Configuring The Gre Tunnel Interface On Ce - Huawei AR1200 series Configuration Manual

Huawei AR1200 Series Enterprise Routers
Configuration Guide - VPN
A GRE tunnel needs to be created between a CE and a PE in the following two cases:
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Pre-configuration Tasks
Before configuring a GRE tunnel between a CE and a PE, complete the following tasks:
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Data Preparation
To configure a GRE tunnel between a CE and a PE, you need the following data.
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1.4.2 Configuring the GRE Tunnel Interface on CE

After creating a tunnel interface on a CE, specify GRE as the encapsulation type, set the tunnel
source address or source interface, and set the tunnel destination address. The source address of
the tunnel specified on the CE is the destination address of the tunnel specified on the PE. The
destination address of the tunnel specified on the CE is the source address of the tunnel specified
on the PE.
Context
Perform the following steps on the CE.
Procedure
Step 1 Run:
system-view
The system view is displayed.
Issue 01 (2012-04-20)
A CE interconnects with a PE through the public network.
A CE interconnects with a PE through the VPN of a second carrier.
Assigning IP addresses for interfaces on the CE and PE
Configuring the routes between the CE and PE
Configuring the VPN provided that it is also passed through by the GRE tunnel between
the CE and PE
Data
Number of the GRE tunnel interface specified on the CE
Source address or source interface and destination address of the GRE tunnel interface
specified on the CE
Number of the GRE tunnel interface specified on the PE
Source address or source interface and destination address of the GRE tunnel interface
specified on the PE
Name of the VPN provided that it is also passed through by the GRE tunnel between
the CE and PE
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1 GRE Configuration
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