MPLS VPN和Internetr互联配置.docx
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MPLS VPN和Internetr互联配置.docx
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MPLSVPN和Internetr互联配置
MPLSVPN和Internet互联
1.网络拓扑:
2.配置文件:
CE1
version12.2
!
hostnameCE-1
!
ipsubnet-zero
!
interfaceLoopback0
ipaddress10.1.1.1255.255.255.255
!
interfaceLoopback2
ipaddress11.11.11.1255.255.255.0
!
interfaceSerial8/0
ipaddress192.168.10.1255.255.255.252
!
---TheinterfaceisconnectedtoPE1.
!
ipclassless
iproute0.0.0.00.0.0.0192.168.10.2
!
---ThisisthedefaultroutetorouteallpacketstoPE1.
!
PE1
version12.2
!
hostnamePE-1
!
ipsubnet-zero
!
ipvrfcustomer1
!
---ThisconfiguredVRFcustomer1.
rd100:
1
!
---ThisconfiguredtheroutedistiguisherforVRF.
route-targetexport1:
1
route-targetimport1:
1
!
---ThisconfiguredtheexportandimportpoliciesintoVRF.
!
ipcef
!
---ThisenabledCiscoExpressForwarding(CEF)switching.
!
interfaceLoopback0
ipaddress10.1.1.2255.255.255.255
!
interfaceEthernet0/0
!
---ItisconnectedtoProuter.
ipaddress10.10.23.2255.255.255.0
tag-switchingip
!
---MPLSswitchingisenabled.
!
interfaceSerial8/0
!
ConnectedtoCE-1
ipvrfforwardingcustomer1
!
---Routeforwardingbasedoncustomer1VRFisenabled.
ipaddress192.168.10.2255.255.255.252
!
routerospf1
log-adjacency-changes
redistributestaticsubnets
network0.0.0.0255.255.255.255area0
!
routerbgp100
nosynchronization
bgplog-neighbor-changes
neighbor10.1.1.4remote-as100
!
---NeighborrelationshipwithPE2isestablished.
neighbor10.1.1.4update-sourceLoopback0
neighbor10.1.1.4next-hop-self
noauto-summary
!
address-familyipv4vrfcustomer1
!
---Theaddress-familyconfigurationmodespecifiesIPv4unicast
!
---addressprefixesforcustomer1VRF.
noauto-summary
nosynchronization
network11.11.11.0mask255.255.255.0
!
---CE1network11.11.11.0/24toPE2isannounced.
network192.168.10.0mask255.255.255.252
exit-address-family
!
address-familyvpnv4
!
---Thisistheaddress-familyVPNV4configurationmodefor
!
---configuringBGPsessions.
neighbor10.1.1.4activate
neighbor10.1.1.4send-communityextended
noauto-summary
exit-address-family
!
ipclassless
iproute11.11.11.0255.255.255.0Serial8/0192.168.10.1
!
---Thestaticrouteintheglobalroutingtableispointingto
!
---theinterfaceconnectedtoCE1.
iproutevrfcustomer10.0.0.00.0.0.0192.168.67.1global
!
---Thestaticdefaultrouteundercustomer1VRF,routingpackets
!
---outsideof VPNtotheInternetgateway.
!
routes
iproutevrfcustomer111.11.11.0255.255.255.0192.168.10.1
!
---Thestaticroutefornetwork11.11.11.0/24(CE-1Network)under
!
---customer1VRFensuresthereachabilityofCE1networkfromthe
!
---otherVPNsites.
P
version12.2
!
hostnameP
!
ipsubnet-zero
!
ipcef
!
---CEFswitchingisenabled.
!
interfaceLoopback0
ipaddress10.1.1.3255.255.255.255
!
interfaceEthernet0/0
!
---ThisisconnectedtoPE1.
ipaddress10.10.23.3255.255.255.0
tag-switchingip
!
---MPLSswitchingisenabled.
!
interfaceEthernet1/0
!
