Cisco Catalyst 9500 Series User manual

System Management Configuration Guide, Cisco IOS XE Fuji 16.8.x
(Catalyst 9500 Switches)
First Published: 2018-04-06
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Cisco Systems, Inc.
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©2018 Cisco Systems, Inc. All rights reserved.

CONTENTS
Administering the Device 1
CHAPTER 1
Information About Administering the Device 1
System Time and Date Management 1
System Clock 1
Network Time Protocol 2
NTP Stratum 3
NTP Associations 3
NTP Security 5
NTP Services on a Specific Interface 6
Source IP Address for NTP Packets 6
NTP Implementation 6
System Name and Prompt 7
Stack System Name and Prompt 8
Default System Name and Prompt Configuration 8
DNS 8
Default DNS Settings 8
Login Banners 8
Default Banner Configuration 9
MAC Address Table 9
MAC Address Table Creation 9
MAC Addresses and VLANs 9
MAC Addresses and Device Stacks 9
Default MAC Address Table Settings 10
ARP Table Management 10
How to Administer the Device 10
Configuring the Time and Date Manually 10
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Setting the System Clock 10
Configuring the Time Zone 11
Configuring Summer Time (Daylight Saving Time) 12
Configuring NTP 14
Default NTP Configuration 14
Configuring NTP Authentication 15
Configuring Poll-Based NTP Associations 16
Configuring Broadcast-Based NTP Associations 18
Configuring NTP Access Restrictions 20
Configuring a System Name 22
Setting Up DNS 23
Configuring a Message-of-the-Day Login Banner 25
Configuring a Login Banner 26
Managing the MAC Address Table 27
Changing the Address Aging Time 27
Configuring MAC Address Change Notification Traps 28
Configuring MAC Address Move Notification Traps 31
Configuring MAC Threshold Notification Traps 33
Adding and Removing Static Address Entries 35
Configuring Unicast MAC Address Filtering 36
Monitoring and Maintaining Administration of the Device 37
Configuration Examples for Device Administration 38
Example: Setting the System Clock 38
Examples: Configuring Summer Time 38
Example: Configuring a MOTD Banner 38
Example: Configuring a Login Banner 39
Example: Configuring MAC Address Change Notification Traps 39
Example: Configuring MAC Threshold Notification Traps 39
Example: Adding the Static Address to the MAC Address Table 40
Example: Configuring Unicast MAC Address Filtering 40
Additional References for Device Administration 40
Feature History for Device Administration 40
Boot Integrity Visibility 43
CHAPTER 2
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Information About Boot Integrity Visibility 43
Verifying the Software Image and Hardware 43
Verifying Platform Identity and Software Integrity 44
Additional References for Boot Integrity Visibility 46
Feature History for Boot Integrity Visibility 46
Performing Device Setup Configuration 47
CHAPTER 3
Restrictions for Performing Device Setup Configuration 47
Information About Performing Device Setup Configuration 47
Device Boot Process 47
Software Install Overview 48
Software Boot Modes 49
Installing the Software Package 50
Terminating a Software Install 50
Devices Information Assignment 51
Default Switch Information 51
DHCP-Based Autoconfiguration Overview 51
DHCP Client Request Process 52
DHCP-Based Autoconfiguration and Image Update 53
Restrictions for DHCP-Based Autoconfiguration 53
DHCP Autoconfiguration 53
DHCP Auto-Image Update 54
DHCP Server Configuration Guidelines 54
Purpose of the TFTP Server 55
Purpose of the DNS Server 55
How to Obtain Configuration Files 55
How to Control Environment Variables 56
Common Environment Variables 57
Environment Variables for TFTP 58
Scheduled Reload of the Software Image 59
How to Perform Device Setup Configuration 59
Configuring DHCP Autoconfiguration (Only Configuration File) 59
Configuring DHCP Auto-Image Update (Configuration File and Image) 62
Configuring the Client to Download Files from DHCP Server 65
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Manually Assigning IP Information to Multiple SVIs 66
Modifying Device Startup Configuration 68
Specifying a Filename to Read and Write a System Configuration 68
Manually Booting the Switch 69
Booting the Device in Installed Mode 70
Booting a Device in Bundle Mode 72
Configuring a Scheduled Software Image Reload 73
Configuration Examples for Device Setup Configuration 74
Examples: Displaying Software Bootup in Install Mode 74
Example: Emergency Installation 77
Configuration Examples for Performing Device Setup 79
Example: Managing an Update Package 79
Verifying Software Install 89
Example: Configuring a Device as a DHCP Server 92
Example: Configuring DHCP Auto-Image Update 93
Example: Configuring a Device to Download Configurations from a DHCP Server 93
Example: Scheduling Software Image Reload 93
Additional References For Performing Device Setup 94
Feature History for Performing Device Setup Configuration 94
Configuring Right-To-Use Licenses 97
CHAPTER 4
Restrictions for Configuring RTU Licenses 97
Information About Configuring RTU Licenses 97
Right-To-Use Licensing 97
How to Configure RTU Licenses 99
Activating a License 99
Rehosting a License 100
Upgrading a Network Essentials License to Network Advantage 101
Activating DNA Essentials License on a SKU with a Network Essentials License 101
Evaluating a Network Advantage License on a SKU with a Network Essentials License 102
Deactivating an Evaluation Network Advantage License on a Network Essentials SKU 102
CLI for Permissible License Combinations 103
Monitoring and Maintaining RTU Licenses 103
Configuration Examples for RTU Licensing 104
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Example: Displaying RTU Licensing Information 104
Additional References for RTU Licensing 105
Feature History and Information for RTU Licensing 105
Configuring Application Visibility and Control in a Wired Network 107
CHAPTER 5
Finding Feature Information 107
Information About Application Visibility and Control in a Wired Network 107
Supported AVC Class Map and Policy Map Formats 108
