Command Reference Guide

Command Reference Guide Tunnel Configuration Command Set

tunnel mode gre

Use the tunnel mode gre command to encapsulate traffic destined for the tunnel interface in a Generic

Routing Encapsulation (GRE) header. Use the no form of this command to set the tunnel to its default

mode.

Syntax Description

No subcommands.

Default Values

By default, the tunnel interface will be configured for GRE mode.

Command Modes

(config-tunnel x)# Tunnel Interface Configuration Mode

Functional Notes

GRE is currently the only allowed mode for tunnel interface operation.

Usage Examples

The following example configures the tunnel interface for GRE mode:

(config)#interface tunnel 1

(config-tunnel 1)#tunnel mode gre