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华为设备配置双反射器优化虚拟专用网骨干层

2022-06-13 01:53:00 【Tony_long7483】

在这里插入图片描述

  1. 配置IP地址
    [PE1-LoopBack1]ip add 1.1.1.1 32
    [PE1-GigabitEthernet0/0/0]ip add 20.1.1.1 24
    [PE1-GigabitEthernet0/0/2]ip add 50.1.1.1 24
    [RR1-LoopBack1]ip add 2.2.2.2 32
    [RR1-GigabitEthernet0/0/0]ip add 30.1.1.2 24
    [RR1-GigabitEthernet0/0/1]ip add 20.1.1.2 24
    [RR1-GigabitEthernet0/0/2]ip add 60.1.1.2 24
    [RR2-LoopBack1]ip add 3.3.3.3 32
    [RR2-GigabitEthernet0/0/0]ip add 30.1.1.3 24
    [RR2-GigabitEthernet0/0/1]ip add 40.1.1.3 24
    [RR2-GigabitEthernet0/0/2]ip add 50.1.1.3 24
    [PE2-LoopBack1]ip add 4.4.4.4 32
    [PE2-GigabitEthernet0/0/0]ip add 40.1.1.4 24
    [PE2-GigabitEthernet0/0/2]ip add 60.1.1.4 24
    [CE1-GigabitEthernet0/0/0]ip add 10.1.1.5 24
    [CE2-GigabitEthernet0/0/0]ip add 10.2.1.6 24

  2. 在MPLS骨干网配置IGP，实现骨干网的IP连通性
    [PE1]ospf 1
    [PE1-ospf-1]area 0
    [PE1-ospf-1-area-0.0.0.0]network 1.1.1.1 0.0.0.0
    [PE1-ospf-1-area-0.0.0.0]network 20.1.1.0 0.0.0.255
    [PE1-ospf-1-area-0.0.0.0]network 50.1.1.0 0.0.0.255
    [RR1]ospf 1
    [RR1-ospf-1]area 0
    [RR1-ospf-1-area-0.0.0.0]network 2.2.2.2 0.0.0.0
    [RR1-ospf-1-area-0.0.0.0]network 30.1.1.0 0.0.0.255
    [RR1-ospf-1-area-0.0.0.0]network 60.1.1.0 0.0.0.255
    [RR1-ospf-1-area-0.0.0.0]network 20.1.1.0 0.0.0.255
    [RR2]ospf 1
    [RR2-ospf-1]area 0
    [RR2-ospf-1-area-0.0.0.0]network 3.3.3.3 0.0.0.0
    [RR2-ospf-1-area-0.0.0.0]network 40.1.1.0 0.0.0.255
    [RR2-ospf-1-area-0.0.0.0]network 50.1.1.0 0.0.0.255
    [RR2-ospf-1-area-0.0.0.0]network 30.1.1.0 0.0.0.255
    [PE2]ospf 1
    [PE2-ospf-1]area 0
    [PE2-ospf-1-area-0.0.0.0]network 4.4.4.4 0.0.0.0
    [PE2-ospf-1-area-0.0.0.0]network 40.1.1.0 0.0.0.255
    [PE2-ospf-1-area-0.0.0.0]network 60.1.1.0 0.0.0.255

  3. 在MPLS骨干网上配置MPLS基本能力和MPLS LDP，建立LDP LSP
    [PE1]mpls lsr-id 1.1.1.1
    [PE1]mpls
    [PE1]mpls ldp
    [PE1-GigabitEthernet0/0/0]mpls
    [PE1-GigabitEthernet0/0/0]mpls ldp
    [PE1-GigabitEthernet0/0/2]mpls
    [PE1-GigabitEthernet0/0/2]mpls ldp
    [RR1]mpls lsr-id 2.2.2.2
    [RR1]mpls
    [RR1]mpls ldp
    [RR1-GigabitEthernet0/0/0]mpls
    [RR1-GigabitEthernet0/0/0]mpls ldp
    [RR1-GigabitEthernet0/0/1]mpls
    [RR1-GigabitEthernet0/0/1]mpls ldp
    [RR1-GigabitEthernet0/0/2]mpls
    [RR1-GigabitEthernet0/0/2]mpls ldp
    [RR2]mpls lsr-id 3.3.3.3
    [RR2]mpls
    [RR2]mpls ldp
    [RR2-GigabitEthernet0/0/0]mpls
    [RR2-GigabitEthernet0/0/0]mpls ldp
    [RR2-GigabitEthernet0/0/1]mpls
    [RR2-GigabitEthernet0/0/1]mpls ldp
    [RR2-GigabitEthernet0/0/2]mpls
    [RR2-GigabitEthernet0/0/2]mpls ldp
    [PE2]mpls lsr-id 4.4.4.4
    [PE2]mpls
    [PE2]mpls ldp
    [PE2-GigabitEthernet0/0/0]mpls
    [PE2-GigabitEthernet0/0/0]mpls ldp
    [PE2-GigabitEthernet0/0/2]mpls
    [PE2-GigabitEthernet0/0/2]mpls ldp
    在这里插入图片描述

