Cisco catalyst 3750 Command Reference Manual page 871

Chapter 2 Catalyst 3750 Switch Cisco IOS Commands
This example shows how set the port to dynamic desirable mode:
Switch(config)# interface gigabitethernet2/0/1
Switch(config-if)# switchport mode dynamic desirable
This example shows how to configure a port for trunk mode:
Switch(config)# interface gigabitethernet2/0/1
Switch(config-if)# switchport mode trunk
This example shows how to configure a port as an IEEE 802.1Q tunnel port:
Switch(config)# interface gigabitethernet2/0/1
Switch(config-if)# switchport mode dot1q-tunnel
You can verify your settings by entering the show interfaces interface-id switchport privileged EXEC
command and examining information in the Administrative Mode and Operational Mode rows.
Related Commands Command
show interfaces
switchport access
switchport trunk
OL-8552-07
Description
switchport Displays the administrative and operational status of a switching
(nonrouting) port, including port blocking and port protection
settings.
Configures a port as a static-access or dynamic-access port.
Configures the trunk characteristics when an interface is in trunking
mode.
Catalyst 3750 Switch Command Reference
switchport mode
2-841