The following table lists the GRE configuration information you can review.
| GRE Name | Name of the GRE tunnel configuration. |
| Remote External Address | The IP address of the remote tunnel endpoint. |
| Tunnel IP Address | IP address of the local endpoint of the GRE tunnel. |
| Tunnel IP Netmask | Subnet mask for the local endpoint IP address. |
| Local External FastEthernet Index | Ethernet interface (1 or 2; the second interface is an optional feature). |
| Override Default DHCP Server Flag |
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| DHCP Server IP Address | IP address of the DHCP server to be used rather than the global DHCP server configured for the controller. |