Restrictions for Wired Application Visibility and Control 109
How to Configure Application Visibility and Control 111
Configuring Application Visibility and Control in a Wired Network 111
Enabling Application Recognition on an interface 111
Creating AVC QoS Policy 112
Creating Attribute-based QoS (EasyQoS) Policy 115
Configuring Wired AVC Flexible Netflow 119
NBAR2 Custom Applications 126
NBAR2 Dynamic Hitless Protocol Pack Upgrade 129
Monitoring Application Visibility and Control 131
Examples: Application Visibility and Control Configuration 131
Basic Troubleshooting - Questions and Answers 143
Additional References for Application Visibility and Control 144
Feature History for Application Visibility and Control in a Wired Network 144
Configuring SDM Templates 147
CHAPTER 6
Information About SDM Templates 147
SDM Templates and Switch Stacks 148
How to Configure SDM Templates 148
Setting the SDM Template 148
Monitoring and Maintaining SDM Templates 149
Configuration Examples for SDM Templates 150
Examples: Displaying SDM Templates 150
Examples: Configuring SDM Templates 152
Additional References for SDM Templates 152
Feature History for SDM Templates 153
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Configuring System Message Logs 155
CHAPTER 7
Finding Feature Information 155
Information About Configuring System Message Logs 155
System Messsage Logging 155
System Log Message Format 156
Default System Message Logging Settings 157
Syslog Message Limits 157
How to Configure System Message Logs 158
Setting the Message Display Destination Device 158
Synchronizing Log Messages 159
Disabling Message Logging 161
Enabling and Disabling Time Stamps on Log Messages 162
Enabling and Disabling Sequence Numbers in Log Messages 162
Defining the Message Severity Level 163
Limiting Syslog Messages Sent to the History Table and to SNMP 164
Logging Messages to a UNIX Syslog Daemon 165
Monitoring and Maintaining System Message Logs 166
Monitoring Configuration Archive Logs 166
Configuration Examples for System Message Logs 166
Example: Stacking System Message 166
Example: Switch System Message 167
Feature History and Information For System Message Logs 167
Configuring Online Diagnostics 169
CHAPTER 8
Information About Configuring Online Diagnostics 169
How to Configure Online Diagnostics 169
Starting Online Diagnostic Tests 170
Configuring Online Diagnostics 170
Scheduling Online Diagnostics 170
Configuring Health-Monitoring Diagnostics 172
Monitoring and Maintaining Online Diagnostics 174
Configuration Examples for Online Diagnostics 175
Examples: Start Diagnostic Tests 175
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Example: Configure a Health-Monitoring Test 175
Example: Schedule Diagnostic Test 176
Example: Displaying Online Diagnostics 176
Additional References for Online Diagnostics 177
Feature Information for Configuring Online Diagnostics 177
Managing Configuration Files 179
CHAPTER 9
Prerequisites for Managing Configuration Files 179
Restrictions for Managing Configuration Files 179
Information About Managing Configuration Files 179
Types of Configuration Files 179
Configuration Mode and Selecting a Configuration Source 180
Configuration File Changes Using the CLI 180
Location of Configuration Files 180
Copy Configuration Files from a Network Server to the Device 181
Copying a Configuration File from the Device to a TFTP Server 181
Copying a Configuration File from the Device to an RCP Server 182
Copying a Configuration File from the Device to an FTP Server 183
Copying files through a VRF 184
Copy Configuration Files from a Switch to Another Switch 184
Configuration Files Larger than NVRAM 185
Configuring the Device to Download Configuration Files 185
How to Manage Configuration File Information 186
Displaying Configuration File Information 186
Modifying the Configuration File 187
Copying a Configuration File from the Device to a TFTP Server 189
What to Do Next 190
Copying a Configuration File from the Device to an RCP Server 190
Examples 191
What to Do Next 191
Copying a Configuration File from the Device to the FTP Server 192
Examples 193
What to Do Next 193
Copying a Configuration File from a TFTP Server to the Device 194
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What to Do Next 195
Copying a Configuration File from the rcp Server to the Device 195
Examples 196
What to Do Next 196
Copying a Configuration File from an FTP Server to the Device 197
Examples 198
What to Do Next 198
Maintaining Configuration Files Larger than NVRAM 198
Compressing the Configuration File 199
Storing the Configuration in Flash Memory on Class A Flash File Systems 200
Loading the Configuration Commands from the Network 202
Copying Configuration Files from Flash Memory to the Startup or Running Configuration 203
Copying Configuration Files Between Flash Memory File Systems 204
Copying a Configuration File from an FTP Server to Flash Memory Devices 205
What to Do Next 206
Copying a Configuration File from an RCP Server to Flash Memory Devices 207
Copying a Configuration File from a TFTP Server to Flash Memory Devices 207
Re-executing the Configuration Commands in the Startup Configuration File 208
Clearing the Startup Configuration 209
Deleting a Specified Configuration File 209
Specifying the CONFIG_FILE Environment Variable on Class A Flash File Systems 210
What to Do Next 212
Configuring the Device to Download Configuration Files 212
Configuring the Device to Download the Network Configuration File 213
Configuring the Device to Download the Host Configuration File 214
Feature History for Managing Configuration Files 215
Configuration Replace and Configuration Rollback 217
CHAPTER 10
Prerequisites for Configuration Replace and Configuration Rollback 217
Restrictions for Configuration Replace and Configuration Rollback 218
Information About Configuration Replace and Configuration Rollback 218
Configuration Archive 218
Configuration Replace 219
Configuration Rollback 220
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