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Cisco Systems MPC-273 manual

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Table of contents for the manual

  • Page 1

    MPC-273 Cisco IOS XR MPLS Configuration Guide OL-12284-01 Implementing MPLS VPNs over IP Tunnels on Cisco IOS XR Software The MPLS VPNs ov er IP T unnels feature l ets you deploy Layer 3 V irtual Pri v ate Network (L3VPN) services, ov er an IP core netw ork, using L2TPv3 multipoint t unneling instead of MPLS. Thi s allows L2TPv3 tunnels to be conf [...]

  • Page 2

    Implementing MPLS VPNs over IP Tun nels on Cisco IOS XR Software Prerequisites for Configuring MPLS VPNs over IP Tunnels MPC-274 Cisco IOS XR MPLS Configuration Guide OL-12284-01 Prerequisites for Configuring MPLS VPNs over IP Tunnels The follo wing prerequisites are required to implement MPLS VPNs ov er IP T unnels: • Y ou must be in a user grou[...]

  • Page 3

    Implementing MPLS VPN s over IP Tunnels on Cisco IOS XR Softwa re Information About MPLS VPNs over IP Tunnels MPC-275 Cisco IOS XR MPLS Configuration Guide OL-12284-01 Figur e 24 Basic MPLS VPN o ver IP T opology Advertising Tunnel Type and Tunnel Capabilities Between PE Routers—BGP Border Gate way Protoco l (BGP) is used to adv ertise the tunnel[...]

  • Page 4

    Implementing MPLS VPNs over IP Tun nels on Cisco IOS XR Software Information About MPLS VPNs over IP Tunnels MPC-276 Cisco IOS XR MPLS Configuration Guide OL-12284-01 Packet Validation Mechanism The MPLS VPNs ov er IP T unnels feature provides a simple mechanism to vali date recei ved pack ets from appropriate peers. The multipoint L2TP v3 tunnel h[...]

  • Page 5

    Implementing MPLS VPN s over IP Tunnels on Cisco IOS XR Softwa re How to Configure M PLS VPNs over IP Tunnels MPC-277 Cisco IOS XR MPLS Configuration Guide OL-12284-01 Inter-AS and CSC Support over IP Tunnels The L3VPN Inter-AS feature provides a method of in terconnecting VPNs between different VPN service provid ers. Inter -AS supports connec tin[...]

  • Page 6

    Implementing MPLS VPNs over IP Tun nels on Cisco IOS XR Software How to Configure MPLS VPNs over IP Tunnels MPC-278 Cisco IOS XR MPLS Configuration Guide OL-12284-01 9. export route-tar get [ 0-65535 . 0-6553 5 : 0-65535 | as-number:nn | ip-addr ess:nn ] 10. end or commit DETAILED ST EPS Command or Action Purpose Step 1 configure Example: RP/0/RP0/[...]

  • Page 7

    Implementing MPLS VPN s over IP Tunnels on Cisco IOS XR Softwa re How to Configure M PLS VPNs over IP Tunnels MPC-279 Cisco IOS XR MPLS Configuration Guide OL-12284-01 Configuring a Route-Policy Definition Perform this task to conf igure a route-polic y def inition for CE-PE EBGP . SUMMARY STEPS 1. conf igure 2. route-policy nam e pass 3. e nd poli[...]

  • Page 8

    Implementing MPLS VPNs over IP Tun nels on Cisco IOS XR Software How to Configure MPLS VPNs over IP Tunnels MPC-280 Cisco IOS XR MPLS Configuration Guide OL-12284-01 DETAILED ST EPS Configuring a Static Route Perform this task to add more than 4K static routes (Global/VRF). SUMMARY STEPS 1. conf igure 2. router static 3. maximum path ipv4 1-140000 [...]

  • Page 9

    Implementing MPLS VPN s over IP Tunnels on Cisco IOS XR Softwa re How to Configure M PLS VPNs over IP Tunnels MPC-281 Cisco IOS XR MPLS Configuration Guide OL-12284-01 Configuring an IPv4 Loopback Interface The follo wing task describes ho w to configure an IPv4 Loopback i nterface. SUMMARY STEPS 1. conf igure 2. interface type interface- id 3. ipv[...]

  • Page 10

    Implementing MPLS VPNs over IP Tun nels on Cisco IOS XR Software How to Configure MPLS VPNs over IP Tunnels MPC-282 Cisco IOS XR MPLS Configuration Guide OL-12284-01 DETAILED ST EPS Command or Action Purpose Step 1 configure Example: RP/0/RP0/CPU0:router# configure Enters global conf iguration mode. Step 2 interface type interface-id Example: RP/0/[...]

  • Page 11

    Implementing MPLS VPN s over IP Tunnels on Cisco IOS XR Softwa re How to Configure M PLS VPNs over IP Tunnels MPC-283 Cisco IOS XR MPLS Configuration Guide OL-12284-01 Configuring a CFI VRF Interface Perform this task to associate a VPN routing and forwarding (VRF) instance with an interface or a subinterface on the PE routers. SUMMARY STEPS 1. con[...]

  • Page 12

    Implementing MPLS VPNs over IP Tun nels on Cisco IOS XR Software How to Configure MPLS VPNs over IP Tunnels MPC-284 Cisco IOS XR MPLS Configuration Guide OL-12284-01 Configuring the Core Network T o conf igure the core network, refer to the pr ocedures documented in Implementing MPLS Layer 3 VPNs on Cisco IOS XR So ftwar e. The tasks are presented [...]

