Cisco Nexus 1000V Manuals

Manuals and User Guides for Cisco Nexus 1000V. We have 8 Cisco Nexus 1000V manuals available for free PDF download: Troubleshooting Manual, Configuration Manual, Deployment Manual, Installing Manual, Datasheet, Manual

Cisco Nexus 1000V Troubleshooting Manual (280 pages)

Switch for VMware vSphere. Release 5.2(1)SV3(1.1)

Brand: Cisco | Category: Network Router | Size: 3.47 MB

Table of Contents
3
New and Changed Information

13
Preface

17
- Audience
  
  17
Chapter 1 Overview

21
- Troubleshooting Process
  21
- Best Practices
  21
- Troubleshooting Basics
  22
  - Troubleshooting Guidelines
    22
  - Gathering Information
    22
  - Verifying Ports
    23
  - Verifying Layer 2 Connectivity
    23
  - Verifying Layer 3 Connectivity
    23
- Overview of Symptoms
  24
- System Messages
  24
  - System Message Text
    24
  - Syslog Server Implementation
    25
- Troubleshooting with Logs
  26
  - Viewing Logs
    26
- Cisco Support Communities
  27
- Contacting Cisco or Vmware Customer Support
  27
- Commands
  29
Troubleshooting Tools

29
- Traceroute
  30
- Monitoring Processes and Cpus
  30
  - Identifying the Running Processes and Their States
    30
Chapter 2 Troubleshooting Tool

30
- Displaying CPU Utilization
  31
- Displaying CPU and Memory Information
  32
- Radius
  32
- Syslog
  33
Chapter 3 Installation

35
- Isolating Installation Problems
  35
  - Verifying Your Vmware License Version
    35
  - Host Is Not Visible from the Distributed Virtual Switch
    36
Isolating Installation Problems

36
- Refreshing the Vcenter Server Connection
  37
Improving Performance on the ESX and VM

38
Verifying the Domain Configuration

38
Verifying the Port Group Assignments for a VSM VM Virtual Interface

38
Verifying VSM and Vcenter Server Connectivity

39
Troubleshooting Connections to Vcenter Server

39
Recovering the Network Administrator Password

40
Managing Extension Keys

40
Recreating the Cisco Nexus 1000V Installation

44
Problems with the Cisco Nexus 1000V Installation Management Center

48
Chapter 4 Licenses

49
Chapter 5 Upgrades

57
Chapter 6 High Availability

77
Chapter 7 VSM and VEM Module

88
- Flowchart for Troubleshooting Modules
  89
Problems with the VSM

90
Chapter 8 L3Sec

111
- Troubleshooting L3Sec
  111
Ports

113
- Information about Ports
  113
Chapter 9 Port

114
- Port Diagnostic Checklist
  115
- Problems with Ports
  116
- Cannot Enable an Interface
  
  116
- Port Link Failure or Port Not Connected
  
  116
- Link Flapping
  
  117
- Port Errdisabled
  
  118
- VM Cannot Ping a Secured Port
  
  119
- Port Security Violations
  
  120
- Port State Is Blocked on a VEM
  
  121
  - Port Troubleshooting Commands
    121
Chapter 10 Port Profiles

131
- Information about Port Profiles
  131
- Problems with Port Profiles
  132
  - Recovering a Quarantined Offline Interface
    134
- Port Profile Logs
  135
- Port Profile Troubleshooting Commands
  135
Information about Port Channels and Trunking

145
- Port Channel Overview
  145
- Port Channel Restriction
  146
- Trunking Overview
  146
Chapter 11 Port Channel and Trunking

146
Initial Troubleshooting Checklist

146
Troubleshooting Asymmetric Port Channels

147
Cannot Create Port Channel

148
Newly Added Interface Does Not Come Online in a Port Channel

148
- Forcing Port Channel Characteristics Onto an Interface
  148
- Verifying a Port Channel Configuration
  149
VLAN Traffic Does Not Traverse Trunk

