With vSphere 7 the management of certificates became much easier. For starters the solution certificates are deprecated, being replaced under the hood with a less complex but equally secure method of connecting other products like vRealize Operations, vRealize Log Insight, etc. Furthermore, there are now REST APIs for handling vCenter Server certificates. VMware Certificate Authority…
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vCenter 7.0 Update 2 Upgrade Issue – Exception occurred in install precheck phase
vSphere 7.0. Update 2 is over 5GB large and promises a lot of new features. However upgrading your environment can proof difficult. Once I start to upgrade my DEV vCenter I came across this error: Exception occurred in install precheck phase Resume leads to pre-check and pre-check results in same error as above. At this…
Read moreHow to Configuring Identity Federation to Use Windows ADFS
Ok, you want to use multi-factor authentication accessing your vCenter? With vSphere 7 you can configure ADFS (Active Directory Federation Services) ADFS is a software component to provide users with single sign-on access to systems and applications that are located across organizational boundaries. Here is my playbook video: Here is my playbook Go to Menu…
Read moreBefore and After vCenter FQDN and IP (PNID) change – IMPORTANT!
So you wanna change FQDN or IP of your vCenter? Here is a couple things to consider: BEFORE CHANGE: If you run vCenter in HA mode, you need to disable it Must unregister solutions: SRM, vROps, vRNi etc AFTER CHANGE: Regenerate and replace vCenter Server certificates Configure vCenter Server High Availability Add vCenter Server with…
Read morevSphere 7 – How to change the FQDN and IP (PNID) Address of vCenter Server Appliance
There is a new feature in vSphere 7 allowing admins to change FQDN and IP of vCenter Server Appliance, the feature for which I personally was waiting a long time. Why am I interested in changing FQDN or IP? Recently we acquired another company and I would like to change their vCenters FQDNs to the…
Read moreTransfer failed: IO error during transfer : java.io.EOFException: Unexpected EOF read on the socket
That error was a bummer. I was trying to deploy Dell SRS. When I received error: Transfer failed: IO error during transfer : java.io.EOFException: Unexpected EOF read on the socket. SITE NOTE: What is SRS – Secure Remote Services (formerly ESRS) is a highly secure, two-way connection between your Dell EMC products and Dell EMC Customer Support that helps…
Read morevCenter Server Managed Object Browser (MOB) reports a 503 Service Unavailable error
If you cannot access the vCenter Server Managed Object Browser (MOB) at https://vCenterFQDN/mob/ and your browser shows this error: 503 Service Unavailable but all other services are up and running, this mean it has been disabled. The issue occurs if the <enableDebugBrowse> parameter in the vpxd.cfg config file is set to false Here is a runlist to resolve this issue: SSH to…
Read moreHow to uninstall SimpliVity plug-in form vCenter
After successful decommission of HPE Simplivity, time came to uninstall vCenter plug-in. Here is my runlist: SSH to vCenter server If you do not see bash shell type in command shell Go to plug-in location, follow this commands to uninstall plug-in: Press ENTER once prompted The plug-in has been uninstalled. In my case the process…
Read moreHow to add SimpliVity datastore to standard ESXi server
But why one may ask… I came across this issue once I was actually decommissioning SimpliVity cluster and I had to vMotion all Virtual Machines to another host with local datastore. vMotion was failing for some reason and the only way to resolve it was to attach Simplivity to the target host. Here is my…
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