Multiprotocol Protocol Label Switching

Eksempel på MPLS LER router. (Label Edge Router)

ip cef
!
ip vrf PB
 description Kunde: Pengebanken (PB) i Birksund (BKS) : PB-BKS
 rd 1100:1
 route-target export 1100:1
 route-target import 1100:1
!
ip vrf SF
 description Kunde: Steel Furniture i Birksund
 rd 1000:1
 route-target export 1000:1
 route-target import 1000:1
!
ip audit po max-events 100
mpls traffic-eng tunnels
!
interface Loopback0
 ip address 10.10.10.1 255.255.255.255
 ip router isis 
!
interface FastEthernet0/0
 description Forbindelse til 3550RDB1
 bandwidth 10000
 ip address 192.168.11.1 255.255.255.0
 ip router isis 
 speed 10
 full-duplex
 mpls label protocol ldp
 tag-switching ip
 no mop enabled
!
interface FastEthernet0/0.100
 description VLAN for Steel Furniture (SF) i Rodborg (RDB)
 bandwidth 2000
 encapsulation dot1Q 100
 ip vrf forwarding SF
 ip address 172.24.0.1 255.255.0.0
 no ip redirects
 no ip proxy-arp
 no snmp trap link-status
!
interface FastEthernet0/0.200
 description VLAN for Pengebanken (PB) i Rodborg (RDB) : PB-RDB
 bandwidth 2000
 encapsulation dot1Q 200
 ip vrf forwarding PB
 ip address 172.28.0.1 255.255.0.0
 no ip redirects
 no ip proxy-arp
 no snmp trap link-status
!
interface Serial0/0
 mtu 1508
 bandwidth 4000
 ip address 192.168.90.1 255.255.255.252
 ip router isis 
 mpls label protocol ldp
 mpls traffic-eng tunnels
 tag-switching ip
 ip rsvp bandwidth 4000 4000
!
router isis 
 net 49.0000.0101.3300.1111.00
 is-type level-2-only
 metric-style wide
 mpls traffic-eng router-id Loopback0
 mpls traffic-eng level-2
!
router bgp 65000
 bgp log-neighbor-changes
 neighbor 10.10.10.3 remote-as 65000
 neighbor 10.10.10.3 update-source Loopback0
 !
 address-family ipv4
 neighbor 10.10.10.3 activate
 no auto-summary
 no synchronization
 exit-address-family
 !
 address-family vpnv4
 neighbor 10.10.10.3 activate
 neighbor 10.10.10.3 send-community extended
 exit-address-family
 !
 address-family ipv4 vrf SF
 redistribute connected
 no auto-summary
 no synchronization
 exit-address-family
 !
 address-family ipv4 vrf PB
 redistribute connected
 no auto-summary
 no synchronization
 exit-address-family

Eksempel på LSR Router (Label Switch Router)

ip cef
!
mpls traffic-eng tunnels
!
interface Loopback0
 ip address 10.10.10.2 255.255.255.255
 ip router isis 
!
interface Serial0/0
 mtu 1508
 bandwidth 8000
 ip address 192.168.90.5 255.255.255.252
 ip nat inside
 ip router isis 
 mpls label protocol ldp
 mpls traffic-eng tunnels
 tag-switching ip
 fair-queue 64 256 79
 clock rate 8000000
!
interface Serial0/1
 mtu 1508
 bandwidth 8000
 ip address 192.168.90.2 255.255.255.252
 ip nat inside
 ip router isis 
 mpls label protocol ldp
 mpls traffic-eng tunnels
 tag-switching ip
 fair-queue 64 256 79
 clock rate 8000000
!
router isis 
 net 49.0000.0101.3300.2222.00
 is-type level-2-only
 metric-style wide
 mpls traffic-eng router-id Loopback0
 mpls traffic-eng level-2
 default-information originate
!