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Configuring hovpn, Network requirements – H3C Technologies H3C S6800 Series Switches User Manual

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127.0.0.0/32 Direct 0 0 127.0.0.1 InLoop0

127.0.0.1/32 Direct 0 0 127.0.0.1 InLoop0

127.255.255.255/32 Direct 0 0 127.0.0.1 InLoop0

224.0.0.0/4 Direct 0 0 0.0.0.0 NULL0

224.0.0.0/24 Direct 0 0 0.0.0.0 NULL0

255.255.255.255/32 Direct 0 0 127.0.0.1 InLoop0

# Verify that the routing table contains the route to the remote sub-VPN on CE 5.

[CE5] display ip routing-table

Destinations : 13 Routes : 13

Destination/Mask Proto Pre Cost NextHop Interface

0.0.0.0/32 Direct 0 0 127.0.0.1 InLoop0

110.1.1.0/24 Direct 0 0 110.1.1.1 Vlan1

110.1.1.0/32 Direct 0 0 110.1.1.1 Vlan1

110.1.1.1/32 Direct 0 0 127.0.0.1 InLoop0

110.1.1.255/32 Direct 0 0 110.1.1.1 Vlan1

127.0.0.0/8 Direct 0 0 127.0.0.1 InLoop0

127.0.0.0/32 Direct 0 0 127.0.0.1 InLoop0

127.0.0.1/32 Direct 0 0 127.0.0.1 InLoop0

127.255.255.255/32 Direct 0 0 127.0.0.1 InLoop0

130.1.1.0/24 BGP 255 0 110.1.1.2 Vlan1

224.0.0.0/4 Direct 0 0 0.0.0.0 NULL0

224.0.0.0/24 Direct 0 0 0.0.0.0 NULL0

255.255.255.255/32 Direct 0 0 127.0.0.1 InLoop0

5.

Verify that CE 3 and CE 4 can ping each other. (Details not shown.)

6.

Verify that CE5 and CE 6 can ping each other. (Details not shown.)

7.

Verify that CE 3 and CE 6 cannot ping each other. (Details not shown.)

Configuring HoVPN

Network requirements

There are two levels of networks, the backbone and the MPLS VPN networks, as shown in

Figure 69

.

SPEs act as PEs to allow MPLS VPNs to access the backbone.

UPEs act as PEs of the MPLS VPNs to allow end users to access the VPNs.

Performance requirements for the UPEs are lower than those for the SPEs.

SPEs advertise routes permitted by the routing policies to UPEs, permitting CE 1 and CE 3 in VPN
1 to communicate with each other, and forbidding CE 2 and CE 4 in VPN 2 from communicating

with each other.