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MPLS experiment
2022-07-05 06:19:00 【i am okay】
One 、 Experimental topology and experimental requirements
Two 、 Experimental configuration
R1
interface GigabitEthernet0/0/0
ip address 192.168.2.1 255.255.255.0
interface LoopBack0
ip address 192.168.1.1 255.255.255.0
ip route-static 192.168.3.0 255.255.255.0 192.168.2.2
ip route-static 192.168.4.0 255.255.255.0 192.168.2.2
R2
ip vpn-instance a1
// establish VPN Space
ipv4-family
//DR value
route-distinguisher 2:2
vpn-target 2:2 export-extcommunity
//TR value
vpn-target 2:2 import-extcommunity
ip vpn-instance b1
ipv4-family
route-distinguisher 1:1
vpn-target 1:1 export-extcommunity
vpn-target 1:1 import-extcommunity
mpls lsr-id 2.2.2.2
// Appoint mplsid1 Number
mpls
// Turn on mpls
mpls ldp
interface GigabitEthernet0/0/0
ip address 23.1.1.1 255.255.255.0
mpls
// On the interface mpls
mpls ldp
interface GigabitEthernet0/0/1
ip binding vpn-instance b1
// To put VPN Bind the port first and then configure the address , Otherwise IP The address will appear in the common routing table
ip address 192.168.2.2 255.255.255.0
interface GigabitEthernet0/0/2
ip binding vpn-instance a1
ip address 192.168.2.2 255.255.255.0
interface LoopBack0
ip address 2.2.2.2 255.255.255.255
bgp 1
router-id 2.2.2.2
peer 4.4.4.4 as-number 1
peer 4.4.4.4 connect-interface LoopBack0
ipv4-family unicast
undo synchronization
peer 4.4.4.4 enable
ipv4-family vpnv4
policy vpn-target
peer 4.4.4.4 enable
ipv4-family vpn-instance a1
// stay bgp Import VPN a1 The routing
import-route rip 1
ipv4-family vpn-instance b1
import-route direct
// stay bgp towards VPN b1 Import static and direct routes , Can't write , Because handwriting bgp Can't label the second layer
import-route static
ospf 1 router-id 2.2.2.2
area 0.0.0.0
network 2.2.2.2 0.0.0.0
network 23.1.1.1 0.0.0.0
rip 1 vpn-instance a1
// by VPN Spatial dynamic routing protocol
undo summary
version 2
network 192.168.2.0
import-route bgp
ip route-static vpn-instance b1 192.168.1.0 255.255.255.0 192.168.2.1
R3
mpls lsr-id 3.3.3.3
mpls
mpls ldp
interface GigabitEthernet0/0/0
ip address 34.1.1.1 255.255.255.0
mpls
mpls ldp
interface GigabitEthernet0/0/1
ip address 23.1.1.2 255.255.255.0
mpls
mpls ldp
interface GigabitEthernet0/0/2
interface LoopBack0
ip address 3.3.3.3 255.255.255.255
ospf 1 router-id 3.3.3.3
area 0.0.0.0
network 3.3.3.3 0.0.0.0
network 23.1.1.2 0.0.0.0
network 34.1.1.1 0.0.0.0
R4
sysname R4
ip vpn-instance a1
ipv4-family
route-distinguisher 2:2
vpn-target 2:2 export-extcommunity
vpn-target 2:2 import-extcommunity
ip vpn-instance b1
ipv4-family
route-distinguisher 1:1
vpn-target 1:1 export-extcommunity
vpn-target 1:1 import-extcommunity
mpls lsr-id 4.4.4.4
mpls
mpls ldp
interface GigabitEthernet0/0/0
ip binding vpn-instance b1
ip address 192.168.3.2 255.255.255.0
interface GigabitEthernet0/0/1
ip address 34.1.1.2 255.255.255.0
mpls
mpls ldp
interface GigabitEthernet0/0/2
ip binding vpn-instance a1
ip address 192.168.3.2 255.255.255.0
interface GigabitEthernet4/0/0
ip address 47.1.1.1 255.255.255.0
interface NULL0
interface LoopBack0
ip address 4.4.4.4 255.255.255.255
bgp 1
router-id 4.4.4.4
peer 2.2.2.2 as-number 1
peer 2.2.2.2 connect-interface LoopBack0
ipv4-family unicast
undo synchronization
peer 2.2.2.2 enable
ipv4-family vpnv4
policy vpn-target
peer 2.2.2.2 enable
ipv4-family vpn-instance a1
import-route ospf 2
ipv4-family vpn-instance b1
import-route direct
import-route static
ospf 1 router-id 4.4.4.4
area 0.0.0.0
network 4.4.4.4 0.0.0.0
network 34.1.1.2 0.0.0.0
ospf 2 router-id 4.4.4.4 vpn-instance a1
import-route bgp
area 0.0.0.0
network 192.168.3.2 0.0.0.0
ip route-static vpn-instance a1 192.168.4.0 255.255.255.0 192.168.3.1
ip route-static vpn-instance b1 192.168.4.0 255.255.255.0 192.168.3.1
R5
interface GigabitEthernet0/0/1
ip address 192.168.3.1 255.255.255.0
interface LoopBack0
ip address 192.168.4.1 255.255.255.0
ip route-static 192.168.1.0 255.255.255.0 192.168.3.2
ip route-static 192.168.2.0 255.255.255.0 192.168.3.2
R6
interface GigabitEthernet0/0/0
ip address 192.168.2.1 255.255.255.0
interface LoopBack0
ip address 192.168.1.1 255.255.255.0
rip 1
undo summary
version 2
network 192.168.1.0
network 192.168.2.0
R7
interface GigabitEthernet0/0/0
ip address 192.168.3.1 255.255.255.0
interface GigabitEthernet0/0/1
ip address 47.1.1.2 255.255.255.0
interface GigabitEthernet0/0/2
interface LoopBack0
ip address 192.168.4.2 255.255.255.0
ospf 1 router-id 7.7.7.7
area 0.0.0.0
network 192.168.3.1 0.0.0.0
network 192.168.4.2 0.0.0.0
ip route-static 0.0.0.0 0.0.0.0 192.168.3.2
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