Cisco Catalyst 2960 Series User manual

Consolidated Platform Configuration Guide, Cisco IOS Release 15.2(4)E
(Catalyst 2960-X Switches)
First Published: 2015-09-21
Last Modified: 2016-06-30
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CONTENTS
Preface Preface lxxix
Document Conventions lxxix
Related Documentation lxxxi
Obtaining Documentation and Submitting a Service Request lxxxi
CHAPTER 1 Using the Command-Line Interface 1
Information About Using the Command-Line Interface 1
Command Modes 1
Understanding Abbreviated Commands 3
No and Default Forms of Commands 3
CLI Error Messages 4
Configuration Logging 4
Using the Help System 4
How to Use the CLI to Configure Features 6
Configuring the Command History 6
Changing the Command History Buffer Size 6
Recalling Commands 6
Disabling the Command History Feature 7
Enabling and Disabling Editing Features 7
Editing Commands Through Keystrokes 8
Editing Command Lines That Wrap 9
Searching and Filtering Output of show and more Commands 10
Accessing the CLI on a Switch Stack 11
Accessing the CLI Through a Console Connection or Through Telnet 11
PART I Interface and Hardware 13
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CHAPTER 2 Configuring Interface Characteristics 15
Finding Feature Information 15
Information About Configuring Interface Characteristics 15
Interface Types 15
Port-Based VLANs 16
Switch Ports 16
Access Ports 16
Trunk Ports 17
Switch Virtual Interfaces 17
SVI Autostate Exclude 17
EtherChannel Port Groups 18
Power over Ethernet Ports 18
Using the Switch USB Ports 18
USB Mini-Type B Console Port 19
Console Port Change Logs 19
USB Type A Ports 19
Interface Connections 20
Interface Configuration Mode 20
Default Ethernet Interface Configuration 21
Interface Speed and Duplex Mode 22
Speed and Duplex Configuration Guidelines 23
IEEE 802.3x Flow Control 23
How to Configure Interface Characteristics 24
Configuring Interfaces 24
Adding a Description for an Interface 25
Configuring a Range of Interfaces 26
Configuring and Using Interface Range Macros 28
Configuring Ethernet Interfaces 29
Setting the Interface Speed and Duplex Parameters 29
Configuring IEEE 802.3x Flow Control 31
Configuring SVI Autostate Exclude 32
Shutting Down and Restarting the Interface 34
Configuring the Console Media Type 35
Configuring the USB Inactivity Timeout 36
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Monitoring Interface Characteristics 38
Monitoring Interface Status 38
Clearing and Resetting Interfaces and Counters 39
Configuration Examples for Interface Characteristics 39
Adding a Description to an Interface: Example 39
Configuring a Range of Interfaces: Examples 39
Configuring and Using Interface Range Macros: Examples 40
Setting Interface Speed and Duplex Mode: Example 40
Configuring the Console Media Type: Example 41
Configuring the USB Inactivity Timeout: Example 41
Additional References for the Interface Characteristics Feature 42
Feature History and Information for Configuring Interface Characteristics 43
CHAPTER 3 Configuring Auto-MDIX 45
Prerequisites for Auto-MDIX 45
Restrictions for Auto-MDIX 45
Information about Configuring Auto-MDIX 45
Auto-MDIX on an Interface 45
How to Configure Auto-MDIX 46
Configuring Auto-MDIX on an Interface 46
Example for Configuring Auto-MDIX 47
Additional References 48
Feature History and Information for Auto-MDIX 48
CHAPTER 4 Configuring Ethernet Management Port 51
Finding Feature Information 51
Prerequisites for Ethernet Management Ports 51
Information about the Ethernet Management Port 51
Ethernet Management Port Direct Connection to a Switch 52
Ethernet Management Port Connection to Stack Switches using a Hub 52
Supported Features on the Ethernet Management Port 52
How to Configure the Ethernet Management Port 53
Disabling and Enabling the Ethernet Management Port 53
Additional References 54
Feature Information for Ethernet Management Ports 55
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CHAPTER 5 Configuring LLDP, LLDP-MED, and Wired Location Service 57
Finding Feature Information 57
LLDP, LLDP-MED, and Wired Location Service Overview 57
LLDP 57
LLDP Supported TLVs 58
LLDP and Cisco Switch Stacks 58
LLDP and Cisco Medianet 58
LLDP-MED 58
LLDP-MED Supported TLVs 58
Wired Location Service 60
Default LLDP Configuration 61
Restrictions for LLDP 61
How to Configure LLDP, LLDP-MED, and Wired Location Service 62
Enabling LLDP 62
Configuring LLDP Characteristics 63
Configuring LLDP-MED TLVs 65
Configuring Network-Policy TLV 67
Configuring Location TLV and Wired Location Service 70
Enabling Wired Location Service on the Switch 72
Configuration Examples for LLDP, LLDP-MED, and Wired Location Service 74
Configuring Network-Policy TLV: Examples 74
Monitoring and Maintaining LLDP, LLDP-MED, and Wired Location Service 74
Additional References for LLDP, LLDP-MED, and Wired Location Service 75
Feature Information for LLDP, LLDP-MED, and Wired Location Service 76
CHAPTER 6 Configuring System MTU 77
Finding Feature Information 77
Information about the MTU 77
System MTU Guidelines 78
How to Configure MTU 78
Configuring the System MTU 78
Configuration Examples for System MTU 79
Additional References for System MTU 80
Feature Information for System MTU 80
