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UniNets MPLS LAB MANUAL
UniNets MPLS LAB MANUAL
MPLS
UNiNets
Multiprotocol label
Switching
MPLS LAB MANUAL
UniNets MPLS LAB MANUAL
UniNets MPLS LAB MANUAL
Lab: OSPF Routing – VPN
Topology:
Task1: Perform the basic Configuration to provide the reachability as per diagram.
SW1 Configuration
Conf t
Vlan 12
Vlan 23
Vlan 34
Vlan 45
interface Ethernet1/0
switchport access vlan 12
switchport mode access
duplex auto
interface Ethernet2/0
switchport access vlan 12
switchport mode access
duplex auto
interface Ethernet10/0
switchport trunk encapsulation dot1q
switchport mode trunk
duplex auto
UniNets MPLS LAB MANUAL
UniNets MPLS LAB MANUAL
interface Ethernet11/0
switchport trunk encapsulation dot1q
switchport mode trunk
duplex auto
interface Ethernet12/0
switchport trunk encapsulation dot1q
switchport mode trunk
duplex auto
interface Ethernet13/0
switchport trunk encapsulation dot1q
switchport mode trunk
interface Ethernet14/0
switchport trunk encapsulation dot1q
switchport mode trunk
duplex auto
interface Ethernet15/0
switchport trunk encapsulation dot1q
switchport mode trunk
duplex auto
SW2 Configuration
Conf t
Vlan 12
Vlan 23
Vlan 34
Vlan 45
interface Ethernet2/0
switchport access vlan 23
switchport mode access
duplex auto
!
interface Ethernet3/0
switchport access vlan 23
UniNets MPLS LAB MANUAL
UniNets MPLS LAB MANUAL
switchport mode access
duplex auto
!
interface Ethernet4/0
switchport access vlan 45
switchport mode access
duplex auto
interface Ethernet7/0
switchport trunk encapsulation dot1q
switchport mode trunk
duplex auto
!
interface Ethernet8/0
switchport trunk encapsulation dot1q
switchport mode trunk
duplex auto
!
interface Ethernet9/0
switchport trunk encapsulation dot1q
switchport mode trunk
duplex auto
interface Ethernet10/0
switchport trunk encapsulation dot1q
switchport mode trunk
duplex auto
!
interface Ethernet11/0
switchport trunk encapsulation dot1q
switchport mode trunk
duplex auto
!
interface Ethernet12/0
switchport trunk encapsulation dot1q
switchport mode trunk
duplex auto
SW3 Configuration
Conf t
Vlan 12
UniNets MPLS LAB MANUAL
UniNets MPLS LAB MANUAL
Vlan 23
Vlan 34
Vlan 45
interface Ethernet3/0
switchport access vlan 34
switchport mode access
duplex auto
!
interface Ethernet4/0
switchport access vlan 34
switchport mode access
duplex auto
!
interface Ethernet5/1
switchport access vlan 45
switchport mode access
duplex auto
interface Ethernet7/0
switchport trunk encapsulation dot1q
switchport mode trunk
duplex auto
!
interface Ethernet8/0
switchport trunk encapsulation dot1q
switchport mode trunk
duplex auto
!
interface Ethernet9/0
switchport trunk encapsulation dot1q
switchport mode trunk
duplex auto
interface Ethernet13/0
switchport trunk encapsulation dot1q
switchport mode trunk
duplex auto
!
interface Ethernet14/0
switchport trunk encapsulation dot1q
switchport mode trunk
duplex auto
!
UniNets MPLS LAB MANUAL
UniNets MPLS LAB MANUAL
interface Ethernet15/0
switchport trunk encapsulation dot1q
switchport mode trunk
duplex auto
R1 Configuration
interface Loopback0
ip address 1.1.1.1 255.255.255.0
!
interface Loopback1
ip address 192.168.1.1 255.255.255.0
!
interface Ethernet0/0
ip address 10.1.12.1 255.255.255.0
no shut
R2 Configuration
interface Loopback0
ip address 2.2.2.2 255.255.255.255
!
interface Ethernet0/0
ip address 10.1.12.2 255.255.255.0
no shut
!
interface Ethernet0/1
ip address 10.1.23.2 255.255.255.0
no shut
R3 Configuration
interface Loopback0
ip address 3.3.3.3 255.255.255.0
!
interface Ethernet0/0
ip address 10.1.23.3 255.255.255.0
no shut
!
interface Ethernet0/1
ip address 10.1.34.3 255.255.255.0
no shut
!
UniNets MPLS LAB MANUAL
UniNets MPLS LAB MANUAL
R4 Configuration
interface Loopback0
ip address 4.4.4.4 255.255.255.255
!
interface Ethernet0/0
ip address 10.1.34.4 255.255.255.0
no shut
!
interface Ethernet0/1
ip address 10.1.45.4 255.255.255.0
no shut
!
R5 Configuration
interface Loopback0
ip address 5.5.5.5 255.255.255.0
!
interface Ethernet0/1
ip address 10.1.45.5 255.255.255.0
no shut
!
interface Loopback1
ip address 192.168.5.1 255.255.255.0
!
