Cisco Systems EA6500 Manual De Usuario
7-8
Catalyst 6500 Series Switch Cisco IOS Software Configuration Guide—Release 12.1 E
78-14099-04
Chapter 7 Configuring LAN Ports for Layer 2 Switching
Configuring LAN Interfaces for Layer 2 Switching
Configuring a Layer 2 Switching Port as a Trunk
These sections describe configuring a Layer 2 switching port as a trunk:
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Preparing a Layer 2 Switching Port for Configuration as a Trunk
To prepare a Layer 2 switching port for configuration as a trunk, perform this task:
Configuring the Layer 2 Switching Port as an ISL or 802.1Q Trunk
Note
Complete the steps in the
before performing the tasks in this section.
Command
Purpose
Step 1
Router(config)# interface type
1
slot/port
1.
type = ethernet, fastethernet, gigabitethernet, or tengigabitethernet
Selects the LAN port to configure.
Step 2
Router(config-if)# shutdown
(Optional) Shuts down the interface to prevent traffic flow
until configuration is complete.
until configuration is complete.
Step 3
Router(config-if)# switchport
(Optional) Configures the LAN port for Layer 2
switching (required only if the LAN port is not already
configured for Layer 2 switching; see the
switching (required only if the LAN port is not already
configured for Layer 2 switching; see the
).