Cisco SF500-24 Manuale di istruzioni

Cisco ESW2 Series Advanced Switches

ADMINISTRATION

GUIDE

Cisco 500 Series Stackable Managed Switch Administration Guide 1

Contents

Chapter 1: Getting Started 1

Starting the Web-based Configuration Utility 1

Launching the Configuration Utility 2

HTTP/HTTPS 3

Logging Out 4

Quick Start Device Configuration 5

Interface Naming Conventions 6

Differences Between Sx500, SG500X and the ESW2-550X Devices 6

Window Navigation 8

Application Header 8

Management Buttons 10

Chapter 2: Status and Statistics 12

Viewing Ethernet Interfaces 12

Viewing Etherlike Statistics 13

Viewing GVRP Statistics 15

Viewing 802.1X EAP Statistics 16

Viewing TCAM Utilization[ 17

Managing RMON 18

Viewing RMON Statistics 19

Configuring RMON History 21

Viewing the RMON History Table 22

Defining RMON Events Control 23

Viewing the RMON Events Logs 24

Defining RMON Alarms 24

Chapter 3: Administration: System Log 28

Setting System Log Settings 28

Setting Remote Logging Settings 30

Viewing Memory Logs 31

RAM Memory 32

Flash Memory 32

Cisco 500 Series Stackable Managed Switch Administration Guide 2

Contents

Chapter 4: Administration: File Management 34

System Files 34

Upgrade/Backup Firmware/Language 37

Upgrade/Backing Firmware or Language File 38

Active Image 41

Download/Backup Configuration/Log 42

Configuration File Backwards Compatibility 42

Downloading or Backing-up a Configuration or Log File 43

Configuration Files Properties 48

Copy/Save Configuration 49

DHCP Auto Configuration 50

DHCP Server Options 51

Auto Configuration Download Protocol (TFTP or SCP) 52

SSH Client Authentication Parameters 52

Auto Configuration Process 53

Configuring DHCP Auto Configuration 54

Chapter 5: Administration: Stack Management 58

Overview 58

Types of Units in Stack 60

Backward Compatibility of Number of Units in Stack 60

Unit LEDs 61

Stack Topology 62

Types of Stack Topology 62

Topology Discovery 62

Unit ID Assignment 63

Duplicate Unit IDs 63

Master Selection Process 65

Stack Changes 66

Connecting a New Unit 66

Unit Failure in Stack 68

Cisco 500 Series Stackable Managed Switch Administration Guide 3

Contents

Failure of Master Unit 68

Master/Backup Switchover 69

Slave Unit Handling 69

Reconnecting the Original Master Unit After Failover 70

Software Auto Synchronization in Stack 70

Stack Unit Mode 70

Stack Configuration Options 71

Consistency of Stack Unit Modes in the Stack 72

Changing the Stack Unit Mode 72

Configuration After Reboot 73

Stack Ports 73

Default Stack and Network Ports 74

Port Pairs 74

Port Speeds 75

Auto Selection of Port Speed 75

Connecting Units 75

Cables Types 75

Default Configuration 78

Interactions With Other Features 78

System Modes 78

System Mode Backwards Compatibility 79

System Mode and Stack Management 79

Chapter 6: Administration: General Information 82

Device Models 82

System Information 84

Displaying the System Summary 84

Configuring the System Settings 87

Console Settings (Autobaud Rate Support) 88

Rebooting the Device 88

Routing Resources 90

Monitoring Fan Status 93

Cisco 500 Series Stackable Managed Switch Administration Guide 4

Contents

Defining Idle Session Timeout 95

Pinging a Host 95

Traceroute 97

Chapter 7: Administration: Time Settings 100

System Time Options 101

Time 101

Time Zone and Daylight Savings Time (DST) 102

SNTP Modes 102

Configuring System Time 103

Selecting Source of System Time 103

Adding a Unicast SNTP Server 105

Configuring the SNTP Mode 108

Defining SNTP Authentication 108

Time Range 109

Absolute Time Range 110

Recurring Time Range 111

Chapter 8: Administration: Diagnostics 112

Testing Copper Ports 112

Displaying Optical Module Status 114

MSA-compatible SFPs 114

Configuring Port and VLAN Mirroring 115

Viewing CPU Utilization and Secure Core Technology 117

Chapter 9: Administration: Discovery 120

Configuring Bonjour Discovery 120

Bonjour in Layer 2 System Mode 120

Bonjour in Layer 3 System Mode 121

LLDP and CDP 122

Configuring LLDP 123

LLDP Overview 124

Cisco 500 Series Stackable Managed Switch Administration Guide 5

Contents

Setting LLDP Properties 125

Editing LLDP Port Settings 126

LLDP MED Network Policy 128

Configuring LLDP MED Port Settings 130

Displaying LLDP Port Status 131

Displaying LLDP Local Information 132

Displaying LLDP Neighbors Information 136

Accessing LLDP Statistics 140

LLDP Overloading 141

Configuring CDP 143

Setting CDP Properties 143

Editing CDP Interface Settings 146

Displaying CDP Local Information 147

Displaying CDP Neighbors Information 149

Viewing CDP Statistics 151

Chapter 10: Port Management 152

Configuring Ports 152

Setting Port Configuration 153

