`tunnel mode gre ip`

Enables generic routing encapsulation (GRE) over on a tunnel interface and specifies that the tunneling protocol is IPv4.

Syntax

tunnel mode gre ip

no tunnel mode gre ip

Command Default

GRE is disabled.

Modes

Interface tunnel configuration mode

Usage Guidelines

ICX 7150 and ICX 8100 devices do not support tunnels.

The no form of the command disables the GRE IP tunnel encapsulation method for the tunnel interface.

Examples

The following example enables GRE IP encapsulation on a tunnel interface.

device# configure terminal
device(config)# interface tunnel 3
device(config-tnif-3)# tunnel mode gre ip

tunnel mode gre ip