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Chapter 4 Configuring Routing Between VLANs with IEEE 802.1Q Encapsulation

VLAN Commands

4-10

Cisco 1710 Security Router Software Configuration Guide

78-12696-01

encapsulation dot1q

To enable IEEE 802.1Q encapsulation of traffic on a specified subinterface in

virtual LANs, use the encapsulation dot1q command in subinterface

configuration mode. IEEE 802.1Q is a standard protocol for interconnecting

multiple switches and routers and for defining VLAN topologies.

The command is as follows:

encapsulation dot1q vlan-id

Syntax Description

Default

Disabled.

Command Mode

Subinterface configuration.

Usage Guidelines

IEEE 802.1Q encapsulation is configurable on Fast Ethernet interfaces.

Example

The following example encapsulates VLAN traffic, using the IEEE 802.1Q

protocol for VLAN 100:

interface fastethernet 0.100

encapsulation dot1q 100

vlan-id Virtual LAN identifier. The allowed range is from 1 to 4095.

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Cisco 1710 Spezifikationen Seite 66