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CHAPTER 7 Configuring Boot Fast 81
Finding Feature Information 81
Configuring Boot Fast on the switch 81
Enabling Boot Fast 81
Disabling Boot Fast 82
CHAPTER 8 Configuring PoE 85
Finding Feature Information 85
Restrictions for PoE 85
Information about PoE 86
Power over Ethernet Ports 86
Supported Protocols and Standards 86
Powered-Device Detection and Initial Power Allocation 86
Power Management Modes 88
Power Monitoring and Power Policing 89
Maximum Power Allocation (Cutoff Power) on a PoE Port 89
Power Consumption Values 90
How to Configure PoE 91
Configuring a Power Management Mode on a PoE Port 91
Fast POE 92
Configuring Fast POE 93
Budgeting Power for Devices Connected to a PoE Port 94
Budgeting Power to All PoE ports 95
Budgeting Power to a Specific PoE Port 96
Configuring Power Policing 97
Monitoring Power Status 100
Configuration Examples for Configuring PoE 100
Budgeting Power: Example 100
Additional References 101
CHAPTER 9 Configuring 2-event Classification 103
Finding Feature Information 103
Information about 2-event Classification 103
Configuring 2-event Classification 103
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Example: Configuring 2-Event Classification 105
CHAPTER 10 Configuring EEE 107
Finding Feature Information 107
Information About EEE 107
EEE Overview 107
Default EEE Configuration 108
Restrictions for EEE 108
How to Configure EEE 108
Enabling or Disabling EEE 108
Monitoring EEE 109
Configuration Examples for Configuring EEE 110
Additional References 110
Feature History and Information for Configuring EEE 111
PART II IP Multicast Routing 113
CHAPTER 11 Configuring IGMP Snooping and Multicast VLAN Registration 115
Finding Feature Information 115
Prerequisites for Configuring IGMP Snooping and MVR 115
Prerequisites for IGMP Snooping 115
Prerequisites for MVR 116
Restrictions for Configuring IGMP Snooping and MVR 116
Restrictions for IGMP Snooping 116
Restrictions for MVR 117
Information About IGMP Snooping and MVR 118
IGMP Snooping 118
IGMP Versions 119
Joining a Multicast Group 119
Leaving a Multicast Group 121
Immediate Leave 121
IGMP Configurable-Leave Timer 121
IGMP Report Suppression 122
IGMP Snooping and Switch Stacks 122
Default IGMP Snooping Configuration 122
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Multicast VLAN Registration 123
MVR and IGMP 123
Modes of Operation 123
MVR and Switch Stacks 124
MVR in a Multicast Television Application 124
Default MVR Configuration 126
IGMP Filtering and Throttling 126
Default IGMP Filtering and Throttling Configuration 127
How to Configure IGMP Snooping and MVR 128
Enabling or Disabling IGMP Snooping on a Switch 128
Enabling or Disabling IGMP Snooping on a VLAN Interface 129
Setting the Snooping Method 130
Configuring a Multicast Router Port 132
Configuring a Host Statically to Join a Group 133
Enabling IGMP Immediate Leave 135
Configuring the IGMP Leave Timer 137
Configuring TCN-Related Commands 138
Controlling the Multicast Flooding Time After a TCN Event 138
Recovering from Flood Mode 139
Disabling Multicast Flooding During a TCN Event 141
Configuring the IGMP Snooping Querier 142
Disabling IGMP Report Suppression 145
Configuring MVR Global Parameters 146
Configuring MVR Interfaces 149
Configuring IGMP Profiles 151
Applying IGMP Profiles 154
Setting the Maximum Number of IGMP Groups 155
Configuring the IGMP Throttling Action 157
Monitoring IGMP Snooping and MVR 159
Monitoring IGMP Snooping Information 159
Monitoring MVR 160
Monitoring IGMP Filtering and Throttling Configuration 161
Configuration Examples for IGMP Snooping and MVR 161
Example: Configuring IGMP Snooping Using CGMP Packets 161
Example: Enabling a Static Connection to a Multicast Router 161
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Example: Configuring a Host Statically to Join a Group 162
Example: Enabling IGMP Immediate Leave 162
Example: Setting the IGMP Snooping Querier Source Address 162
Example: Setting the IGMP Snooping Querier Maximum Response Time 162
Example: Setting the IGMP Snooping Querier Timeout 163
Example: Setting the IGMP Snooping Querier Feature 163
Example: Configuring IGMP Profiles 163
Example: Applying IGMP Profile 163
Example: Setting the Maximum Number of IGMP Groups 163
Example: Configuring MVR Global Parameters 164
Example: Configuring MVR Interfaces 164
Additional References 164
Feature History and Information for IGMP Snooping 165
PART III IPv6 167
CHAPTER 12 Configuring MLD Snooping 169
Finding Feature Information 169
Information About Configuring IPv6 MLD Snooping 169
Understanding MLD Snooping 170
MLD Messages 170
MLD Queries 171
Multicast Client Aging Robustness 171
Multicast Router Discovery 171
MLD Reports 172
MLD Done Messages and Immediate-Leave 172
Topology Change Notification Processing 172
MLD Snooping in Switch Stacks 173
How to Configure IPv6 MLD Snooping 173
Default MLD Snooping Configuration 173
MLD Snooping Configuration Guidelines 174
Enabling or Disabling MLD Snooping on the Switch (CLI) 174
Enabling or Disabling MLD Snooping on a VLAN (CLI) 175
Configuring a Static Multicast Group (CLI) 176
Configuring a Multicast Router Port (CLI) 177
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