  • Page 13

    Implementing MPLS VPN s over IP Tunnels on Cisco IOS XR Softwa re How to Configure M PLS VPNs over IP Tunnels MPC-285 Cisco IOS XR MPLS Configuration Guide OL-12284-01 Configuring Inter-AS and CSC support over IP Tunnels These tasks describe ho w to confi gure Inter -AS and CSC support o ver IP tunnels: • Config uring the ASBRs to Exchange VPN-IP[...]

  • Page 14

    Implementing MPLS VPNs over IP Tun nels on Cisco IOS XR Software How to Configure MPLS VPNs over IP Tunnels MPC-286 Cisco IOS XR MPLS Configuration Guide OL-12284-01 DETAILED ST EPS Command or Action Purpose Step 1 configure Example: RP/0/0/CPU0:router# configure Enters global conf iguration mode. Step 2 router bgp autonomous-system-number Example:[...]

  • Page 15

    Implementing MPLS VPN s over IP Tunnels on Cisco IOS XR Softwa re How to Configure M PLS VPNs over IP Tunnels MPC-287 Cisco IOS XR MPLS Configuration Guide OL-12284-01 Step 9 route-policy route-policy-name { out } Example: RP/0/0/CPU0:router(config-bgp-nbr-af)# route-policy pass-all out Applies a routing poli cy to updat es that are sent from a BGP[...]

  • Page 16

    Implementing MPLS VPNs over IP Tun nels on Cisco IOS XR Software How to Configure MPLS VPNs over IP Tunnels MPC-288 Cisco IOS XR MPLS Configuration Guide OL-12284-01 Configuring the Backbone Carr ier Core for IP Tunnels Config uring the backbone carrier core requi res settin g up connecti vity and routing functions for the CSC core and the CSC-PE r[...]

  • Page 17

    Implementing MPLS VPN s over IP Tunnels on Cisco IOS XR Softwa re How to Configure M PLS VPNs over IP Tunnels MPC-289 Cisco IOS XR MPLS Configuration Guide OL-12284-01 4. address-family { ipv4 t unnel } 5. neighbor A.B.C.D 6. remote-as a s-number 7. update-source interface-type int erface-number 8. address-family { vpn v4 unicast } 9. address-famil[...]

  • Page 18

    Implementing MPLS VPNs over IP Tun nels on Cisco IOS XR Software How to Configure MPLS VPNs over IP Tunnels MPC-290 Cisco IOS XR MPLS Configuration Guide OL-12284-01 Step 5 neighbor A.B.C.D Example: RP/0/RP0/CPU0:router(config-bgp-af)# neighbor 10.10.10.0 RP/0/RP0/CPU0:router(config-bgp-nbr)# Configures the IP address for the BGP neighbor . Step 6 [...]

  • Page 19

    Implementing MPLS VPN s over IP Tunnels on Cisco IOS XR Softwa re How to Configure M PLS VPNs over IP Tunnels MPC-291 Cisco IOS XR MPLS Configuration Guide OL-12284-01 Step 13 allocate-label all Example: RP/0/RP0/CPU0:router(config-bgp-vrf-af)# allocate-label all Allocate labels for all local prefix es and prefix es recei ved with labels. Step 14 n[...]

  • Page 20

    Implementing MPLS VPNs over IP Tun nels on Cisco IOS XR Software How to Configure MPLS VPNs over IP Tunnels MPC-292 Cisco IOS XR MPLS Configuration Guide OL-12284-01 Verifying MPLS VPN over IP T o v erify the conf iguration of end-en d (PE-PE) MPLS VPN o ver IP pr ovisioning, u se the follo wing show commands: • show cef r ecursi ve-nextho p • [...]

  • Page 21

    Implementing MPLS VPN s over IP Tunnels on Cisco IOS XR Softwa re Configuration Examples for MP LS VPNs over IP Tunnels MPC-293 Cisco IOS XR MPLS Configuration Guide OL-12284-01 Configuration Examples for MPLS VPNs over IP Tunnels This section provides the follo wing examples: • Config uring an L2TPv3 T unnel: Example, page MPC-293 • Config uri[...]

  • Page 22

    Implementing MPLS VPNs over IP Tun nels on Cisco IOS XR Software Additional References MPC-294 Cisco IOS XR MPLS Configuration Guide OL-12284-01 Configuring a Static Route: Example The follo wing example sho ws how to conf igure a static route: configure router static maximum path ipv4 <1-140000> maximum path ipv6 <1-140000> end-policy [...]

  • Page 23

    Implementing MPLS VPN s over IP Tunnels on Cisco IOS XR Softwa re Additional References MPC-295 Cisco IOS XR MPLS Configuration Guide OL-12284-01 Standards MIBs RFCs MPLS LDP conf iguration: co nfigur ation concepts, task, and examples Implementing MPLS Label D istributio n Pr otocol on Ci sco IOS XR Software MPLS T raff ic Engineering Resource Res[...]

  • Page 24

    Implementing MPLS VPNs over IP Tun nels on Cisco IOS XR Software Additional References MPC-296 Cisco IOS XR MPLS Configuration Guide OL-12284-01 Technical Assistance Description Link The Cisco T echnical Support website contains thousands of pa ges of sear chable technical content, including lin ks to products, technologies, so lutions, technical t[...]