KB Article Links

Various KB articles that I have found useful or have been recommended to me:

Virtual Machines/Guest OS

Verifying ESX virtual machine file integrity
Tips for Editing a .vmx File
Troubleshooting a virtual machine that has stopped responding
Troubleshooting virtual machine TCP/IP connection issues
Testing port connectivity with Telnet
Install Telnet on Windows 7, Windows 2008 and newer
Verifying the health of an operating system
Investigating operating system memory usage
Investigating operating system CPU usage
Investigating operating system disk space
Powering off a virtual machine hosted on ESX host from the command line
Choosing a network adapter for your virtual machine
Enabling enhanced vmxnet adapters for Microsoft Windows Server 2003
Modifying the Hardware Abstraction Layer (HAL) for a Windows virtual machine
HAL options after Windows XP or Windows Server 2003 Setup
Extending disk partitions in Windows with Diskpart
A Description of the Diskpart command-line utility
Device Manager does not display devices that are not connected to the Windows XP-based computer
Virus scanning recommendations for computers that are running Windows Server 2008, Windows Server 2003, Windows 2000, Windows XP, or Windows Vista
How to configure system failure and recovery options in Windows
PerfMon: High Number of Pages/Sec Not Necessarily Low Memory
An updated version of the Disk Partition tool for Windows Server 2003 is available
How to use the Sysprep tool to automate successful deployment of Windows XP
Troubleshooting timekeeping issues in Linux guest operating systems
Changing Linux run levels
Installing Guest Operating Systems from ISO Images
Extending a logical volume in a virtual machine running Red Hat
Virtual machine does not boot after being converted from a physical RedHat machine
Creating a new virtual disk for an existing Linux virtual machine
Changing the MAC Address of a Virtual Machine
Virtual machine IP Address and DNS Name not available on virtual machine Summary tab

ESXi Host

Using ESXi Shell in ESXi 5.x
Using Tech Support Mode in ESXi 4.1 and ESXi 5.x
Creating a persistent scratch location for ESXi 4.x and 5.x
Common ESX/ESXi host configuration issues which can cause virtual machines to become unresponsive
Determining if Intel Virtualization Technology or AMD Virtualization is enabled in the BIOS without rebooting
Verify the health of ESX Server Operating System
Gathering esxtop performance data at specific times using crontab
Location of ESXi 5.1 log files
Determining detailed build number information for VMware hosts
Verifying correct storage settings on ESX 4.x, ESXi 4.x and ESXi 5.0 – describes how to verify the version and installed updates
Changing the name of an ESX host
Identifying issues with and setting up name resolution on ESX Server
Editing configuration files in VMware ESXi and ESX
Configuring advanced options for ESX/ESXi
Unable to add ESXi host to the Active Directory domain
Using the ESX Admins AD group with ESX/ESXi 4.1 and ESXi 5.0 domain membership and user authentication
Cannot log into the ESX host service console after setting up Microsoft Active Directory authentication
Investigating disk space on an ESX host
Verifying the integrity of the physical network adapter on an ESX/ESXi host
Interpreting an ESX/ESXi host purple diagnostic screen
Manually regenerating core dump files in VMware ESX and ESXi
Configuring an ESXi 5.x host to capture a VMkernel coredump from a purple diagnostic screen via the Network Dump Collector
About the ESXi 5.x firewall
Formatting a USB Flash Drive to Boot the ESXi 5.0 Installation or Upgrade
Support for running ESX/ESXi as a nested virtualization solution
Installing ESXi 5.x in VMware Workstation

vCenter (VirtualCenter)

Repointing and reregistering VMware vCenter Server 5.1.x and components
Troubleshooting the database data source used by VirtualCenter Server
Troubleshooting Single Sign On on a Windows Installation
Configuring vCenter Single Sign On 5.1 for High Availability
Administrative Credentials Are Required for Oracle and SQL Server Databases When Installing or Upgrading VirtualCenter
Default vCenter Server certificates prevent some client applications from connecting to vSphere 4.0 systems
Replacing vCenter Server Certificates
Implementing CA signed SSL certificates with vSphere 5.x
Sysprep file locations and versions
Migrating VirtualCenter to a different Server
ESX Server host settings required for environments with up to 80 virtual machines per host in an HA Cluster
Required Ports for vCenter Server 5.0
Required Ports for vCenter Server 5.1
Configuring the Network Dump Collector service in vSphere 5.x

VMware HA

Troubleshooting Fault Domain Manager (FDM) issues vSphere 5.0 and later
Troubleshooting VMware High Availability (HA) in vSphere vSphere 4.1 and older
Changing the logging level for the VMware High Availability management agent (FDM) in vCenter Server 5.x
Advanced Configuration options for VMware High Availability
Mapping VMware High Availability Heartbeats and Communication Paths
Implications of enabling or disabling VMware HA strict admission control when using DRS and VMware DPM


Identifying disks when working with VMware ESX
Configuring and troubleshooting basic Software iSCSI setup
iSCSI and Jumbo Frames Configuration on ESX/ESXi
Enabling and verifying IOAT and Jumbo frames
Investigating disk space on an ESX host
Troubleshooting a datastore or VMFS volume that is full or near capacity
Verifying sufficient free disk space for an ESX/ESXi virtual machine
Understanding virtual machine snapshots in VMware ESXi and ESX
Best practices for virtual machine snapshots in the VMware environment
Recreating a missing virtual machine disk (VMDK) descriptor file


Operating system networking references and tutorials
Identifying issues with and setting up name resolution on ESXi/ESX Server
ESXi/ESX Server host requirements for link aggregation
NIC teaming in ESX Server
Sample configuration of EtherChannel / Link aggregation with ESXi/ESX and Cisco/HP switches
VLAN Configuration on Virtual Switch, Physical Switch, and Virtual Machines
Troubleshooting network connectivity with Virtual Switch Tagging (VST) / External Switch Tagging (EST) mode on an ESX/ESXi host
Troubleshooting Network performance issues in a vSphere Environmant
Cisco Discovery Protocol (CDP) network information
Configuring the Cisco Discovery Protocol (CDP) with ESXi/ESX
How to configure networking from the Service Console command line
Capturing a network trace in ESXi using Tech Support Mode or ESXi Shell
Capturing virtual switch traffic with tcpdump and other utilities
Troubleshooting network issues by capturing and sniffing network traffic via tcpdump
Dedicating specific NICs to portgroups while maintaining NIC teaming and failover for the vSwitch
TCP and UDP Ports for vCenter Server, ESX hosts, and other network components management access
Required ports for configuring an external firewall to allow ESX/ESXi and vCenter Server traffic
Which ports are required for vShield Zones operation?
Troubleshooting network and TCP/UDP port connectivity issues on ESX/ESXi
Troubleshooting virtual machine TCP/IP connection issues

vCenter Operations Manager (vCOPS)

Resetting user passwords in vCenter Operations Manager vApp

vCenter Converter

Enabling the Use of Non-root User for Hot Cloning of Linux Source Machines
Best practices for using and troubleshooting VMware Converter
Virtualizing existing domain controllers
Applications and drivers that may not convert into virtual machines
Virtual machine does not boot after being converted from a physical RedHat machine
Troubleshooting the boot failure of a Linux virtual machine converted from a physical computer
Connection to a Linux source fails despite correct SSH configuration

VMware Update Manager

VMware Update Manager Network Port Requirements

VMware View

VMware View Client requires HTTP 1.1 to be enabled in Internet Explorer

Correlating vCenter Server and ESXi/ESX host build numbers to update levels

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