149
- Information about Layer 2 Ethernet Switching
  151
- Port Model
  151
  - Viewing Ports from the VEM
    152
Chapter 12 Layer 2 Switching

152
Chapter 13 Vlans

167
- Information about Vlans
  167
- Initial Troubleshooting Checklist
  168
- Cannot Create a VLAN
  169
Chapter 14 Private Vlans

171
- Information about Private Vlans
  171
  - Private VLAN Domains
    171
  - Spanning Multiple Switches
    171
  - Private VLAN Ports
    172
- Troubleshooting Guidelines
  172
- Private VLAN Troubleshooting Commands
  172
Chapter 15 Netflow

175
- Information about Netflow
  175
- Netflow Troubleshooting Commands
  175
- Common Netflow Problems
  176
  - Debugging a Policy Verification Error
    177
  - Debugging Statistics Export
    177
Chapter 16 Acls

179
- Information about Access Control Lists
  179
- ACL Configuration Limits
  179
- ACL Restrictions
  180
- ACL Troubleshooting Commands
  180
- Displaying ACL Policies on the VEM
  180
- Debugging Policy Verification Issues
  181
- Troubleshooting ACL Logging
  181
  - Using the CLI to Troubleshoot ACL Logging on a VEM
    182
  - ACL Logging Troubleshooting Scenarios
    183
Chapter 17 Quality of Service

187
- Information about Quality of Service
  187
- Qos Configuration Limits
  187
- Qos Troubleshooting Commands
  188
- Troubleshooting the VEM
  189
- Debugging Policy Configuration Errors
  190
- Debugging Policy Verification Failures
  191
- Debugging Policing Configuration Errors
  192
Chapter 18 SPAN

193
- Information about SPAN
  193
  - SPAN Session Guidelines
    193
- Problems with SPAN
  194
- SPAN Troubleshooting Commands
  195
Chapter 19 Multicast IGMP

197
Chapter 20 DHCP, DAI, and IPSG

208
Information about Dynamic ARP Inspection

208
Information about IP Source Guard

208
Guidelines and Limitations for Troubleshooting

208
Problems with DHCP Snooping

209
Troubleshooting Dropped ARP Responses

210
Problems with IP Source Guard

211
Collecting and Evaluating Logs

211
- VSM Logging
  211
- Host Logging
  212
DHCP, DAI, and IPSG Troubleshooting Commands

212
Chapter 21 Storm Control

217
- Information about Storm Control
  217
- Troubleshooting Storm Control
  217
  - Troubleshooting VSM Commands
    217
  - Troubleshooting VEM Commands
    217
  - Debugging Storm Control on a VEM
    218
Chapter 22 System

220
General Restrictions for Vcenter Server

220
- Extension Key
  220
Recovering a DVS

220
- Recovering a DVS with a Saved Copy of the VSM
  221
- Recovering a DVS Without a Saved Copy of the VSM
  222
Problems Related to VSM and Vcenter Server Connectivity

223
Connection Failure after ESX Reboot

224
- Setting the System MTU
  225
- Recovering Lost Connectivity Due to MTU Mismatch
  226
VSM Creation

227
Port Profiles

227
- Problems with Port Profiles
  228
Problems with Hosts

228
Problems with VM Traffic

228
VEM Troubleshooting Commands

229
VEM Log Commands

230
Error Messages

230
Chapter 23 Before Contacting Technical Support

233
- Cisco Support Communities
  233
- Gathering Information for Technical Support
  233
- Obtaining a File of Core Memory Information
  234
- Copying Files
  235
Chapter 24 Network Segmentation Manager

237
Vxlans

245
- Information about Vxlans
  245
  - Overview
    245
  - VXLAN Tunnel Endpoint
    246
  - VXLAN Gateway
    246
Chapter 25 VXLAN

