H3C Technologies H3C SR8800 - Manual (Page 299)

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Figure 75 Network diagram
Device Interface IP address Device Interface IP address
PE 1 Loop0 1.1.1.9/32 PE 2 Loop0 3.3.3.9/32
GE3/1/1 10.1.1.2/24 GE3/1/1 10.3.1.2/24
GE3/1/2 10.2.1.2/24 GE3/1/2 10.4.1.2/24
POS5/1/1 172.1.1.1/24 POS5/1/1 172.2.1.2/24
CE 1 Loop0 4.4.4.9/32 P Loop0 2.2.2.9/32
GE3/1/1 10.1.1.1/24 POS5/1/1 172.1.1.2/24
CE 2 Loop0 5.5.5.9/32 POS5/1/2 172.2.1.1/24
GE3/1/1 10.2.1.1/24 CE 4 Loop0 7.7.7.9/32
CE 3 Loop0 6.6.6.9/32 GE3/1/1 10.4.1.1/24
GE3/1/1 10.3.1.1/24
Configuration procedure
1. Configure an IGP on the MPLS backbone to ensure IP connectivity within the backbone.
# Configure PE 1.
system-view
[PE1] interface loopback 0
[PE1-LoopBack0] ip address 1.1.1.9 32
[PE1-LoopBack0] quit
[PE1] interface pos 5/1/1
[PE1-POS5/1/1] ip address 172.1.1.1 24
[PE1-POS5/1/1] quit
[PE1] ospf
[PE1-ospf-1] area 0
[PE1-ospf-1-area-0.0.0.0] network 172.1.1.0 0.0.0.255
[PE1-ospf-1-area-0.0.0.0] network 1.1.1.9 0.0.0.0
[PE1-ospf-1-area-0.0.0.0] quit
[PE1-ospf-1] quit
# Configure the P router.
CE 1
Loop0
Loop0 Loop0
PE 1 PE 2
GE3/1/1
GE3/1/1
GE3/1/2
GE3/1/1
POS5/1/1
GE3/1/1
GE3/1/2
GE3/1/1
GE3/1/1
CE 3
CE 2
CE 4
POS5/1/1 POS5/1/2
POS5/1/1
VPN 1 VPN 1
VPN 2 VPN 2
MPLS backbone
AS 100 AS 100
AS 100 AS 100
P
Loop0
Loop0 Loop0
Loop0