OcNOS-SP : Multi-Protocol Label Switching Guide : Multi-Protocol Label Switching Configuration Guide : 6PE Configuration : Configuration
Configuration
CE1
 
#configure terminal
Enter configure mode
(config)#interface lo
Enter interface mode
(config-if)#ip address 44.44.44.44/32 secondary
Assign the IPv4 address
(config-if)#exit
Exit interface mode
(config)#interface xe1
Enter interface mode.
(config-if)#ipv6 address 2001::2/64
Assign the IPv6 address.
(config-if)#exit
Exit interface mode.
(config)#router bgp 200
Enter router BGP mode.
(config-router)#bgp router-id 44.44.44.44
Assign router ID
(config-router)#neighbor 2001::1 remote-as 100
Configure 6PE1 as an eBGP4+ neighbor.
(config-router)#address-family ipv6 unicast
Enter Address-Family IPv6 unicast mode
(config-router-af)#redistribute static
Redistribute static routes
(config-router-af)#neighbor 2001::1 activate
Activate the neighbor in the IPv6 address family
(config-router-af)#exit
Exit address family
(config-router)#ipv6 route 2ffe::/64 xe1
Configure IPV6 static route
(config-router)#commit
Commit the transaction
CE2
 
#configure terminal
Enter configure mode
(config)#interface lo
Enter interface mode
(config-if)#ip address 66.66.66.66/32 secondary
Assign the IPv4 address
(config-if)#exit
Exit interface mode
(config)#interface xe1
Enter Interface mode
(config-if)#ipv6 address 3002::2/64
Assign IPv6 address
(config-if)#exit
Exit interface mode
(config)#router bgp 300
Enter BGP configure mode
(config-router)#bgp router-id 66.66.66.66
Assign router ID
(config-router)#neighbor 3002::1 remote-as 100
Configure 6PE2 as an eBGP4+ neighbor.
(config-router)#address-family ipv6 unicast
Enter Address-Family IPv6 unicast mode
(config-router-af)#redistribute static
Redistribute static routes
(config-router-af)#neighbor 3002::1 activate
Activate the neighbor in the IPv6 address family.
(config-router-af)#exit
Exit address family
(config-router)#ipv6 route 3ffe::/64 xe1
Configure IPV6 static route
(config-router)#commit
Commit the transaction
PE1
 
#configure terminal
Enter configure mode
(config)#interface xe1
Enter Interface mode
(config-if)#ipv6 address 2001::1/64
Assign IPv6 address
(config-if)#exit
Exit interface mode
(config)#interface lo
Enter Interface mode
(config-if)#ip address 1.1.1.1/32 secondary
Assign the IP address to loopback interface
(config-if)#exit
Exit interface mode.
(config)#router ldp
Enter router ldp mode.
(config-router)#router-id 1.1.1.1
Configure router-id
(config-router)#explicit-null
Configure explicit-null.
(config-router)#router-id 1.1.1.1
Configure router-id
(config-router)#transport-address ipv4 1.1.1.1
Configure transport address as loopback address
(config-router)#targeted-peer ipv4 3.3.3.3
Configure targeted peer
config-router-targeted-peer)#exit
Exit router targeted mode
(config-router)#exit
Exit LDP mode
(config)#interface xe2
Enter Interface mode
(config-if)#ip address 20.1.1.1/24
Assign IPv4 address
(config-if)#label-switching
Enable label switching in interface.
(config-if)#enable-ldp ipv4
Enable ldp in interface.
(config-if)#exit
Exit interface mode
(config)#router ospf
Enter router ospf mode.
(config-router)#ospf router-id 1.1.1.1
Configure ospf router id same as loopback ip address.
(config-router)#network 1.1.1.1/32 area 0
(config-router)#network 20.1.1.0/24 area 0
Define the network on which OSPF runs and associate area id.
(config-router)#exit
Exit from router ospf mode.
(config)#mpls label mode 6pe per-prefix
Change label mode to per-prefix, default is per VRF
(config)#router bgp 100
Enter BGP Configure mode.
(config-router)#bgp router-id 1.1.1.1
Configure BGP router-id
(config-router)#neighbor 3.3.3.3 remote-as 100
Configure 6PE2 as an iBGP peer.
(config-router)#neighbor 3.3.3.3 update-source lo
Update the source as loopback for iBGP peering with the remote 6PE router.
(config-router)#neighbor 2001::2 remote-as 200
Configure CE1 as eBGP peer
(config-router)#address-family ipv4 unicast
Enter address family mode
(config-router-af)#neighbor 3.3.3.3 activate
Activate neighbor
(config-router-af)#exit
Exit address family mode
(config-router)#address-family ipv6 labeled- unicast
Enter IPv6 labeled-unicast Address Family mode.
(config-router-af)#neighbor 3.3.3.3 activate
Activate the 6PE neighbor
(config-router-af)#exit-address-family
Exit IPv6 LU Address Family mode.
(config-router)#address-family ipv6 unicast
Enter the IPv6 address family
(config-router-af)#neighbor 2001::2 activate
Activate CE inside IPv6 address family
(config-router-af)#redistribute connected
Redistribute the connected routes
(config-router-af)#exit
Exit IPv6 Address Family mode.
(config-router)#commit
Commit the transaction.
P1
 