246
- VXLAN Trunks
  247
- VXLAN Border Gateway Protocol Control Plane
  247
- Multi-MAC Capability
  252
- Fragmentation
  252
- Scalability
  252
- Supported Features
  253
- VXLAN Troubleshooting Commands
  253
  - VXLAN Gateway Commands
    255
- VEM Packet Path Debugging
  260
- VEM Multicast Debugging
  261
- VXLAN Data Path Debugging
  262
  - Vemlog Debugging
    262
- Vempkt
  
  263
  - Statistics
    264
  - Show Commands
    264
Chapter 26 VSI Discovery and Configuration Protocol

265
- Information about VDP
  265
- Problems with VDP
  266
- VDP Troubleshooting Commands
  266
  - VSM Commands
    266
  - VEM Commands
    266
Chapter 27 Cisco Trustsec

271
- Information about Cisco Trustsec
  271
- Cisco Trustsec Troubleshooting Commands
  271
  - Debugging Commands
    272
  - Host Logging Commands
    272
  - Show Commands
    274
- Problems with Cisco Trustsec
  275
Chapter 28 Vcenter Plug-In

277
Chapter 29 Ethanalyzer

279
- Using Ethanalyzer
  279

Cisco Nexus 1000V Troubleshooting Manual (264 pages)

Brand: Cisco | Category: Switch | Size: 3.75 MB

Table of Contents
3
Document Conventions
15
Related Documentation
16
Obtaining Documentation and Submitting a Service Request
18
Overview of Troubleshooting

19
- Troubleshooting Basics
  20
  - Verifying Ports
    21
- Overview of Symptoms
  22
  - Syslog Server Implementation
    23
- Troubleshooting with Logs
  24
- Cisco Support Communities
  25
Tools Used in Troubleshooting

27
- Traceroute
  28
  - Displaying CPU Utilization
    29
  - Displaying CPU and Memory Information
    30
- Radius
  30
- Syslog
  31
  - Logging Levels
    31
  - Enabling Logging for Telnet or SSH
    32
Installation

33
Licenses

47
Upgrade

53
High Availability

73
VSM and VEM Modules

83
Ports

107
- Information about Ports
  107
- Port Diagnostic Checklist
  109
- Problems with Ports
  110
  - Cannot Enable an Interface
    110
  - Port Link Failure or Port Not Connected
    110
  - Link Flapping
    111
  - Port Errdisabled
    111
  - VM Cannot Ping a Secured Port
    112
  - Port Security Violations
    113
- Port Troubleshooting Commands
  114
Port Profiles

123
- Information about Port Profiles
  123
- Problems with Port Profiles
  124
  - Recovering a Quarantined Offline Interface
    127
- Port Profile Logs
  128
- Port Profile Troubleshooting Commands
  128
Port Channels and Trunking

141
- Overview
  141
  - Port Channel Overview
    141
  - Port Channel Restriction
    142
  - Trunking Overview
    142
- Initial Troubleshooting Checklist
  142
- Troubleshooting Asymmetric Port Channels
  143
- Cannot Create Port Channel
  144
- Newly Added Interface Does Not Come Online in a Port Channel
  144
  - Forcing Port Channel Characteristics Onto an Interface
    144
  - Verifying a Port Channel Configuration
    145
- VLAN Traffic Does Not Traverse Trunk
  145
Layer 2 Switching

147
- Information about Layer 2 Ethernet Switching
  147
- Port Model
  147
  - Viewing Ports from the VEM
    148
  - Viewing Ports from the VSM
    149
  - Port Types
    150
- Layer 2 Switching Problems
  150
- Verifying Layer 2 Switching
  153
- Troubleshooting Microsoft NLB Unicast Mode
  158
Vlans

161
- Information about Vlans
  161
- Initial Troubleshooting Checklist
  162
- Cannot Create a VLAN
  163
Private Vlans

165
- Information about Private Vlans
  165
  - Private VLAN Domain
    165
  - Spanning Multiple Switches
    165
  - Private VLAN Ports
    166
- Troubleshooting Guidelines
  166
- Private VLAN Troubleshooting Commands
  166
Netflow

169
- Information about Netflow
  169
- Netflow Troubleshooting Commands
  170
- Common Netflow Problems
  171
  - Debugging a Policy Verification Error
    171
  - Debugging Statistics Export
    171
Acls

