interface tunnel
Syntax
interface tunnel <TUNNEL-NUMBER> mode gre ipv4
interface tunnel <EXISTING-TUNNEL-NUMBER>
no interface tunnel <EXISTING-TUNNEL-NUMBER>Description
Creates a new IPv4 GRE tunnel and switches to the
config-gre-if context for the tunnel.
If the specified GRE tunnel already exists, this command switches to the
config-gre-if context for the tunnel.
The
no form of this command deletes an existing GRE tunnel.
Command context
config
Parameters
<TUNNEL-NUMBER>Specifies the number for a new GRE tunnel. Range: 1 to 127.
<EXISTING-TUNNEL-NUMBER>Specifies the number for an existing GRE tunnel. Range: 1 to 127.
Command context
config-gre-if
Examples
This example defines a new GRE tunnel with number 27.
switch(config)# interface tunnel 27 mode gre ipv4 switch(config-gre-if)#
This example switches to the
config-gre-if context for existing tunnel
27.
switch(config)# interface tunnel 27
This example deletes GRE tunnel 27.
switch(config)# no interface tunnel 27