Difference between revisions of "MPLS"

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= Notater =
 
= Notater =
 
Når to routere laver en LDP session mellem naboer bruges højeste Loopback adresse. Derfor skal naboen kende denne adresse. Brug
 
Når to routere laver en LDP session mellem naboer bruges højeste Loopback adresse. Derfor skal naboen kende denne adresse. Brug
<source lang="cli>
+
<source lang="cli">
 
R3(config)#<input>mpls ldp router-id loopback 0</input>
 
R3(config)#<input>mpls ldp router-id loopback 0</input>
 
</source>
 
</source>

Revision as of 13:32, 11 June 2009

Multiprotocol Protocol Label Switching

Eksempel på MPLS LER router. (Label Edge Router)

<input>ip cef</input>
!
<input>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</input>
!
<input>ip vrf SF
 description Kunde: Steel Furniture i Birksund
 rd 1000:1
 route-target export 1000:1
 route-target import 1000:1</input>
!
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
 <input>mpls label protocol ldp
 tag-switching ip</input>
!
interface FastEthernet0/0.100
 description VLAN for Steel Furniture (SF) i Rodborg (RDB)
 bandwidth 2000
 encapsulation dot1Q 100
 <input>ip vrf forwarding SF</input>
 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
 <input>ip vrf forwarding PB</input>
 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 
 <input>mpls label protocol ldp
 tag-switching ip</input>
!
router isis 
 net 49.0000.0101.3300.1111.00
 is-type level-2-only
 metric-style wide
!
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
 !
 <input>address-family vpnv4
 neighbor 10.10.10.3 activate
 neighbor 10.10.10.3 send-community extended
 exit-address-family</input>
 !
 <input>address-family ipv4 vrf SF
 redistribute connected
 no auto-summary
 no synchronization
 exit-address-family</input>
 !
 <input>address-family ipv4 vrf PB
 redistribute connected
 no auto-summary
 no synchronization
 exit-address-family</input>

Eksempel på LSR Router (Label Switch Router)

<input>ip cef</input>
!
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 
 <input>mpls label protocol ldp
 tag-switching ip</input>
 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 
 <input>mpls label protocol ldp
 tag-switching ip</input>
 clock rate 8000000
!
router isis 
 net 49.0000.0101.3300.2222.00
 is-type level-2-only
 metric-style wide
 default-information originate
!

Notater

Når to routere laver en LDP session mellem naboer bruges højeste Loopback adresse. Derfor skal naboen kende denne adresse. Brug

R3(config)#<input>mpls ldp router-id loopback 0</input>

Learning materials

PDF-logo.pngIntroduktion til MPLS

PDF-logo.pngMPLS VPN QoS design

PDF-logo.pngCisco IOS MPLS konfiguration del 1

PDF-logo.pngCisco IOS MPLS konfiguration del 2

Links