H3C Technologies H3C SecPath F1000-E - Manual

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Table of Contents
GRE Configuration······················································································································································· 1
GRE Overview···································································································································································1
Introduction to GRE ··················································································································································1
GRE Security Options ··············································································································································3
GRE Applications ·····················································································································································3
Protocols and Standards··········································································································································5
Configuring a GRE over IPv4 Tunnel ······························································································································5
Configuration Prerequisites ·····································································································································5
Configuration Procedure··········································································································································5
Configuring a GRE over IPv6 Tunnel ······························································································································6
Configuration Prerequisites ·····································································································································6
Configuration Procedure··········································································································································7
Displaying and Maintaining GRE ···································································································································8
GRE over IPv4 Tunnel Configuration Example···············································································································8
GRE over IPv6 Tunnel Configuration Example············································································································ 11
Troubleshooting GRE ····················································································································································· 14
Point to Multi-Point GRE Tunnel Configuration··········································································································· 1
P2MP GRE Tunnel Overview ···········································································································································1
Background·······························································································································································1
Operation of a P2MP GRE Tunnel··························································································································2
P2MP GRE Tunnel Backup·······································································································································3
Advantages and Restrictions of the P2MP GRE Tunnel Technology ···································································4
Configuring a P2MP GRE Tunnel ····································································································································5
Configuration Prerequisites ·····································································································································5
Configuring a P2MP GRE Tunnel ···························································································································5
Displaying and Maintaining P2MP GRE Tunnels ··········································································································7
P2MP GRE Tunnel Configuration Examples ···················································································································7
Basic P2MP GRE Tunnel Configuration Example··································································································7
Configuration Example for P2MP GRE Tunnel Backup at the Headquarters·····················································9
Configuration Example for P2MP GRE Tunnel Backup at a Branch ································································ 13