5.26作业

要求：

1、在MPLS VPN骨干网络中运行IGP协议，实现骨干网络路由互通  

2、在MPLS VPN骨干网络中激活MPLS、激活LDP，建立LDP对等体关系

3、在PE设备上创建VRF，并将部分接口划分到对应的VRF空间中，然后再CE-PE之间运行动态路由协议

4、在PE设备之间配置MP-BGP协议，建立MP-BGP对等体

5、在PE上进行路由引入，实现IPv4路由与VPNv4路由转换过程

IGP:

PE1

<PE1>system - view
[PE1]sysname PE1
[PE1]router - id 1.1.1.1
[PE1]ospf 1
[PE1 - ospf - 1]area 0
[PE1 - ospf - 1 - area - 0.0.0.0]network 10.1.12.0 0.0.0.255
[PE1 - ospf - 1 - area - 0.0.0.0]quit
[PE1 - ospf - 1]quit

P1

<P1>system - view
[P1]sysname P1
[P1]router - id 2.2.2.2
[P1]ospf 1
[P1 - ospf - 1]area 0
[P1 - ospf - 1 - area - 0.0.0.0]network 10.1.12.0 0.0.0.255
[P1 - ospf - 1 - area - 0.0.0.0]network 10.1.23.0 0.0.0.255
[P1 - ospf - 1 - area - 0.0.0.0]quit
[P1 - ospf - 1]quit

P2

<P2>system - view
[P2]sysname P2
[P2]router - id 3.3.3.3
[P2]ospf 1
[P2 - ospf - 1]area 0
[P2 - ospf - 1 - area - 0.0.0.0]network 10.1.23.0 0.0.0.255
[P2 - ospf - 1 - area - 0.0.0.0]network 10.1.34.0 0.0.0.255
[P2 - ospf - 1 - area - 0.0.0.0]quit
[P2 - ospf - 1]quit

PE2

<PE2>system - view
[PE2]sysname PE2
[PE2]router - id 4.4.4.4
[PE2]ospf 1
[PE2 - ospf - 1]area 0
[PE2 - ospf - 1 - area - 0.0.0.0]network 10.1.34.0 0.0.0.255
[PE2 - ospf - 1 - area - 0.0.0.0]quit
[PE2 - ospf - 1]quit

MPLS:

PE1

<PE1>system - view
[PE1]mpls
[PE1 - mpls]mpls ldp
[PE1 - mpls - ldp]quit
[PE1]interface GigabitEthernet0/0/0
[PE1 - GigabitEthernet0/0/0]mpls
[PE1 - GigabitEthernet0/0/0]mpls ldp
[PE1 - GigabitEthernet0/0/0]quit

P1

<P1>system - view
[P1]mpls
[P1 - mpls]mpls ldp
[P1 - mpls - ldp]quit
[P1]interface GigabitEthernet0/0/0
[P1 - GigabitEthernet0/0/0]mpls
[P1 - GigabitEthernet0/0/0]mpls ldp
[P1 - GigabitEthernet0/0/0]quit
[P1]interface GigabitEthernet0/0/1
[P1 - GigabitEthernet0/0/1]mpls
[P1 - GigabitEthernet0/0/1]mpls ldp
[P1 - GigabitEthernet0/0/1]quit

P2

<P2>system - view
[P2]mpls
[P2 - mpls]mpls ldp
[P2 - mpls - ldp]quit
[P2]interface GigabitEthernet0/0/0
[P2 - GigabitEthernet0/0/0]mpls
[P2 - GigabitEthernet0/0/0]mpls ldp
[P2 - GigabitEthernet0/0/0]quit
[P2]interface GigabitEthernet0/0/1
[P2 - GigabitEthernet0/0/1]mpls
[P2 - GigabitEthernet0/0/1]mpls ldp
[P2 - GigabitEthernet0/0/1]quit

PE2

<PE2>system - view
[PE2]mpls
[PE2 - mpls]mpls ldp
[PE2 - mpls - ldp]quit
[PE2]interface GigabitEthernet0/0/0
[PE2 - GigabitEthernet0/0/0]mpls
[PE2 - GigabitEthernet0/0/0]mpls ldp
[PE2 - GigabitEthernet0/0/0]quit

VRF

PE1

<PE1>system - view
[PE1]ip vpn - instance A
[PE1 - ip - vpn - instance - A]route - distinguisher 1:1
[PE1 - ip - vpn - instance - A]vpn - target 1:1 both
[PE1 - ip - vpn - instance - A]quit
[PE1]interface GigabitEthernet0/0/1
[PE1 - GigabitEthernet0/0/1]ip binding vpn - instance A
[PE1 - GigabitEthernet0/0/1]ip address 172.16.0.1 30
[PE1 - GigabitEthernet0/0/1]quit
[PE1]bgp 65451
[PE1 - bgp - 65451]router - id 1.1.1.1
[PE1 - bgp - 65451]peer 172.16.0.2 as - number 64512
[PE1 - bgp - 65451]ipv4 - unicast
[PE1 - bgp - 65451 - ipv4]undo synchronization
[PE1 - bgp - 65451 - ipv4]network 172.16.0.0 30
[PE1 - bgp - 65451 - ipv4]peer 172.16.0.2 enable
[PE1 - bgp - 65451 - ipv4]quit

