June 30, 2006 Chapter 7: Second Level Commands
SG1-UM-8500-03 7-31
The tunnel interface should appear in the ifTable with type tunnel (131) and should include the standard interface
information.
The maximum number of tunnel interfaces in the system is 500.
The system should add the tunnel information to the GRE or ip-in-ip tables as a local tunnel endpoint. The total
sessions field should present NA (Not applicable) in such interfaces that the native-ip enabled was not configured.
The interface command creates lines in the IP tunnel interfaces table.
Setting the no interface tunnel command
The no interface tunnel command deletes the interface tunnel and all related tunnel interface configuration from
the GRE and ip-in-ip tables.
Usage
no interface tunnel <interface number>
Parameter(s)
<interface number>
This is the system interface number; valid number range is 1 to 500.
Note: The system should refuse changing a tunnel interface parameter that is already carrying user data.
Host(config)# interface tunnel 1 192.168.0.1 10.0.1.7 ip-in-ip
Operation error:
The tunnel interface parameters cannot be changed since users already using it. You
should delete it first
Host(config)# no interface tunnel