173
Quality of Service

181
- Information about Quality of Service
  181
- Qos Configuration Limits
  181
- Qos Troubleshooting Commands
  182
- Troubleshooting the VEM
  182
- Debugging Policing Verification Errors
  183
Span

185
- Information about SPAN
  185
  - SPAN Session Guidelines
    185
- Problems with SPAN
  186
- SPAN Troubleshooting Commands
  187
Multicast IGMP

189
- Information about Multicast
  189
  - Multicast IGMP Snooping
    189
- Problems with Multicast IGMP Snooping
  190
  - Troubleshooting Guidelines
    190
  - Troubleshooting Commands
    190
  - Symptoms, Causes, and Solutions
    192
DHCP, DAI, and IPSG

193
- Information about DHCP Snooping
  193
- Information about Dynamic ARP Inspection
  194
- Information about IP Source Guard
  194
- Guidelines and Limitations for Troubleshooting
  194
- Problems with DHCP Snooping
  195
- Troubleshooting Dropped ARP Responses
  196
- Problems with IP Source Guard
  197
- Collecting and Evaluating Logs
  197
  - VSM Logging
    197
  - Host Logging
    198
- DHCP, DAI, and IPSG Troubleshooting Commands
  198
Virtual Service Domain

203
System

209
- Information about the System
  209
- General Restrictions for Vcenter Server
  210
  - Extension Key
    210
- Recovering a DVS
  210
  - Recovering a DVS with a Saved Copy of the VSM
    211
  - Recovering a DVS Without a Saved Copy of the VSM
    212
- Problems Related to VSM and Vcenter Server Connectivity
  213
- Connection Failure after ESX Reboot
  214
  - Setting the System MTU
    215
  - Recovering Lost Connectivity Due to MTU Mismatch
    216
- VSM Creation
  217
- Port Profiles
  217
  - Problems with Port Profiles
    218
- Problems with Hosts
  218
- Problems with VM Traffic
  218
- VEM Troubleshooting Commands
  219
- VEM Log Commands
  220
- Error Messages
  220
Network Segmentation Manager

223
- Information about Network Segmentation Manager
  223
- Problems with Network Segmentation Manager
  224
- Network Segmentation Manager Troubleshooting Commands
  229
- Information about Vxlans
  231
  - VXLAN Tunnel Endpoint
    232
  - VXLAN Gateway
    232
  - VXLAN Trunks
    232
  - Multi-MAC Capability
    233
  - Fragmentation
    233
  - Scalability
    233
    
    Maximum Number of Vxlans
    233
  - Supported Features
    233
    
    Jumbo Frames
    233
    
    Disabling the VXLAN Feature Globally
    234
- VXLAN Troubleshooting Commands
  234
  - VSM Commands
    234
  - VXLAN Gateway Commands
    235
  - VEM Commands
    237
- VEM Packet Path Debugging
  239
- VEM Multicast Debugging
  240
- VXLAN Datapath Debugging
  241
  - Vemlog Debugging
    241
  - Vempkt
    242
  - Statistics
    242
  - Show Commands
    243
Cisco Trustsec

245
- Information about Cisco Trustsec
  245
- Guidelines and Limitations for Troubleshooting Cisco Trustsec
  245
- Cisco Trustsec Troubleshooting Commands
  246
  - Debugging Commands
    246
  - Host Logging Commands
    247
    
    Example
    247
  - Show Commands
    248
- Problems with Cisco Trustsec
  248
Vcenter Plug-In

251
- Vcenter Plug-In Overview
  251
- Requirements for Vmware Vsphere Web Client
  251
- Generating a Log Bundle
  252
Ethanalyzer

253
- Using Ethanalyzer
  253
Before Contacting Technical Support

255
- Cisco Support Communities
  255
- Gathering Information for Technical Support
  255
- Obtaining a File of Core Memory Information
  256
- Copying Files
  257

