.2.1     10.2.2.2         0.0.0.2

172.17.1.0/24      1          Direct     172.17.1.1      10.4.4.4         0.0.0.2

192.168.0.0/24     2          Inter-area 192.168.2.1     10.2.2.2         0.0.0.2

192.168.1.0/24     3          Inter-area 192.168.2.1     10.2.2.2         0.0.0.2

192.168.2.0/24     1          Direct     192.168.2.2     10.4.4.4         0.0.0.2

Total Nets: 5
Intra Area: 2  Inter Area: 3  ASE: 0  NSSA: 0
    [~SwitchD] ping 172.16.1.1
     PING 172.16.1.1: 56  data bytes, press CTRL_C to break
       Reply from 172.16.1.1: bytes=56 Sequence=1 ttl=253 time=62 ms
       Reply from 172.16.1.1: bytes=56 Sequence=2 ttl=253 time=16 ms
       Reply from 172.16.1.1: bytes=56 Sequence=3 ttl=253 time=62 ms
       Reply from 172.16.1.1: bytes=56 Sequence=4 ttl=253 time=94 ms
       Reply from 172.16.1.1: bytes=56 Sequence=5 ttl=253 time=63 ms
     --- 172.16.1.1 ping statistics ---
       5 packet(s) transmitted
       5 packet(s) received
       0.00% packet loss
       round-trip min/avg/max = 16/59/94 ms

配置文件

  • SwitchA的配置文件

    #
sysname SwitchA
#
vlan batch 10 20
#
router id 10.1.1.1
#
interface Vlanif10
ip address 192.168.0.1 255.255.255.0 
#
interface Vlanif20
ip address 192.168.1.1 255.255.255.0
#
interface 10GE1/0/1
port link-type trunk
port trunk allow-pass vlan 10 
#
interface 10GE1/0/2
port link-type trunk
port trunk allow-pass vlan 20 
#
ospf 1
area 0.0.0.0
network 192.168.0.0 0.0.0.255
area 0.0.0.1
network 192.168.1.0 0.0.0.255
#
return

  • SwitchB的配置文件

    #
sysname SwitchB
#
vlan batch 10 30
#
router id 10.2.2.2
#
interface Vlanif10
ip address 192.168.0.2 255.255.255.0
#
interface Vlanif30
ip address 192.168.2.1 255.255.255.0
#
interface 10GE1/0/1
port link-type trunk
port trunk allow-pass vlan 10 
#
interface 10GE1/0/2
port link-type trunk
port trunk allow-pass vlan 30 
#
ospf 1
area 0.0.0.0
network 192.168.0.0 0.0.0.255
area 0.0.0.2
network 192.168.2.0 0.0.0.255
#
return

  • SwitchC的配置文件

    #
sysname SwitchC
#
vlan batch 20 40
#
router id 10.3.3.3
#
interface Vlanif20
ip address 192.168.1.2 255.255.255.0
#
interface Vlanif40
ip address 172.16.1.1 255.255.255.0
#
interface 10GE1/0/1
port link-type trunk
port trunk allow-pass vlan 20 
#
interface 10GE1/0/2
port link-type trunk
port trunk allow-pass vlan 40 
#
ospf 1
area 0.0.0.1
network 192.168.1.0 0.0.0.255
network 172.16.1.0 0.0.0.255
#
return

  • SwitchD的配置文件

    #
sysname SwitchD
#
vlan batch 30 50
#
router id 10.4.4.4
#
interface Vlanif30
ip address 192.168.2.2 255.255.255.0
#
interface Vlanif50
ip address 172.17.1.1 255.255.255.0
#
interface 10GE1/0/1
port link-type trunk
port trunk allow-pass vlan 30 
#
interface 10GE1/0/2
port link-type trunk
port trunk allow-pass vlan 50 
#
ospf 1
area 0.0.0.2
network 192.168.2.0 0.0.0.255
network 172.17.1.0 0.0.0.255
#
return

  • SwitchE的配置文件

    #
sysname SwitchE
#
vlan batch 40
#
router id 10.5.5.5
#
interface Vlanif40
ip address 172.16.1.2 255.255.255.0
#
interface 10GE1/0/1
port link-type trunk
port trunk allow-pass vlan 40 
#
ospf 1
area 0.0.0.1
network 172.16.1.0 0.0.0.255
#
return

  • SwitchF的配置文件

    #
sysname SwitchF
#
vlan batch 50
#
router id 10.6.6.6
#
interface Vlanif50
ip address 172.17.1.2 255.255.255.0
#
interface 10GE1/0/1
port link-type trunk
port trunk allow-pass vlan 50 
#
ospf 1
area 0.0.0.2
network 172.17.1.0 0.0.0.255
#
return

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