MPLS test report

One 、 Experimental content

Two 、 Topology design

3、 ... and 、 The implementation of

1、 Unicom public network

（1）IP Configuration situation

R2

R3 

R4 

R7 

（2） Solve routing problems

        R2、R3、R4 Running between ospf Dynamic routing protocol ;R7 The default point is R4 , because R7 Belongs to the client , Therefore, it is necessary to R4 The corresponding interface is modified to silent interface

R2

 R3

 R4

 R7

[r7]ip route-static 0.0.0.0 0 47.1.1.1

test ：

 2、 To configure MPLS—LDP

R2

[r2]mpls lsr-id 2.2.2.2
[r2]mpls 
Info: Mpls starting, please wait... OK!
[r2-mpls]mpls ldp
[r2]int g 0/0/1
[r2-GigabitEthernet0/0/1]mpls
[r2-GigabitEthernet0/0/1]mpls ldp

R3

[r3]mpls lsr-id 3.3.3.3
[r3]mpls
[r3-mpls]mpls ldp
[r3-mpls-ldp]int g 0/0/0
[r3-GigabitEthernet0/0/0] mpls
[r3-GigabitEthernet0/0/0] mpls ldp
[r3-GigabitEthernet0/0/0]int g 0/0/1
[r3-GigabitEthernet0/0/1] mpls
[r3-GigabitEthernet0/0/1] mpls ldp

R4

[r4]mpls lsr-id 4.4.4.4
[r4] mpls
[r4-mpls] mpls ldp
[r4-mpls-ldp]int g 0/0/0
[r4-GigabitEthernet0/0/0] mpls
[r4-GigabitEthernet0/0/0] mpls ldp

test ：

3、 establish VPN Space and associate

R2

[r2]ip vpn-instance a1
[r2-vpn-instance-a1]ipv4-family 
[r2-vpn-instance-a1-af-ipv4]route-distinguisher 1:1  
[r2-vpn-instance-a1-af-ipv4]vpn-target 1:1
[r2-vpn-instance-a1-af-ipv4]q
[r2-vpn-instance-a1]q
[r2]ip vpn-instance b1
[r2-vpn-instance-b1]ipv4-family    
[r2-vpn-instance-b1-af-ipv4]route-distinguisher 2:2
[r2-vpn-instance-b1-af-ipv4]vpn-target 2:2

[r2-GigabitEthernet0/0/0]ip binding vpn-instance b1
Info: All IPv4 related configurations on this interface are removed!
Info: All IPv6 related configurations on this interface are removed!
[r2-GigabitEthernet0/0/0]ip add 192.168.2.1 24

[r2-GigabitEthernet0/0/0]int g 0/0/2
[r2-GigabitEthernet0/0/2]ip binding vpn-instance a1
[r2-GigabitEthernet0/0/2]ip add 192.168.2.1 24

R4

[r4]ip vpn-instance a2
[r4-vpn-instance-a2]ipv4-family     
[r4-vpn-instance-a2-af-ipv4]route-distinguisher 1:1 
[r4-vpn-instance-a2-af-ipv4]vpn-target 1:1
[r4-vpn-instance-a2-af-ipv4]q
[r4-vpn-instance-a2]q
[r4]ip vpn-instance b2
[r4-vpn-instance-b2]ipv4-family 
[r4-vpn-instance-b2-af-ipv4]route-distinguisher 2:2
[r4-vpn-instance-b2-af-ipv4]vpn-target 2:2

[r4-GigabitEthernet0/0/1]ip binding vpn-instance b2
Info: All IPv4 related configurations on this interface are removed!
Info: All IPv6 related configurations on this interface are removed!
[r4-GigabitEthernet0/0/1]ip add 192.168.3.1 24

[r4-GigabitEthernet0/0/1]int g 0/0/2
[r4-GigabitEthernet0/0/2]ip binding vpn-instance a2
Info: All IPv4 related configurations on this interface are removed!
Info: All IPv6 related configurations on this interface are removed!
[r4-GigabitEthernet0/0/2]ip add 192.168.3.1 24

4、 Application MPLS VPN Unicom A1、A2;B1、B2

（1）R1、R5、R6、R7 To configure IP Address

R1

R5 

R6 

 R7

（2）R2、R4 function BGP, resume EBGP Neighborhood

R2

[r2]bgp 1
[r2-bgp]router-id 2.2.2.2
[r2-bgp]peer 4.4.4.4 as-number 1
[r2-bgp]peer 4.4.4.4 connect-interface LoopBack 0

R4

[r4]bgp 1   
[r4-bgp]router-id 4.4.4.4
[r4-bgp]peer 2.2.2.2 as-number 1
[r4-bgp]peer 2.2.2.2 connect-interface LoopBack 0

（3） R2、R6 function rip;R4、R7 function ospf;R1、R2、R4、R5 Handwritten static routing

R6

[r6]rip 1
[r6-rip-1]ver 2
[r6-rip-1]net    
[r6-rip-1]network 192.168.1.0
[r6-rip-1]network 192.168.2.0

R2

[r2]rip 1 vpn-instance a1
[r2-rip-1]version 2
[r2-rip-1]network 192.168.2.0

R7

[r7]ospf 1 router-id 7.7.7.7
[r7-ospf-1]area 0
[r7-ospf-1-area-0.0.0.0]network 192.168.4.2 0.0.0.0 
[r7-ospf-1-area-0.0.0.0]network 192.168.3.2 0.0.0.0

R4

[r4]ospf 2 vpn-instance a2
[r4-ospf-2]area 0
[r4-ospf-2-area-0.0.0.0]network 192.168.3.1 0.0.0.0

R1：[r1]ip route-static 192.168.3.0 24 192.168.2.1
        [r1]ip route-static 192.168.4.0 24 192.168.2.1

R2：[r2]ip route-static vpn-instance b1 192.168.1.0 24 192.168.2.2

R5：[r5]ip route-static 192.168.1.0 24 192.168.3.1
        [r5]ip route-static 192.168.2.0 24 192.168.3.1

R4：[r4]ip route-static vpn-instance b2 192.168.4.0 24 192.168.3.2

（4） Conduct two-way republishing

R2

[r2]bgp 1
[r2-bgp]ipv4-family vpn-instance a1
[r2-bgp-a1]import-route rip 1
[r2-bgp-a1]q
[r2-bgp]ipv4 vpn-instance b1
[r2-bgp-b1]import-route static 
[r2-bgp-b1]import-route direct 

[r2]rip 1 vpn-instance a1 
[r2-rip-1]import-route bgp

R4

[r4]ospf 2 vpn-instance a2
[r4-ospf-2]import-route bgp
[r4-ospf-2]q
[r4]bgp 1
[r4-bgp]ipv4-family vpn-instance a2
[r4-bgp-a2]import-route ospf 2
[r4-bgp-a2]q
[r4-bgp]ipv4-family vpn-instance b2 
[r4-bgp-b2]import-route static 
[r4-bgp-b2]import-route direct 

（5） test

see bgp Of vpn Routing table in space

test R1 Is it possible ping through R5

see R6 Whether the routing table of is complete

  Try pingR7