R0106-HP MSR Router Series MPLS Configuration Guide(V7)

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b. Adds the export target attribute of the MPLS VPN on the service provider network to the
extended community attribute list.
c. Forwards the VPNv4 route.
• To implement exchange of sub-VPN routes between customer PEs and service provider PEs,
MP-EBGP peers must be established between provider PEs and provider CEs.
Figure 70 Network diagram
Table 19 Interface and IP assignment
Device Interface IP address
Device Interface IP address
CE 1 Loop0 2.2.2.9/32 CE 2 Loop0 5.5.5.9/32
POS2/1/0 10.1.1.2/24 POS2/1/0 21.1.1.2/24
POS2/1/1 11.1.1.1/24 POS2/1/1 20.1.1.1/24
CE 3 GE2/1/1 100.1.1.1/24 CE 4 GE2/1/1 120.1.1.1/24
CE 5 GE2/1/1 110.1.1.1/24 CE 6 GE2/1/1 130.1.1.1/24
PE 1 Loop0 3.3.3.9/32 PE 2 Loop0 4.4.4.9/32
POS2/1/0 11.1.1.2/24 POS2/1/0 30.1.1.2/24
POS2/1/1 30.1.1.1/24 POS2/1/1 21.1.1.1/24
PE 3 Loop0 1.1.1.9/32 PE 4 Loop0 6.6.6.9/32
GE2/1/1 100.1.1.2/24 GE2/1/1 120.1.1.2/24
GE2/1/2 110.1.1.2/24 GE2/1/2 130.1.1.2/24
POS2/1/1 10.1.1.1/24 POS2/1/1 20.1.1.2/24
Configuration procedure
1. Configure MPLS L3VPN on the service provider backbone. Enable IS-IS, enable LDP, and establish
an MP-IBGP peer relationship between PE 1 and PE 2:
# Configure PE 1.
<PE1> system-view
PE 1
CE 3
AS 65410
SUB_VPN 1
PE 2
Customer VPN
PE 3
CE 6
AS 65421
SUB_VPN 2
PE 4
POS2/1/1
POS2/1/0
Carrier VPN
Customer VPN
POS2/1/0
POS2/1/1
POS2/1/1
POS2/1/0
Loop0
Lo
op0
CE 1 CE 2
L
oo
p0
Loo
p0
Loo
p0
POS2/1/0
POS2/1/1
GE2/1/1
GE2/1/1 GE2/1/1
GE2/1/2
POS2/1/1
POS2/1/1
AS 100
AS 200
VPN 1
AS 200
VPN 1
CE 5
AS 65411
SUB_VPN 2
GE2/1/1
GE2/1/2
CE 4
AS 65420
SUB_VPN 1
GE2/1/1
GE2/1/1