Cisco 500 Series Manuale di istruzioni

Cisco 500 Series Stackable Managed Switch

Administration Guide

ADMINISTRATION

GUIDE

Cisco 500 Series Stackable Managed Switch Administration Guide 2

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Cisco 500 Series Stackable Managed Switch Administration Guide 1

Contents

Chapter 1: Getting Started 10

Starting the Web-based Configuration Utility 10

Quick Start Device Configuration 14

Interface Naming Conventions 15

Differences Between 500 Devices<500> 15

Window Navigation 17

Chapter 2: Status and Statistics 22

System Summary 22

Ethernet Interfaces 22

Etherlike Statistics 24

GVRP Statistics 25

802.1X EAP Statistics 26

ACL Statistics 27

TCAM Utilization 28

Health 29

RMON 29

View Log 37

Chapter 3: Administration: System Log 38

Setting System Log Settings 38

Setting Remote Logging Settings 40

Viewing Memory Logs 42

Chapter 4: Administration: File Management 44

System Files 44

Upgrade/Backup Firmware/Language 47

Active Image 51

Download/Backup Configuration/Log 52

Configuration Files Properties 58

Cisco 500 Series Stackable Managed Switch Administration Guide 2

Contents

Copy/Save Configuration 59

Auto Configuration/Image Update via DHCP 60

Chapter 5: Administration: Stack Management 71

Overview 71

Types of Units in Stack 73

Stack Topology 74

Unit ID Assignment 76

Master Selection Process 78

Stack Changes 78

Unit Failure in Stack 80

Software Auto Synchronization in Stack 82

Stack Unit Mode 82

Stack Ports 86

Default Configuration 94

Interactions With Other Features 94

System Modes 94

Chapter 6: Administration 100

Device Models 101

System Settings 103

Console Settings (Autobaud Rate Support) 106

Management Interface 107

System Mode and Stack Management 107

User Accounts 107

Defining Idle Session Timeout 107

Time Settings 108

System Log 108

File Management 108

Cisco 500 Series Stackable Managed Switch Administration Guide 3

Contents

Rebooting the Device 108

Routing Resources 110

Health 114

Diagnostics 116

Discovery - Bonjour 116

Discovery - LLDP 117

Discovery - CDP 117

Ping 117

Traceroute 119

Chapter 7: Administration: Time Settings 122

System Time Options 123

SNTP Modes 124

Configuring System Time 125

Chapter 8: Administration: Diagnostics 136

Copper Ports Tests 136

Displaying Optical Module Status 138

Configuring Port and VLAN Mirroring 140

Viewing CPU Utilization and Secure Core Technology 141

Chapter 9: Administration: Discovery 144

Bonjour 144

LLDP and CDP 146

Configuring LLDP 147

Configuring CDP 168

CDP Statistics 176

Chapter 10: Port Management 178

Configuring Ports 178

Cisco 500 Series Stackable Managed Switch Administration Guide 4

Contents

Loopback Detection 184

Link Aggregation 186

UDLD 194

PoE 194

Configuring Green Ethernet 194

Chapter 11: Port Management: Unidirectional Link Detection 202

UDLD Overview 202

UDLD Operation 203

Usage Guidelines 205

Dependencies On Other Features 206

Default Settings and Configuration 206

Before You Start 207

Common UDLD Tasks 207

Configuring UDLD 208

Chapter 12: Smartport 212

Overview 213

What is a Smartport 214

Smartport Types 214

Smartport Macros 216

Macro Failure and the Reset Operation 218

How the Smartport Feature Works 218

Auto Smartport 219

Error Handling 223

Default Configuration 223

Relationships with Other Features and Backwards Compatibility 224

Common Smartport Tasks 224

Configuring Smartport Using The Web-based Interface 226

Built-in Smartport Macros 231

Cisco 500 Series Stackable Managed Switch Administration Guide 5

Contents

Chapter 13: Port Management: PoE 244

PoE on the Device 244

PoE Properties 247

PoE Settings 248

Chapter 14: VLAN Management 252

Overview 252

Regular VLANs 261

Private VLAN Settings 269

GVRP Settings 270

VLAN Groups 271

Voice VLAN 276

Access Port Multicast TV VLAN 289

Customer Port Multicast TV VLAN 292

Chapter 15: Spanning Tree 296

STP Flavors 296

STP Status and Global Settings 297

Spanning Tree Interface Settings 299

Rapid Spanning Tree Settings 301

Multiple Spanning Tree 304

MSTP Properties 304

VLANs to a MSTP Instance 305

MSTP Instance Settings 306

MSTP Interface Settings 307

Chapter 16: Managing MAC Address Tables 310

Static MAC Addresses 311

Dynamic MAC Addresses 312

Reserved MAC Addresses 313

Cisco 500 Series Stackable Managed Switch Administration Guide 6

Contents

Chapter 17: Multicast 314

Multicast Forwarding 314

Multicast Properties 320

MAC Group Address 320

IP Multicast Group Addresses 322

IPv4 Multicast Configuration 324

IPv6 Multicast Configuration 330

IGMP/MLD Snooping IP Multicast Group 336

Multicast Router Ports 337

Forward All 338

Unregistered Multicast 338

Chapter 18: IP Configuration 340

Overview 340

IPv4 Management and Interfaces 344

DHCP Server 366

IPv6 Management and Interfaces 375

Domain Name 398

Chapter 19: IP Configuration: RIPv2 403

Overview 403

How Rip Operates on the Device 404

Configuring RIP 409

Chapter 20: IP Configuration: VRRP 417

Overview 417

Configurable Elements of VRRP 421

Configuring VRRP 424

Chapter 21: Security 428

Cisco 500 Series Stackable Managed Switch Administration Guide 7

Contents

Defining Users 429

Configuring TACACS+ 432

Configuring RADIUS 437

Key Management 442

Management Access Method 445

Management Access Authentication 450

Secure Sensitive Data Management 452

SSL Server 452

SSH Server 454

SSH Client 455

Configuring TCP/UDP Services 455

Defining Storm Control 456

Configuring Port Security 457

802.1X 460

Denial of Service Prevention 460

DHCP Snooping 470

IP Source Guard 470

ARP Inspection 474

First Hop Security 480

Chapter 22: Security: 802.1X Authentication 481

Overview of 802.1X 481

Authenticator Overview 484

Common Tasks 494

802.1X Configuration Through the GUI 495

Defining Time Ranges 507

Authentication Method and Port Mode Support 508

Chapter 23: Security: IPv6 First Hop Security 511

IPv6 First Hop Security Overview 512

Cisco 500 Series Stackable Managed Switch Administration Guide 8

Contents

Router Advertisement Guard 516

Neighbor Discovery Inspection 516

DHCPv6 Guard 517

Neighbor Binding Integrity 518

IPv6 Source Guard 521

Attack Protection 522

Policies, Global Parameters and System Defaults 523

Common Tasks 525

Default Settings and Configuration 527

Before You Start 527

Configuring IPv6 First Hop Security through Web GUI 528

Chapter 24: Security: SSH Client 546

Secure Copy (SCP) and SSH 546

Protection Methods 547

SSH Server Authentication 549

SSH Client Authentication 550

Before You Begin 551

Common Tasks 551

SSH Client Configuration Through the GUI 552

Chapter 25: Security: SSH Server 557

Overview 557

Common Tasks 558

SSH Server Configuration Pages 559

Chapter 26: Security: Secure Sensitive Data Management 562

Introduction 562

SSD Rules 563

SSD Properties 568

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