---ThisisconnectedtoPE2.
ipaddress10.10.34.3255.255.255.0
tag-switchingip
!
interfaceEthernet2/0
!
---ThisisconnectedtotheInternetgateway.
ipaddress10.10.36.3255.255.255.0
tag-switchingip
!
routerospf1
log-adjacency-changes
network0.0.0.0255.255.255.255area0
IGW
version12.2
!
hostnameIGW
!
ipsubnet-zero
!
ipcef
!
---ThisenabledCEFswitching.
!
interfaceLoopback0
ipaddress10.1.1.6255.255.255.255
!
interfaceEthernet2/0
!
---ThisisconnectedtoProuter.
ipaddress10.10.36.6255.255.255.0
tag-switchingip
!
interfaceSerial8/0
!
---ThisisconnectedtoInternetR7.
ipaddress192.168.67.1255.255.255.252
!
routerospf1
log-adjacency-changes
network0.0.0.0255.255.255.255area0
!
routerbgp100
nosynchronization
bgplog-neighbor-changes
network11.11.11.0mask255.255.255.0
network22.22.22.0mask255.255.255.0
neighbor192.168.67.2remote-as200
noauto-summary
PE2
version12.2
!
hostnamePE-2
!
ipsubnet-zero
!
ipvrfcustomer1
!
---Customer1VRFisconfigured.
rd100:
1
!
---RouteDistinguisherforVRFisconfigured.
route-targetexport1:
1
route-targetimport1:
1
!
---Thisconfiguredtheimportandexportpoliciesforcustomer1
!
---VRF.
!
ipcef
!
---ThisenabledCEFswitching.
!
interfaceLoopback0
ipaddress10.1.1.4255.255.255.255
interfaceEthernet1/0
!
---ConnectedtoProuter.
ipaddress10.10.34.4255.255.255.0
tag-switchingip
!
---MPLSswitchingisenabled.
!
interfaceSerial9/0
!
---ConnectedtoCE2router.
ipvrfforwardingcustomer1
!
---ThisenablesVRFforwardingontheinterface.
ipaddress192.168.20.1255.255.255.252
!
routerospf1
log-adjacency-changes
redistributestaticsubnets
network0.0.0.0255.255.255.255area0
!
routerbgp100
nosynchronization
bgplog-neighbor-changes
neighbor10.1.1.2remote-as100
neighbor10.1.1.2update-sourceLoopback0
neighbor10.1.1.2next-hop-self
noauto-summary
!
address-familyipv4vrfcustomer1
!
---Thisistheaddress-familyIPv4configurationofcustomer1VRF.
noauto-summary
nosynchronization
network22.22.22.0mask255.255.255.0
!
---ThisannouncestheCE2networktoPE1.
exit-address-family
!
address-familyvpnv4
!
---Thisistheaddress-familyVPNV4configurationforBGPSessions
!
---withPE1.
neighbor10.1.1.2activate
neighbor10.1.1.2send-communityextended
noauto-summary
exit-address-family
!
ipclassless
iproute22.22.22.0255.255.255.0Serial9/0192.168.20.2
!
---Thisisthestaticroutefor network 22.22.22.0/24intheglobal
!
---routingtablepointingtotheinterfaceconnectedtoCE2.
iproutevrfcustomer10.0.0.00.0.0.0192.168.67.1global
!
---Thisisthestaticdefaultroute forcustomerVRF
!
---fordestinationsoutsidetheVPN.
iproutevrfcustomer122.22.22.0255.255.255.0192.168.20.2
!
---Thisisthestaticroutewithincustomer1VRFforCE2
!
---networkforVPNconnectivity.
CE2
version12.2
!
hostnameCE-2
!
ipsubnet-zero
!
interfaceLoopback0
ipaddress22.22.22.22255.255.255.0
!
interfaceSerial9/0
!
---ThisisconnectedtoPE2.
ipaddress192.168.20.2255.255.255.252
!
ipclassless
iproute0.0.0.00.0.0.0192.168.20.1
!
---ThisisthedefaultroutepointingtoPE2.
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