• Nested Ubuntu KVM on esxi

    Here I will collect main steps to deploy UbuntuKVM on esxi for NSX-T deployment for testing purposes.

    1. Install NSX-T version 2.4.1

    2. Install Ubuntu 16.04.2 as most compatable

    ...
  • NSX-T v2.4.1 Installation

    Why NSX-t v2.4.1: I am currently want to stick to VMware Validated Design VVD 5.1

    1. Log in to the vCenter via vSphere client, right click the cluster and click “Deploy OVF

    ...
  • NSX controller reboot

    Sometimes you can see errors that one of the NSX controllers not healthy.

    First, try to SSH to the applience and check logs.

    Also, good practice to restart

    ...
  • vCenter Enhanced Authentication Plugin Not Working

    ISSUE: When navigating to your vCenter Web Client (Flash) page, the browser no longer allows you to check the “Use Windows session authentication” box.

    FIX: need to

    ...
  • NSX controllers /var/log usage - 100%

    NSX Manager version: 6.4.1
    Appeared in earlier versions too.

    Issue: The /var/log is full with 100% utilization for all 3 Controllers.
    root@nsx-controller [ /var/log ]# df

    ...
  • NSX Engeneering mode

    This is basically a root bash shell on the underlying Linux based appliance. From here, system configuration files and scripts as well as most normal Linux functions can be

    ...
  • Enable RSS in the ESXi host

    To take full advantage of the Intel® Converged Network Adapter's capabilities, enable Receive Side
    Scaling (RSS) in the ESXi host to balance the CPU load across multiple cores. Refer to the

    ...
  • VMware CLI notes

    Some useful NSX CLI commands:

    System related:

    • ESXi build and version numbers
      esxcli system version
    ...
  • Step by Step - Upgrade NSX 6.3.5 to NSX 6.4.1

    In the realease notes you will find a description of all the news ...

  • vRNI expired login error

    vRNI was installed and configured, but we forgot to put proper license and after demo license expired, we was locked down to put active license into environment.

    Some work

    ...
  • ESXi change scratch persistence to /tmp/scratch

    After I decided to have VSAN on my small home lab, I looked up some

    ...
  • Changing the IP of vCenter Server Appliance (vCSA)

    Connect to VMware vCenter Server Applience on port 5480

    I used #6 ...

  • VMware PowerCLI start notes

    VMware PowerCLI 10.0.0 is the new release of PowerCLI and the first to become multi-platform: it adds support for Mac OS and Linux!

    Thanks to Microsoft PowerShell Core 6.0, the

    ...
  • vCenter - current connection state of the host

    I just had an issue with vCenter 6.0 and ESXi 6.0 where I was unable to deploy OVF power on a VM.

    The error which I was faced with was a relatively generic message based on the host

    ...
  • vSphere: ESXi behind NAT (vCenter connection)

    Issue:

    I have recently had the requirement to put a NAT router performing NAT overload between an ESXi server and it's respective vCenter server. According to VMware ...

  • CentOS - extend volume on VM

    vSphere: vCenter behind NAT

    Issue:

    I have recently had the requirement to put a NAT router performing NAT overload between an ESXi server and it's respective vCenter server. According to VMware ...

  • HYPERV-2012-LIVE_MIGRATION-ERROR-0x80090303

    Error: Live migration of 'Virtual Machine WIN2012-STD' failed. Virtual machine migration operation for 'WIN2012' failed at migration source 'WIN2012-R2-A'. The Virtual

    ...
  • Windows 2012 - reverting updates

    Issue: Updates were stuck installing at 5% or Cannot instal updates:

    1. Amended the 'Automatic Start action' on virtual machine settings to change the delay to 2 seconds,

    ...
  • Using the Set-ExecutionPolicy Cmdlet

    Changing the Windows PowerShell Script Execution Policy

    The Set-ExecutionPolicy cmdlet enables you to determine which Windows PowerShell scripts (if any) will

    ...

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