#configure terminal
Enter configure mode.
(config)#interface lo
Enter interface mode
(config-if)#ip address 2.2.2.2/32 secondary
Assign the IP address to loopback interface
(config-if)#exit
Exit interface mode
(config)#router ldp
Enter router ldp mode.
(config-router)#router-id 2.2.2.2
Configure router-id
(config-router)#transport-address ipv4 2.2.2.2
Configure transport address as loopback address
(config-router)#exit
Exit router ldp mode.
(config)#router ospf
Enter router ospf mode.
(config-router)#ospf router-id 2.2.2.2
Configure ospf router id same as loopback ip address.
(config-router)#network 2.2.2.2/32 area 0
(config-router)#network 20.1.1.2/24 area 0
(config-router)#network 30.1.1.1/24 area 0
Define the network on which OSPF runs and associate area id.
(config-router)#exit
Exit from router ospf mode.
(config)#interface xe2
Enter Interface mode
(config-if)#ip address 30.1.1.1/24
Assign IPv4 address
(config-if)#label-switching
Enable label switching in interface.
(config-if)#enable-ldp ipv4
Enable ldp in interface.
(config-if)#exit
Exit interface mode
(config)#interface xe1
Enter Interface mode
(config-if)#ip address 20.1.1.2/24
Assign IPv4 address
(config-if)#label-switching
Enable label switching in interface.
(config-if)#enable-ldp ipv4
Enable ldp in interface.
(config-if)#commit
Commit the transaction.
PE2
 
#configure terminal
Enter configure mode
(config)#interface xe2
Enter Interface mode
(config-if)#ipv6 address 3002::1/64
Assign IPv6 address
(config-if)#exit
Exit interface mode
(config)#interface lo
Enter Interface mode
(config-if)#ip address 3.3.3.3/32 secondary
Assign the IP address to loopback interface
(config-if)#exit
Exit interface mode.
(config)#router ldp
Enter router ldp mode.
(config-router)#router-id 3.3.3.3
Configure router-id
(config-router)#transport-address ipv4 3.3.3.3
Configure transport address as loopback address
(config-router)#targeted-peer ipv4 1.1.1.1
Configure targeted peer
(config-router-targeted-peer)#exit
Exit-targeted-peer-mode
(config-router)#explicit-null
Configure explicit-null.
(config-router)#exit
Exit LDP mode
(config)#interface xe1
Enter Interface mode
(config-if)#ip address 30.1.1.2/24
Assign IPv4 address
(config-if)#label-switching
Enable label switching in interface.
(config-if)#enable-ldp ipv4
Enable ldp in interface.
(config-if)#exit
Exit interface mode
(config)#mpls label mode 6pe per-prefix
Change label mode to per-prefix, default is per VRF
(config)#router bgp 100
Enter router BGP mode.
(config-router)#bgp router-id 3.3.3.3
Configure BGP router id
(config-router)#neighbor 1.1.1.1 remote-as 100
Configure 6VPE2 as an iBGP peer.
(config-router)#neighbor 1.1.1.1 update-source lo
Update the source as loopback for iBGP peering with the remote 6VPE router.
(config-router)#address-family ipv4 unicast
Enter address family mode
(config-router-af)#neighbor 1.1.1.1 activate
Activate neighbor
(config-router-af)#exit
Exit address family mode
(config-router)#neighbor 3002::2 remote-as 300
Configure CE1 as eBGP peer
(config-router)#address-family ipv6 labeled- unicast
Enter IPv6 labeled-unicast Address Family mode.
(config-router-af)#neighbor 1.1.1.1 activate
Activate the 6PE neighbor
(config-router-af)#exit-address-family
Exit IPv6 LU Address Family mode.
(config-router)#address-family ipv6 unicast
Enter the IPv6 address family
(config-router-af)#neighbor 3002::2 activate
Activate CE inside IPv6 address family
(config-router-af)#redistribute connected
Redistribute the connected routes
(config-router-af)#exit-address-family
Exit IPv6 Address Family mode.
(config-router)#exit
Exit Router mode.
(config)#router ospf
Enter OSPF router mode
(config-router)#network 3.3.3.3/32 area 0
Enable OSPF with specified area ID on interfaces with IP address that matches the specified network address
(config-router)#network 30.1.1.0/24 area 0
Enable OSPF with specified area ID on interfaces with IP address that matches the specified network address
(config-router)#commit
Commit the transaction
Last modified date: 10/17/2023