User manual

ManualsBrandsEnterasys ManualsComputer equipment802.1Q

Contents iii

Contents

Figures ............................................................................................................................................ v

Tables..............................................................................................................................................vi

PREFACE

Using This Guide............................................................................................................vii

Structure of This Guide ..................................................................................................vii

Related Documents....................................................................................................... viii

Document Conventions................................................................................................. viii

1.1 Defining VLANs............................................................................................... 1-1

1.2 Types of VLANs .............................................................................................. 1-2

1.2.1 802.1Q VLANs ................................................................................ 1-3

1.2.2 SecureFast VLANs ......................................................................... 1-3

1.2.3 Other VLAN Strategies ................................................................... 1-3

1.3 Benefits and Restrictions ................................................................................ 1-3

1.4 VLAN Terms.................................................................................................... 1-4

1.5 Getting Help .................................................................................................... 1-6

2.1 Description ...................................................................................................... 2-1

2.2 VLAN Components ......................................................................................... 2-1

2.3 Configuration Process..................................................................................... 2-2

2.3.1 Defining a VLAN ............................................................................. 2-2

2.3.2 Classifying Frames to a VLAN ........................................................ 2-2

2.3.3 Customizing the VLAN Forwarding List .......................................... 2-2

2.4 VLAN Switch Operation .................................................................................. 2-3

2.4.1 Receiving Frames from VLAN Ports ............................................... 2-4

2.4.2 Forwarding Decisions ..................................................................... 2-4

2.4.2.1 Broadcasts, Multicasts, and Unknown Unicasts.............. 2-4

2.4.2.2 Known Unicasts............................................................... 2-5

2.5 GARP Switch Operation.................................................................................. 2-5

3.1 Managing the Switch....................................................................................... 3-1

3.1.1 Switch Without VLANs .................................................................... 3-1

3.1.2 Switch with VLANs.......................................................................... 3-2

3.2 Summary of VLAN Local Management........................................................... 3-4

3.3 802.1Q VLAN Configuration Menu Screen ..................................................... 3-5

3.4 Device VLAN Configuration Screen ................................................................ 3-7