Cisco Nexus 3548 series User manual

Cisco Nexus 3548 Switch NX-OS System Management Configuration
Guide, Release 6.x
First Published: 2013-05-13
Last Modified: 2016-05-31
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CONTENTS
Preface Preface xiii
Audience xiii
Document Conventions xiii
Documentation Feedback xv
CHAPTER 1 New and Changed Information 1
New and Changed Information in this Release 1
CHAPTER 2 Overview 3
System Management Features 3
CHAPTER 3 Configuring PTP 7
Information About PTP 7
PTP Device Types 8
PTP Process 9
High Availability for PTP 10
Licensing Requirements for PTP 10
Guidelines and Limitations for PTP 10
Default Settings for PTP 10
Configuring PTP 11
Configuring PTP Globally 11
Configuring PTP on an Interface 13
Configuring Multiple PTP Domains 14
Configuring PTP Grandmaster Clock 16
Configuring PTP Cost Interface 18
Configuring clock Identity 18
Verifying the PTP Configuration 19
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CHAPTER 4 Configuring User Accounts and RBAC 21
Information About User Accounts and RBAC 21
User Roles 21
Rules 22
User Role Policies 22
User Account Configuration Restrictions 23
User Password Requirements 24
Guidelines and Limitations for User Accounts 24
Configuring User Accounts 25
Configuring RBAC 26
Creating User Roles and Rules 26
Creating Feature Groups 27
Changing User Role Interface Policies 28
Changing User Role VLAN Policies 28
Verifying the User Accounts and RBAC Configuration 29
Configuring User Accounts Default Settings for the User Accounts and RBAC 30
CHAPTER 5 Configuring Session Manager 31
Information About Session Manager 31
Guidelines and Limitations for Session Manager 31
Configuring Session Manager 32
Creating a Session 32
Configuring ACLs in a Session 32
Verifying a Session 33
Committing a Session 33
Saving a Session 33
Discarding a Session 33
Configuration Example for Session Manager 34
Verifying the Session Manager Configuration 34
CHAPTER 6 Configuring the Scheduler 35
Information About the Scheduler 35
Remote User Authentication 36
Scheduler Log Files 36
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Licensing Requirements for the Scheduler 36
Guidelines and Limitations for the Scheduler 36
Default Settings for the Scheduler 37
Configuring the Scheduler 37
Enabling the Scheduler 37
Defining the Scheduler Log File Size 38
Configuring Remote User Authentication 38
Defining a Job 39
Deleting a Job 40
Defining a Timetable 40
Clearing the Scheduler Log File 42
Disabling the Scheduler 42
Verifying the Scheduler Configuration 43
Configuration Examples for the Scheduler 43
Creating a Scheduler Job 43
Scheduling a Scheduler Job 44
Displaying the Job Schedule 44
Displaying the Results of Running Scheduler Jobs 44
Standards for the Scheduler 45
CHAPTER 7 Configuring Online Diagnostics 47
Information About Online Diagnostics 47
Bootup Diagnostics 47
Health Monitoring Diagnostics 48
Expansion Module Diagnostics 49
Configuring Online Diagnostics 50
Verifying the Online Diagnostics Configuration 50
Default Settings for Online Diagnostics 51
CHAPTER 8 Configuring NTP 53
Information About NTP 53
NTP as a Time Server 54
Distributing NTP Using CFS 54
Clock Manager 54
Virtualization Support 54
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Licensing Requirements for NTP 54
Guidelines and Limitations for NTP 55
Default Settings 55
Configuring NTP 56
Configuring NTP Server and Peer 56
Configuring NTP Authentication 57
Configuring NTP Access Restrictions 59
Configuring the NTP Source IP Address 60
Configuring the NTP Source Interface 60
Configuring NTP Logging 60
Enabling CFS Distribution for NTP 61
Commiting NTP Configuration Changes 62
Discarding NTP Configuration Changes 62
Releasing the CFS Session Lock 63
Verifying the NTP Configuration 63
Configuration Examples for NTP 64
Related Documents for NTP 65
Feature History for NTP 65
CHAPTER 9 Configuring System Message Logging 67
Information About System Message Logging 67
Syslog Servers 68
Licensing Requirements for System Message Logging 68
Guidelines and Limitations for System Message Logging 69
Default Settings for System Message Logging 69
Configuring System Message Logging 69
Configuring System Message Logging to Terminal Sessions 69
Configuring System Message Logging to a File 71
Configuring Module and Facility Messages Logging 73
Configuring Logging Timestamps 74
Configuring Syslog Servers 75
Configuring syslog on a UNIX or Linux System 76
Configuring syslog Server Configuration Distribution 77
Displaying and Clearing Log Files 78
Configuring DOM Logging 79
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Enabling DOM Logging 79
Disabling DOM Logging 80
Verifying the DOM Logging Configuration 80
