Example For Configuring The Ce To Access A Vpn Through A Gre Tunnel Of The Public Network - Huawei Quidway S9300 Configuration Manual

2 GRE Configuration
2.7.3 Example for Configuring the CE to Access a VPN Through a
GRE Tunnel of the Public Network
Networking Requirements
As shown in
l
l
l
l
CE1 and CE2 are required to interwork with each other.
Figure 2-7 Networking diagram in which CEs access a VPN through the GRE tunnel of the
public network
CE1
GE1/0/0
S9300
CE1
2-24
ospf 1
area 0.0.0.0
network 30.1.1.0 0.0.0.255
#
ospf 2
area 0.0.0.0
network 40.1.1.0 0.0.0.255
network 10.2.1.0 0.0.0.255
#
return
Figure 2-7,
PE1 and PE2 are located in the MPLS backbone network.
CE1 is connected to PE1 through S9300-A.
CE2 is connected to PE2 directly.
CE1 and CE2 belong to the same VPN.
S9300-A GE2/0/0
GE1/0/0
GE2/0/0
Tunnel2/0/0
PC1
Interface
GigabitEthernet1/0/0
GigabitEthernet2/0/0
Tunnel2/0/0
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Loopback1
PE1
GE2/0/0
GE1/0/0
Tunnel1/0/0
VLANIF interface
VLANIF 10
VLANIF 20
-
Quidway S9300 Terabit Routing Switch
Configuration Guide - VPN
Loopback1
PE2
GE1/0/0
GE2/0/0
GE1/0/0
GE2/0/0
IP address
21.1.1.2/24
30.1.1.1/24
2.2.2.1/24
Issue 03 (2009-08-20)
CE2
PC1