  4. 在PE设备上配置VPN实例
    [PE1]ip vpn-instance vpn1
    [PE1-vpn-instance-vpn1]ipv4-family
    [PE1-vpn-instance-vpn1-af-ipv4]route-distinguisher 100:1
    [PE1-vpn-instance-vpn1-af-ipv4]vpn-target 1:1
    [PE1-GigabitEthernet0/0/1]ip binding vpn-instance vpn1
    [PE1-GigabitEthernet0/0/1]ip add 10.1.1.1 24
    [PE2]ip vpn-instance vpn1
    [PE2-vpn-instance-vpn1]ipv4-family
    [PE2-vpn-instance-vpn1-af-ipv4]route-distinguisher 100:2
    [PE2-vpn-instance-vpn1-af-ipv4]vpn-target 1:1
    [PE2-GigabitEthernet0/0/1]ip binding vpn-instance vpn1
    [PE2-GigabitEthernet0/0/1]ip add 10.2.1.4 24

  5. 在PE与CE之间建立EBGP对等体关系，引入VPN路由
    [CE1]bgp 65410
    [CE1-bgp]peer 10.1.1.1 as-number 100
    [PE1]bgp 100
    [PE1-bgp]ipv4-family vpn-instance vpn1
    [PE1-bgp-vpn1]peer 10.1.1.5 as-number 65410
    [PE1-bgp-vpn1]import-route direct
    [CE2]bgp 65420
    [CE2-bgp]peer 10.2.1.4 as-number 100
    [PE2]bgp 100
    [PE2-bgp]ipv4-family vpn-instance vpn1
    [PE2-bgp-vpn1]peer 10.2.1.6 as-number 65420
    [PE2-bgp-vpn1]import-route direct

  6. 建立PE与反射器间的MP-IBGP对等体关系
    [PE1]bgp 100
    [PE1-bgp]peer 2.2.2.2 as-number 100
    [PE1-bgp]peer 2.2.2.2 connect-interface LoopBack 1
    [PE1-bgp]peer 3.3.3.3 as-number 100
    [PE1-bgp]peer 3.3.3.3 connect-interface LoopBack 1
    [PE1-bgp]ipv4-family vpnv4
    [PE1-bgp-af-vpnv4]peer 2.2.2.2 enable
    [PE1-bgp-af-vpnv4]peer 3.3.3.3 enable
    [RR1]bgp 100
    [RR1-bgp]group rr1 internal
    [RR1-bgp]peer rr1 connect-interface LoopBack 1
    [RR1-bgp]peer 1.1.1.1 group rr1
    [RR1-bgp]peer 3.3.3.3 group rr1
    [RR1-bgp]peer 4.4.4.4 group rr1
    [RR1-bgp]ipv4-family vpnv4
    [RR1-bgp-af-vpnv4]peer rr1 enable
    [RR1-bgp-af-vpnv4]peer 1.1.1.1 group rr1
    [RR1-bgp-af-vpnv4]peer 3.3.3.3 group rr1
    [RR1-bgp-af-vpnv4]peer 4.4.4.4 group rr1
    [RR2]bgp 100
    [RR2-bgp]group rr2 internal
    [RR2-bgp]peer rr2 connect-interface LoopBack 1
    [RR2-bgp]peer 1.1.1.1 group rr2
    [RR2-bgp]peer 2.2.2.2 group rr2
    [RR2-bgp]peer 4.4.4.4 group rr2
    [RR2-bgp]ipv4-family vpnv4
    [RR2-bgp-af-vpnv4]peer rr2 enable
    [RR2-bgp-af-vpnv4]peer 1.1.1.1 group rr2
    [RR2-bgp-af-vpnv4]peer 2.2.2.2 group rr2
    [RR2-bgp-af-vpnv4]peer 4.4.4.4 group rr2
    [PE2]bgp 100
    [PE2-bgp]peer 2.2.2.2 as-number 100
    [PE2-bgp]peer 2.2.2.2 connect-interface LoopBack 1
    [PE2-bgp]peer 3.3.3.3 as-number 100
    [PE2-bgp]peer 3.3.3.3 connect-interface LoopBack 1
    [PE2-bgp]ipv4-family vpnv4
    [PE2-bgp-af-vpnv4]peer 3.3.3.3 enable
    [PE2-bgp-af-vpnv4]peer 2.2.2.2 enable
    在这里插入图片描述

  7. 在RR1和RR2上配置反射功能
    [RR1]bgp 100
    [RR1-bgp]ipv4-family vpnv4
    [RR1-bgp-af-vpnv4]reflector cluster-id 100
    [RR1-bgp-af-vpnv4]peer rr1 reflect-client
    [RR1-bgp-af-vpnv4]undo policy vpn-target
    [RR2]bgp 100
    [RR2-bgp]ipv4-family vpnv4
    [RR2-bgp-af-vpnv4]reflector cluster-id 100
    [RR2-bgp-af-vpnv4]peer rr2 reflect-client
    [RR2-bgp-af-vpnv4]undo policy vpn-target
    8．检验配置
    在这里插入图片描述

发现有到远端CE的路由

在这里插入图片描述

原网站

版权声明
本文为[Tony_long7483]所创，转载请带上原文链接，感谢
https://blog.csdn.net/Tony_long7483/article/details/125252107

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