Cisco Nexus 1000V Configuration Manual (96 pages)

for VMware vSphere

Brand: Cisco | Category: Switch | Size: 3.02 MB

Cisco Nexus 1000V Deployment Manual (49 pages)

Switch for Microsoft Hyper-V

Brand: Cisco | Category: Switch | Size: 3.07 MB

Table of Contents
2
What You will Learn

4
Audience

4
Overview

4
Cisco Nexus 1000V Switch Components

4
Template-Based Network Policy

5
Microsoft Hyper-V Networking

6
Microsoft SCVMM Networking

7
- Switch Extension Managers
  7
- Logical Switch
  8
Port Classifications and Virtual Machine Networks

10
- Port Classifications
  10
- Logical Network and Network Sites
  12
- Virtual Machine Networks
  13
- IP Address Pools
  16
Cisco Nexus 1000V Switch Concepts and Components

16
- Cisco NX-OS Software
  16
- Virtual Supervisor Module
  17
  - VSM Interfaces
    17
  - Control Interface
    18
  - Management Interface
    18
  - Packet Interface
    18
- Virtual Ethernet Module
  18
- VSM-To-VEM Communication
  19
Cisco Nexus 1000V Switch Installation

25
Cisco Nexus 1000V Switch Features

26
- Switch Forwarding
  26
- MAC Address Learning
  26
- Loop Prevention
  27
- Switch Port Interfaces
  28
- Opaque Data
  28
Port Profiles

29
- Virtual Ethernet Port Profiles
  29
- Ethernet Port Profiles
  30
- Network Segments
  31
- Dynamic Port Profiles
  32
- System Network Segments
  32
- Policy Mobility
  33
Licensing

33
Cisco Nexus 1000V Switch Network Design

33
- Deployment Topology 1: Recommended
  33
- Deployment Topology 2: for Customers with Limited Pnics Per Microsoft Hyper-V Host
  36
Deploying Cisco Nexus 1000V on Cisco Unified Computing System

36
- Cisco Virtual Interface Card
  37
- Service Profile Design
  37
- Quality of Service
  40
Upstream Switch Connectivity

41
- Standard Portchannel
  41
- LACP Offload
  42
- Special Portchannel
  43
  - Vpc-HM MAC Address Pinning
    43
  - Vpc-HM Subgroups
    43
- Load Balancing
  45
- Source-Based Hashing
  45
- Flow-Based Hashing
  46
- Network-State Tracking
  46
Cisco Nexus 1000V Switch for Microsoft Hyper-V Sample Configuration

47
Conclusion

49
For more Information

49

Cisco Nexus 1000V Deployment Manual (25 pages)

Brand: Cisco | Category: Switch | Size: 1.33 MB

Table of Contents
2
Overview
3
Audience
3
Introduction
3
- Cisco Nexus 1000V Series Components
  3
- Network Policy
  4
Cisco Nexus 1000V Series Theory of Operation
4
- Vmware Networking Overview
  4
- System Overview
  6
  - Virtual Chassis
    6
  - Network Policy Management
    6
    
    Policy Mobility
    7
  - Installation
    7
- Virtual Supervisor Module
  7
- Virtual Ethernet Module
  11
  - Switch Port Interfaces
    12
  - Switch Forwarding
    12
    
    MAC Address Learning
    13
    
    Loop Prevention
    13
  - VEM-VSM Communication
    13
    
    Domain ID
    14
    
    Packet Interface Communication
    14
- Port Profiles
  14
  - Live Policy Changes
    15
  - Uplink Profiles
    15
    
    System Vlans
    15
Cisco Nexus 1000V Series Network Design
16
- Network Design Considerations
  16
  - Design Goals
    16
  - Traffic Classification
    16
  - VLAN Consistency
    17
    