Configuring Link Aggregation 156

Link Aggregation Overview 157

Load Balancing 157

Default Settings and Configuration 158

Static and Dynamic LAG Workflow 158

Defining LAG Management 159

Configuring LAG Settings 160

Configuring LACP 162

LACP Priority and Rules 162

LACP With No Link Partner 162

Setting LACP Parameter Settings 163

Configuring Green Ethernet 164

Green Ethernet Overview 164

Power Saving by Disabling Port LEDs 165

Cisco 500 Series Stackable Managed Switch Administration Guide 6

Contents

802.3az Energy Efficient Ethernet Feature 166

Setting Global Green Ethernet Properties 168

Setting Green Ethernet Properties for Ports 169

Chapter 11: Smartport 172

Overview 173

What is a Smartport 174

Smartport Types 174

Special Smartport Types 176

Smartport Macros 177

Applying a Smartport Type to an Interface 178

Macro Failure and the Reset Operation 178

How the Smartport Feature Works 179

Auto Smartport 180

Enabling Auto Smartport 180

Identifying Smartport Type 180

Using CDP/LLDP Information to Identify Smartport Types 181

Multiple Devices Attached to the Port 182

Persistent Auto Smartport Interface 183

Error Handling 183

Default Configuration 184

Relationships with Other Features and Backwards Compatibility 184

Common Smartport Tasks 184

Configuring Smartport Using The Web-based Interface 187

Smartport Properties 187

Smartport Type Settings 188

Smartport Interface Settings 189

Built-in Smartport Macros 192

Chapter 12: Port Management: PoE 204

PoE on the Device 204

Cisco 500 Series Stackable Managed Switch Administration Guide 7

Contents

PoE Features 204

PoE Operation 205

PoE Configuration Considerations 205

Configuring PoE Properties 207

Configuring PoE Settings 208

PoE priority example: 209

Chapter 13: VLAN Management 212

VLANs 212

Configuring Default VLAN Settings 216

Creating VLANs 217

Configuring VLAN Interface Settings 218

Defining VLAN Membership 219

Configuring Port to VLAN 220

Configuring VLAN Membership 221

GVRP Settings 223

Defining GVRP Settings 223

VLAN Groups 224

MAC-based Groups 224

Assigning MAC-based VLAN Groups 225

Mapping VLAN Group to VLAN Per Interface 225

Protocol-based VLANs 226

Protocol-Based Groups 226

Protocol-Based Groups to VLAN Mapping 227

Voice VLAN 228

Voice VLAN Overview 228

Dynamic Voice VLAN Modes 229

Voice End-Points 230

Auto Voice VLAN, Auto Smartports, CDP, and LLDP 230

Voice VLAN QoS 232

Voice VLAN Constraints 233

Voice VLAN Workflows 233

Configuring Voice VLAN 234

Configuring Voice VLAN Properties 235

Cisco 500 Series Stackable Managed Switch Administration Guide 8

Contents

Displaying Auto Voice VLAN Settings 236

Configuring Telephony OUI 238

Adding OUIs to the Telephony OUI Table 239

Adding Interfaces to Voice VLAN on Basis of OUIs 240

Access Port Multicast TV VLAN 241

IGMP Snooping 242

Differences Between Regular and Multicast TV VLANs 242

Configuration 243

Multicast TV Group to VLAN 243

Port Multicast VLAN Membership 244

Customer Port Multicast TV VLAN 244

Mapping CPE VLANs to Multicast TV VLANs 245

CPE Port Multicast VLAN Membership 246

Chapter 14: Spanning Tree 248

STP Flavors 248

Configuring STP Status and Global Settings 249

Defining Spanning Tree Interface Settings 251

Configuring Rapid Spanning Tree Settings 253

Multiple Spanning Tree 256

Defining MSTP Properties 256

Mapping VLANs to a MSTP Instance 257

Defining MSTP Instance Settings 258

Defining MSTP Interface Settings 259

Chapter 15: Managing MAC Address Tables 262

Types of MAC Addresses 262

Configuring Static MAC Addresses 263

Managing Dynamic MAC Addresses 264

Configuring Dynamic MAC Address Aging Time 264

Querying Dynamic Addresses 264

Defining Reserved MAC Addresses 265

Cisco 500 Series Stackable Managed Switch Administration Guide 9

Contents

Chapter 16: Multicast 266

Multicast Forwarding 266

Typical Multicast Setup 267

Multicast Address Properties 269

Defining Multicast Properties 269

Adding MAC Group Address 271

Adding IP Multicast Group Addresses 273

Configuring IGMP Snooping 274

MLD Snooping 277

Querying IGMP/MLD IP Multicast Group 279

Defining Multicast Router Ports 280

Defining Forward All Multicast 281

Defining Unregistered Multicast Settings 282

Chapter 17: IP Configuration 284

Overview 284

Layer 2 IP Addressing 285

Layer 3 IP Addressing 286

IPv4 Management and Interfaces 287

IPv4 Interface 287

Defining an IPv4 Interface in Layer 2 System Mode 287

Defining IPv4 Interface in Layer 3 System Mode 288

IPv4 Routes 291

RIPv2 292

Access List 292

IPv4 VRRP Virtual Routers 292

ARP 292

ARP Proxy 293

UDP Relay/IP Helper 294

DHCPv4 Snooping/Relay 295

DHCPv4 Snooping 295

DHCPv4 Relay 295

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