Verifying the System Message Logging Configuration 80
CHAPTER 10 Configuring Smart Call Home 83
Information About Smart Call Home 83
Smart Call Home Overview 84
Smart Call Home Destination Profiles 84
Smart Call Home Alert Groups 85
Smart Call Home Message Levels 86
Call Home Message Formats 87
Guidelines and Limitations for Smart Call Home 92
Prerequisites for Smart Call Home 92
Default Call Home Settings 93
Configuring Smart Call Home 93
Registering for Smart Call Home 93
Configuring Contact Information 94
Creating a Destination Profile 95
Modifying a Destination Profile 96
Associating an Alert Group with a Destination Profile 98
Adding Show Commands to an Alert Group 98
Configuring E-Mail Server Details 99
Configuring Periodic Inventory Notifications 100
Disabling Duplicate Message Throttling 101
Enabling or Disabling Smart Call Home 102
Testing the Smart Call Home Configuration 102
Verifying the Smart Call Home Configuration 103
Sample Syslog Alert Notification in Full-Text Format 104
Sample Syslog Alert Notification in XML Format 104
CHAPTER 11 Configuring Rollback 109
Information About Rollbacks 109
Guidelines and Limitations for Rollbacks 109
Creating a Checkpoint 110
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Implementing a Rollback 111
Verifying the Rollback Configuration 111
CHAPTER 12 Configuring DNS 113
Information About DNS Client 113
Name Servers 113
DNS Operation 114
High Availability 114
Prerequisites for DNS Clients 114
Licensing Requirements for DNS Clients 114
Default Settings for DNS Clients 114
Configuring DNS Clients 115
CHAPTER 13 Configuring SNMP 117
Information About SNMP 117
SNMP Functional Overview 117
SNMP Notifications 118
SNMPv3 118
Security Models and Levels for SNMPv1, v2, and v3 118
User-Based Security Model 120
CLI and SNMP User Synchronization 120
Group-Based SNMP Access 121
Licensing Requirements for SNMP 121
Guidelines and Limitations for SNMP 121
Default SNMP Settings 122
Configuring SNMP 122
Configuring SNMP Users 122
Enforcing SNMP Message Encryption 123
Assigning SNMPv3 Users to Multiple Roles 123
Creating SNMP Communities 124
Filtering SNMP Requests 124
Configuring SNMP Notification Receivers 124
Configuring SNMP Notification Receivers with VRFs 126
Filtering SNMP Notifications Based on a VRF 126
Configuring SNMP for Inband Access 127
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Enabling SNMP Notifications 128
Configuring Link Notifications 130
Disabling Link Notifications on an Interface 131
Enabling One-Time Authentication for SNMP over TCP 131
Assigning SNMP Switch Contact and Location Information 131
Configuring the Context to Network Entity Mapping 132
Disabling SNMP 133
Verifying the SNMP Configuration 133
CHAPTER 14 Configuring RMON 135
Information About RMON 135
RMON Alarms 135
RMON Events 136
Configuration Guidelines and Limitations for RMON 136
Configuring RMON 137
Configuring RMON Alarms 137
Configuring RMON Events 138
Verifying the RMON Configuration 138
Default RMON Settings 139
CHAPTER 15 Configuring SPAN 141
Information About SPAN 142
SPAN Sources 142
Characteristics of Source Ports 142
SPAN Destinations 143
Characteristics of Destination Ports 143
SPAN and ERSPAN Filtering 143
Guidelines and Limitations for SPAN and ERSPAN Filtering 143
SPAN and ERSPAN Sampling 144
Guidelines and Limitations for SPAN and ERSPAN Sampling 145
SPAN and ERSPAN Truncation 145
Guidelines and Limitations for SPAN and ERSPAN Truncation 145
Creating or Deleting a SPAN Session 145
Configuring an Ethernet Destination Port 146
Configuring Source Ports 147
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Configuring Source Port Channels or VLANs 147
Configuring the Description of a SPAN Session 148
Activating a SPAN Session 149
Suspending a SPAN Session 149
Configuring a SPAN Filter 149
Configuring SPAN Sampling 150
Configuring SPAN Truncation 152
Displaying SPAN Information 153
CHAPTER 16 Configuring Warp SPAN 155
Information About Warp SPAN 155
Guidelines and Limitations for Warp Span 156
Configuring Warp SPAN 157
Verifying Warp SPAN Mode Configuration 157
Feature History for Warp SPAN 158
CHAPTER 17 Configuring ERSPAN 159
Information About ERSPAN 159
ERSPAN Types 159
ERSPAN Sources 160
ERSPAN Destinations 160
ERSPAN Sessions 160
Multiple ERSPAN Sessions 161
ERSPAN Marker Packet 161
High Availability 161
Licensing Requirements for ERSPAN 161
Prerequisites for ERSPAN 162
Guidelines and Limitations for ERSPAN 162
Default Settings for ERSPAN 164
Configuring ERSPAN 164
Configuring an ERSPAN Source Session 164
Configuring an ERSPAN Destination Session 166
Shutting Down or Activating an ERSPAN Session 169
Configuring ERSPAN Filtering 171
Configuring ERSPAN Sampling 172
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