    Traffic Separation
    17
  - Upstream Switch Connectivity
    17
    
    Individual Uplinks
    17
    
    Portchannels
    18
    
    Virtual Port Channel Host Mode
    18
    
    Load Balancing
    18
    
    Source-Based Hashing
    18
    
    Flow-Based Hashing
    19
    
    Control Interface Prioritization
    19
    
    Spanning Tree Protocol
    19
  - VSM Design
    19
    
    Virtual Machine Design
    19
    
    Adjacency
    20
    
    Latency
    20
- Traditional Cisco Network
  20
  - Two-NIC Design Examples
    20
  - Four-NIC Design Examples
    21
    
    Single-Portchannel Alternative
    22
  - Six-NIC Design Examples
    23
For more Information
24

Cisco Nexus 1000V Installing Manual (27 pages)

for Microsoft Hyper-V

Brand: Cisco | Category: Switch | Size: 0.61 MB

Cisco Nexus 1000V Manual (6 pages)

Installing Cisco Nexus 1000V for KVM

Brand: Cisco | Category: Switch | Size: 1.26 MB

Cisco Nexus 1000V Datasheet (8 pages)

Cisco Nexus 1000V Switch for KVM

Brand: Cisco | Category: Switch | Size: 0.37 MB

Cisco Categories

Switch IP Phone

Network Router Wireless Access Point Conference System

More Cisco Manuals

Cisco Nexus 1000V Manuals

Cisco Nexus 1000V Troubleshooting Manual (280 pages)

Table of Contents

New and Changed Information

Preface

Audience

Chapter 1 Overview

Troubleshooting Tools

Chapter 2 Troubleshooting Tool

Chapter 3 Installation

Isolating Installation Problems

Improving Performance on the ESX and VM

Verifying the Domain Configuration

Verifying the Port Group Assignments for a VSM VM Virtual Interface

Verifying VSM and Vcenter Server Connectivity

Troubleshooting Connections to Vcenter Server

Recovering the Network Administrator Password

Managing Extension Keys

Recreating the Cisco Nexus 1000V Installation

Problems with the Cisco Nexus 1000V Installation Management Center

Chapter 4 Licenses

Chapter 5 Upgrades

Chapter 6 High Availability

Chapter 7 VSM and VEM Module

Problems with the VSM

Verifying the VSM Is Connected to Vcenter Server

Verifying the VSM Is Configured Correctly

Checking the Vcenter Server Configuration

Checking Network Connectivity between the VSM and the VEM

Chapter 8 L3Sec

Ports

Chapter 9 Port

Cannot Enable an Interface

Port Link Failure or Port Not Connected

Link Flapping

Port Errdisabled

VM Cannot Ping a Secured Port

Port Security Violations

Port State Is Blocked on a VEM

Chapter 10 Port Profiles

Information about Port Channels and Trunking

Chapter 11 Port Channel and Trunking

Initial Troubleshooting Checklist

Troubleshooting Asymmetric Port Channels

Cannot Create Port Channel

Newly Added Interface Does Not Come Online in a Port Channel

VLAN Traffic Does Not Traverse Trunk

Chapter 12 Layer 2 Switching

Chapter 13 Vlans

Chapter 14 Private Vlans

Chapter 15 Netflow

Chapter 16 Acls

Chapter 17 Quality of Service

Chapter 18 SPAN

Chapter 19 Multicast IGMP

Chapter 20 DHCP, DAI, and IPSG

Information about Dynamic ARP Inspection

Information about IP Source Guard

Guidelines and Limitations for Troubleshooting

Problems with DHCP Snooping

Troubleshooting Dropped ARP Responses

Problems with IP Source Guard

Collecting and Evaluating Logs

DHCP, DAI, and IPSG Troubleshooting Commands

Chapter 21 Storm Control

Chapter 22 System

General Restrictions for Vcenter Server

Recovering a DVS

Problems Related to VSM and Vcenter Server Connectivity

Connection Failure after ESX Reboot

VSM Creation

Port Profiles

Problems with Hosts

Problems with VM Traffic

VEM Troubleshooting Commands

VEM Log Commands

Error Messages

Chapter 23 Before Contacting Technical Support

Chapter 24 Network Segmentation Manager

Vxlans