Specifications

iii
Catalyst 2950 and Catalyst 2955 Switch Command Reference
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CONTENTS
Preface xi
Audience xi
Purpose xi
Organization xii
Conventions xii
Related Publications xiii
Obtaining Documentation xiv
World Wide Web xiv
Documentation CD-ROM xiv
Ordering Documentation xiv
Documentation Feedback xv
Obtaining Technical Assistance xv
Cisco.com xv
Technical Assistance Center xv
Contacting TAC by Using the Cisco TAC Website xvi
Contacting TAC by Telephone xvi
CHAPTER 1 Using the Command-Line Interface 1-1
Type of Memory 1-1
Platforms 1-1
CLI Command Modes 1-2
User EXEC Mode 1-3
Privileged EXEC Mode 1-3
Global Configuration Mode 1-4
Interface Configuration Mode 1-4
config-vlan Mode 1-4
VLAN Configuration Mode 1-5
Line Configuration Mode 1-5
Command Summary 1-6
CHAPTER 2 Cisco IOS Commands 2-1
aaa authentication dot1x 2-1
access-list (IP extended) 2-3