Verification:
UniNets MPLS LAB MANUAL
UniNets MPLS LAB MANUAL
TASK 2: Configure OSPF area 0 on R2, R3, and R4 on the links connecting the routers to each
other and their L0 interface only.
R2 Configuration
router ospf 1
network 2.2.2.2 0.0.0.0 area 0
network 10.1.23.2 0.0.0.0 area 0
R3 Configuration
router ospf 1
network 3.3.3.3 0.0.0.0 area 0
network 10.1.23.3 0.0.0.0 area 0
network 10.1.34.3 0.0.0.0 area 0
R4 Configuration
router ospf 1
network 4.4.4.4 0.0.0.0 area 0
network 10.1.34.4 0.0.0.0 area 0
UniNets MPLS LAB MANUAL
UniNets MPLS LAB MANUAL
TASK3 Configure Label Distribution Protocol on Core Routers. Ensure that the LDP-ID is based
on the IP address assigned to the Loopback O interface of these router .
Configure Following label ranges on these routers
R2: 200 – 299
R3: 300 – 399
R4: 400- 499
On all Routers:
mpls label protocol ldp
mpls ldp router-id loopback0
R2 Configuration
int eth0/1
mpls ip
int eth0/1
mpls ip
UniNets MPLS LAB MANUAL
UniNets MPLS LAB MANUAL
mpls label range 200 299
R3 Configuration
int eth0/0
mpls ip
int eth0/1
mpls ip
mpls label range 300 399
R4 Configuration
int eth0/0
mpls ip
mpls label range 400 499
Once done Reload to take this Effect.
UniNets MPLS LAB MANUAL
UniNets MPLS LAB MANUAL
TASK4: Configure MP-BGP between R2 – R4 as they are RE routers and in AS 65001.Dont allow
BGP peers to share IPV4 routing information by –default. BGP Peering relationship will be
VPNV4.
R2 Configuration
router bgp 65001
bgp log-neighbor-changes
no bgp default ipv4-unicast
neighbor 4.4.4.4 remote-as 65001
neighbor 4.4.4.4 update-source Loopback0
!
address-family ipv4
exit-address-family
!
address-family vpnv4
UniNets MPLS LAB MANUAL
UniNets MPLS LAB MANUAL
neighbor 4.4.4.4 activate
neighbor 4.4.4.4 send-community both
neighbor 4.4.4.4 next-hop-self
exit-address-family
!
R4 Configuration
router bgp 65001
bgp log-neighbor-changes
no bgp default ipv4-unicast
neighbor 2.2.2.2 remote-as 65001
neighbor 2.2.2.2 update-source Loopback0
!
address-family ipv4
exit-address-family
!
address-family vpnv4
neighbor 2.2.2.2 activate
neighbor 2.2.2.2 send-community both
neighbor 2.2.2.2 next-hop-self
exit-address-family
TASK5: Configure following VRF Instance on following routers:
R2: VRF Name: UNI
RD: 1:10
RT: 1:100
R4: VRF name NET
RD: 1:20
RT: 1:100
UniNets MPLS LAB MANUAL
UniNets MPLS LAB MANUAL
R2 Configuration:
ip vrf UNI
rd 1:10
route-target export 1:100
route-target import 1:100
!
interface Ethernet0/0
ip vrf forwarding UNI
ip address 10.1.12.2 255.255.255.0
R4 Configuration:
ip vrf NET
rd 1:20
route-target export 1:100
route-target import 1:100
!
Interface Ethernet0/1
ip vrf forwarding NET
ip address 10.1.45.4 255.255.255.0
UniNets MPLS LAB MANUAL
UniNets MPLS LAB MANUAL
TASK6: Configure OSPF on R1 and R5 and its PE routers and advertise the OSPF VRF router to
MP-BGP
R1 Configuration
interface Loopback0
ip ospf network point-to-point
router ospf 1
network 1.1.1.1 0.0.0.0 area 0
network 10.1.12.1 0.0.0.0 area 0
R5 Configuration
interface Loopback0
ip ospf network point-to-point
router ospf 1
network 5.5.5.5 0.0.0.0 area 0
network 10.1.45.5 0.0.0.0 area 0
R2 Configuration
router ospf 2 vrf UNI
network 10.1.12.2 0.0.0.0 area 0
UniNets MPLS LAB MANUAL
UniNets MPLS LAB MANUAL
R4 Configuration
router ospf 2 vrf NET
network 10.1.45.4 0.0.0.0 area 0
UniNets MPLS LAB MANUAL
UniNets MPLS LAB MANUAL
R4 Configuration
router bgp 65001
address-family ipv4 vrf NET
redistribute ospf 2
exit-address-family
R2 Configuration
router bgp 65001
address-family ipv4 vrf UNI
redistribute ospf 2
exit-address-family
R4 Configuration
router ospf 2 vrf NET
redistribute bgp 65001 subnets
R2 Configuration
router ospf 2 vrf UNI
redistribute bgp 65001 subnets