<PE1>system - view
[PE1]ip vpn - instance B
[PE1 - ip - vpn - instance - B]route - distinguisher 2:2
[PE1 - ip - vpn - instance - B]vpn - target 2:2 both
[PE1 - ip - vpn - instance - B]quit
[PE1]interface GigabitEthernet0/0/2
[PE1 - GigabitEthernet0/0/2]ip binding vpn - instance B
[PE1 - GigabitEthernet0/0/2]ip address 192.168.0.1 30
[PE1 - GigabitEthernet0/0/2]quit
[PE1]bgp 65451
[PE1 - bgp - 65451]peer 192.168.0.2 as - number 64513
[PE1 - bgp - 65451]ipv4 - unicast
[PE1 - bgp - 65451 - ipv4]undo synchronization
[PE1 - bgp - 65451 - ipv4]network 192.168.0.0 30
[PE1 - bgp - 65451 - ipv4]peer 192.168.0.2 enable
[PE1 - bgp - 65451 - ipv4]quit

PE2

<PE2>system - view
[PE2]ip vpn - instance A
[PE2 - ip - vpn - instance - A]route - distinguisher 1:1
[PE2 - ip - vpn - instance - A]vpn - target 1:1 both
[PE2 - ip - vpn - instance - A]quit
[PE2]interface GigabitEthernet0/0/1
[PE2 - GigabitEthernet0/0/1]ip binding vpn - instance A
[PE2 - GigabitEthernet0/0/1]ip address 172.16.0.5 30
[PE2 - GigabitEthernet0/0/1]quit
[PE2]bgp 65452
[PE2 - bgp - 65452]router - id 4.4.4.4
[PE2 - bgp - 65452]peer 172.16.0.6 as - number 64512
[PE2 - bgp - 65452]ipv4 - unicast
[PE2 - bgp - 65452 - ipv4]undo synchronization
[PE2 - bgp - 65452 - ipv4]network 172.16.0.4 30
[PE2 - bgp - 65452 - ipv4]peer 172.16.0.6 enable
[PE2 - bgp - 65452 - ipv4]quit

<PE2>system - view
[PE2]ip vpn - instance B
[PE2 - ip - vpn - instance - B]route - distinguisher 2:2
[PE2 - ip - vpn - instance - B]vpn - target 2:2 both
[PE2 - ip - vpn - instance - B]quit
[PE2]interface GigabitEthernet0/0/2
[PE2 - GigabitEthernet0/0/2]ip binding vpn - instance B
[PE2 - GigabitEthernet0/0/2]ip address 192.168.0.5 30
[PE2 - GigabitEthernet0/0/2]quit
[PE2]bgp 65452
[PE2 - bgp - 65452]peer 192.168.0.6 as - number 64513
[PE2 - bgp - 65452]ipv4 - unicast
[PE2 - bgp - 65452 - ipv4]undo synchronization
[PE2 - bgp - 65452 - ipv4]network 192.168.0.4 30
[PE2 - bgp - 65452 - ipv4]peer 192.168.0.6 enable
[PE2 - bgp - 65452 - ipv4]quit

BGP

PE1

<PE1>system - view
[PE1]bgp 65451
[PE1 - bgp - 65451]router - id 1.1.1.1
[PE1 - bgp - 65451]peer 4.4.4.4 as - number 65452
[PE1 - bgp - 65451]address - family vpnv4
[PE1 - bgp - 65451 - vpnv4]peer 4.4.4.4 enable
[PE1 - bgp - 65451 - vpnv4]quit

PE2

<PE2>system - view
[PE2]bgp 65452
[PE2 - bgp - 65452]router - id 4.4.4.4
[PE2 - bgp - 65452]peer 1.1.1.1 as - number 65451
[PE2 - bgp - 65452]address - family vpnv4
[PE2 - bgp - 65452 - vpnv4]peer 1.1.1.1 enable
[PE2 - bgp - 65452 - vpnv4]quit

路由引入

<PE1>system - view
[PE1]bgp 65451
[PE1 - bgp - 65451]address - family ipv4
[PE1 - bgp - 65451 - ipv4]import - route ospf 1
[PE1 - bgp - 65451 - ipv4]quit
[PE1 - bgp - 65451]address - family vpnv4
[PE1 - bgp - 65451 - vpnv4]import - route bgp
[PE1 - bgp - 65451 - vpnv4]quit

<PE2>system - view
[PE2]bgp 65452
[PE2 - bgp - 65452]address - family ipv4
[PE2 - bgp - 65452 - ipv4]import - route ospf 1
[PE2 - bgp - 65452 - ipv4]quit
[PE2 - bgp - 65452]address - family vpnv4
[PE2 - bgp - 65452 - vpnv4]import - route bgp
[PE2 - bgp - 65452 - vpnv4]quit