Figure 104: Bgp Session Between Ce Router And Parent Vr - Juniper JUNOSE SOFTWARE FOR E SERIES 11.0.X - BGP AND MPLS CONFIGURATION GUIDE 2009-12-30 Configuration Manual

JUNOSe 11.0.x BGP and MPLS Configuration Guide
interface in the parent VR that is used for BGP peering with the CE router. To achieve
this configuration, you must do both of the following:
1.
2.

Figure 104: BGP Session Between CE Router and Parent VR

The following commands configure a shared IP interface in the parent VR and point
a static route for the loopback in the CE router to it:
The following commands make the loopback in the parent VR reachable from the
VRF by means of a global import map:
The following commands create a BGP session between the CE router and the parent
VR.
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Providing Internet Access to and from VPNs
In the parent VR, create a shared IP interface for the PE-CE interface and point
a static route to the loopback of the CE router to the shared interface.
Use a global import map in the VRF to import into the VRF the route to the
loopback interface in the parent VR.
host1(config)#virtual-router pe1
host1:pe1(config)#interface ip ce1-cust
host1:pe1(config-if)#ip share-interface atm2/0.1
host1:pe1(config-if)#ip address 10.1.1.3 255.255.255.255
host1:pe1(config-if)#exit
host1:pe1(config)#ip route 10.4.4.4 255.255.255.255 ip ce1-cust
host1(config)#virtual-router pe1
host1:pe1(config)#prefix-list VRloop permit 10.2.2.2/32
host1:pe1(config)#route-map globimaploop
host1:pe1(config-route-map)#match ip address prefix-list VRloop
host1:pe1(config-route-map)#exit
host1:pe1(config)#ip vrf pe11
host1:pe1(config-vrf)#rd 100:1
host1:pe1(config-vrf)#route-target both 100:1
host1:pe1(config-vrf)#global import map globimaploop