Huawei quidway s7700 Configuration Manual page 7

Quidway S7700 Smart Routing Switch
Configuration Guide - VPN
3.4 Configuring Basic BGP/MPLS IP VPN.........................................................................................................105
3.4.1 Establishing the Configuration Task.....................................................................................................105
3.4.2 Configuring a VPN Instance..................................................................................................................106
3.4.3 Binding an Interface with a VPN Instance............................................................................................106
3.4.4 Configuring MP-IBGP Between PEs....................................................................................................107
3.4.5 Configuring a Routing Protocol Between a PE and a CE.....................................................................108
3.4.6 Checking the Configuration...................................................................................................................117
3.5 Configuring Hub and Spoke...........................................................................................................................117
3.5.1 Establishing the Configuration Task.....................................................................................................117
3.5.2 Creating a VPN Instance.......................................................................................................................118
3.5.3 Configuring Route Attributes of the VPN Instance...............................................................................120
3.5.4 Binding an Interface with the VPN Instance.........................................................................................121
3.5.5 Configuring MP-IBGP Between Hub-PE and Spoke-PE......................................................................122
3.5.6 Configuring Route Exchange Between PE and CE...............................................................................123
3.5.7 Checking the Configuration...................................................................................................................124
3.6 Configuring Inter-AS VPN Option A.............................................................................................................125
3.6.1 Establishing the Configuration Task.....................................................................................................125
3.6.2 Configuring Inter-AS VPN Option A....................................................................................................126
3.6.3 Checking the Configuration...................................................................................................................127
3.7 Configuring Inter-AS VPN Option B.............................................................................................................127
3.7.1 Establishing the Configuration Task.....................................................................................................127
3.7.2 Configuring MP-IBGP Between PEs and ASBRs in the Same AS......................................................128
3.7.3 Configuring MP-EBGP Between ASBRs in Different ASs..................................................................129
3.7.4 Controlling the Receiving and Sending of VPN Routes by Using Routing Policies............................130
3.7.5 (Optional) Storing Information About the VPN Instance on the ASBR...............................................132
3.7.6 (Optional) Enabling Next-Hop-based Label Allocation on the ASBR.................................................133
3.7.7 Configuring the Routing Protocol Between CE and PE........................................................................134
3.7.8 Checking the Configuration...................................................................................................................134
3.8 Configuring HoVPN.......................................................................................................................................135
3.8.1 Establishing the Configuration Task.....................................................................................................135
3.8.2 Specifying UPE.....................................................................................................................................135
3.8.3 Advertising Default Routes of a VPN Instance.....................................................................................136
3.8.4 Checking the Configuration...................................................................................................................137
3.9 Configuring OSPF Sham Link.......................................................................................................................137
3.9.1 Establishing the Configuration Task.....................................................................................................137
3.9.2 Configuring the Loopback Address of the Sham Link..........................................................................138
3.9.3 Advertising Routes of End Address of the Sham Link.........................................................................139
3.9.4 Creating a Sham Link............................................................................................................................140
3.9.5 Checking the Configuration...................................................................................................................141
3.10 Configuring a Multi-VPN-Instance CE........................................................................................................141
3.10.1 Establishing the Configuration Task...................................................................................................141
3.10.2 Configuring the OSPF Multi-Instance on the PE................................................................................142
Issue 01 (2011-07-15) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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