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Rakhesh Sasidharan
60 followers -
Lazy Geek. Tech Enthusiast. Root.
Lazy Geek. Tech Enthusiast. Root.

60 followers
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Rakhesh's posts

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At work as part of some security certification we are running Nessus scans on all our systems and it came up with the following vulnerability – link. Read that link, it’s good info. Basically if one of your Windows Service entries point to (say)…

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IE 11 update requires the following prerequisite updates – link. Even after installing those (most of which are already there) IE 11 install will complain and fail. The log files are in C:\Windows\IE_.main.log. In my case I was getting the following error…

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So, I was trying out a Windows vCenter 5.5 to VCSA 6.5 appliance migration and at the stage where I enter the target ESX host name where the appliance will be deployed to I got the above error. Wasted the better part of my day troubleshooting this as I…

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Been working with our Cisco CME (Cisco Unified Communications Manager – Express – as a reminder to myself!) at work past 2-3 days. I have no idea about Cisco telephony, but wanted to tackle an issue anyways. Good way to learn a new system. The issue was…

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Need to P2V a SQL cluster at work. Here’s screenshots of what I did in a test environment to see if an idea of mine would work. We have a 2 physical-nodes SQL cluster. The requirement was to convert this into a single virtual machine. P2V-ing a single…

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Had to come up with a list of machines and their CPU, disk info etc. Thought it better to make a small script for it. "Machine1","Machine2","Machine3", | %{ "===$==="; Get-WmiObject -CN $ -Class Win32_ComputerSystem | ft @{Name="Physical CPUs";…

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Datastores in ESX hosts are made up of extents. Extents can be thought of as the underlying physical disk/ LUN that goes into making up the datastore. A datastore is usually made up of a single extent, but can span multiple extents too. So removing a…

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Needed to dismount some datastores/ LUNs from a few hosts but before doing that needed to ensure none of the VMs running on these datastores are hosted on the hosts I want to remove access from. This one-liner PowerCLI will do just that for you:…

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Recently I decided to upgrade my Kindle. And went on a splurge and first bought the Voyage, and then the Oasis (on a 5 month installment scheme from Amazon). This was a huge upgrade for me – device I hitherto used for reading being the first gen…

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KMS is something you login to once in a blue moon and then you wonder how the heck are you supposed to install a license key and verify that it got added correctly. So as a reminder to myself. To install a license key: slmgr.vbs /ipk…
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