Category Archive: vSphere 6.0

Sep 21 2017

Update ESXi Fails With “DependencyError, Requirement Cannot Be Satisfied Within The ImageProfile”

Was contacted a few days ago by customer who got the following error when trying to upgrade their ESXi hosts. [DependencyError] VIB VMware_bootbank_esx-base_6.0.0-2.43.4192238 requires vsan >= 6.0.0-2.43, but the requirement cannot be satisfied within the ImageProfile. VIB VMware_bootbank_esx-base_6.0.0-2.43.4192238 requires vsan << 6.0.0-2.44, but the requirement cannot be satisfied within the ImageProfile. Please refer to the …

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Apr 12 2017

Manage ESXi Routing Via Command Line Interface

There are certain key combinations and commands I find more difficult to remember than others. I wrote about Send F Key to VMware Fusion via MacBook Keyboard and the next in line is routing for ESXi. This is not something i do very often but It happens from time to time. I will not go into …

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Mar 31 2017

Heads Up! Critical Security Patch Available for VMware ESXi & More

A few days ago, 2017-03-28, VMware released a few security patches that will prevent a guest from execute code on the ESXi host. This has been possible based on heap buffer overflow and uninitialized stack memory usage in SVGA. Available VMware KB articles for these issues are: KB 2149672 KB 2149673 Affected VMware ESXi versions …

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Mar 30 2017

Heads Up! No More Third Party Virtual Switches API For ESXi

Update 2017-04-01 No it is official, see VMware KB 2149722 for more information. —————————————————————————————– Since I know quite a few of my customers are using third party switches in their vSphere environment instead of the VMware native Virtual Standard Switch (VSS) or vNetwork Distributed Switch (VDS) i wanted to provide you with some information I have …

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Mar 01 2017

VMware vCenter Server 6.0 U3 & ESXi 6.0 U3 released

A few days ago, 2017/02/24, VMware released vCenter Server 6.0 Update 3 and ESXi 6.0 Update 3. Both vCenter Server 6.0 U3 and ESXi 6.0 U3 now includes upport for TLS v 1.0, 1.1 and 1.2. For ESXi it is enabled by default and can be configurable with 6.0 U3. For vCenter Server 6.0 U3 the …

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Jan 31 2017

ESXi 6 – The VMRC Console Has Disconnected

So a few days back i was experience an issue where i couldn’t connect to a VMware vSphere ESXi 6.0 Patch 4 (build number 4600944) based Virtual Machine Remote Console (VMRC) at a customer. I have seen this quite a few times over the years and there are a lot of VMware KB articles available on the topic. …

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Aug 11 2016

Verify vMotion functionality using PowerCLI

One very important thing during any environment deployment or environment expansion is to verify it actually works as expected. It has been a while since my last script blog post but i wanted to share one PowerCLI script i put together a while ago to verify vSphere vMotion functionality. The script has been very handy …

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May 23 2016

Register vCenter Server Lookup Service in vShield Manager

A few weeks ago i upgraded a customer environment to latest release of VMware vSphere. Customer ran 5.5 U2 and now they wanted version 6.0 U2 for both vCenter Server and ESXi. The entire process was pretty straight forward and the only little bump we had was the vShield Manager to vCenter Server Lookup Service …

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Apr 05 2016

Change ESXi password complexity policy

The other week i was asked by a customer to change passwords for all service accounts in their environment and this includes but not limited to IPMI admin account, ESXi host root account, Nutanix Controller Virtual Machine (CVM) nutanix account vCenter Server administrator@vsphere.local account Based on existing customer password requirements for ESXi hosts, 16 characters including only …

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Mar 30 2016

Remove Horizon View Desktops Pools and VMs stuck in delete state

A while back i had to manually clean up some Horizon View (version 6.2) Desktop pools that were stuck in the delete state. Reasons for this was failed attempts to delete Horizon View VDIs even though their corresponding vCenter Server VMs were successfully deleted. Below is a print screen from the Horizon View UI showing the state …

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Mar 01 2016

Error joining vCenter Server Appliance to Active Directory

Time for another guest blog post and this one by my former colleague Johan Blom @ RTSAB who had problem joining a vCenter Server Appliance 6 U1 to a Windows 2012 R2 domain. When trying top join domain from vSphere Web Client the following error was seen:   Idm client exception: Error trying to join AD, error code [11], user [XXX\yyy …

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Jan 08 2016

vSphere 6.0 Update 1b released

Yesterday, 2016-01-07, VMware release vSphere vCenter Server and ESXi 6.0 Update 1b. A few updates and fixes i think will be useful for at least some of my readers are listed below: VMware now supports Cisco Nexus 1000V Virtual machines protected by VMware vShield App lose network connectivity on the ESXi 6.0 hosts Windows 10 …

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Nov 26 2015

ESXi Change Block Tracking patch released

Yesterday, 2015-11-25, VMware released a patch that will solve the ESXi 6.0 Change Block Tracking (CBT) problem where virtual machines backed up using CBT could experience the following problems: Inconsistent virtual machine backups The CBT API call QueryDiskChangedAreas() API call can sometimes return incorrect changed sectors, which results in inconsistent incremental virtual machine backups. The …

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Sep 11 2015

vSphere 6.0 Update 1 released

Yesterday, 2015-09-10, VMware released vSphere 6 Update 1 (U1) and it contains quite a few enhancements and a lot of resolved issues in the following areas: ESXi API Backup CIM Installation Guest Operating System Security Storage Network Upgrade vCenter Server Upgrade Issues vCenter Single Sign-On Issues Security Issues Storage Issues vCenter Server, vSphere Web Client, …

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Aug 13 2015

vShield Manager disk 100% full

A few days ago my vShield Manager, VSM, virtual machine (VM) disk system was filled up to 100%. Yes i know this is due to poor monitoring but it’s in my lab and i’m using it for a specific reason from time to time. At least i had some reporting of the issue so i …

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Jul 30 2015

Heads up! LUNs attached to VMware vSphere 6.0 hosts may remain in APD Timeout state

28 July VMware released a knowledgeable article describing a problem with ESXi 6.0 and the All Path Down (APD). The problem is that a LUN that have experienced an APD state never exist the APD state and the LUN is not accessible from the ESXi host even though the connection between the ESXi host and the …

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