NSX | All about control plane

When I was learning about NSX Control plane, I couldn't find all information in a single pane or page. Information was there but scattered. I thought to gather all the info and put it in below way. I found it better to learn in future. Please don't shy to leave your feedback if you find it...

NSX | IP Discovery

Of course, NSX need to know the IP address of any VM and to find the IP address of any VM it uses below methods - VMware Tool installed on every VM - DHCP Snooping (Enabled on host cluster) - ARP Snooping (Enabled on host cluster) Multiple methods can be used to discover the IP and can be used in below operations\task by NSX Manger - Firewall Rules - Spoofguard IP Discovery with VMware Tools- VMware...
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PS | Automation can be dangerous!

Hi Folks, Everyone loves automation. It is very exciting to see that operations is happening automatically. But it will not take much to convert from excitement to graveyard regret if not executed in correctly or in a perfect manner. I would like to share one example where we were in process of upgrading all NSX edges. As per plan, we selected around 100 edges to upgrade first and then we had to...
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NSX | Plan upgrade with care

Good Morning Folks, Purpose of this post is to make all of you aware about one of the supported feature of NSX which is no more supported started from version 6.4.4. Why specifically I am sharing it because it can be a good example on "How you should plan the upgrade". Feature is "Starting from 6.4.4, 3DES as an encryption algorithm in NSX Edge IPsec VPN service is no longer supported." Now question...

NSX | What is 3 and 5 tuple value?

This question was asked in one of my interview and I was not that knowledgeable to answer it at that time. I don't want anyone else (who learn NSX and my blog. I have no way to share it with all the world:)) to be unanswered on this question. With this thought, I am writing the answer below. It is very small thing but matter a lot while asked in an interview.   It refers to a set of three...
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PS | How to read content of any file inside GuestOS without logging in?

I am doing lot around powershell these day. Let's see one more Challenge given and provided solution. Basically, this challenge belongs to my last blog. Here I was asked to read the content of a file in a VM without accessing RDP. Sound interesting? isn't it? #Start here Connect-VIServer vCenter1 $VM...
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Powershell | Transfer file into VM

Hi Guys,I hope that this post will help many because everyone once in their career might encounter this issue.The issue is, "RDP for this VM is not working\allowed, how can I transfer this file into this VM". I have seen many guys facing this issue, So, below is the solution#start hereclear$VC = Read-Host "Enter the IP address\fqdn of vCenter server"Connect-VIServer $VCWrite-Host "Enter the requested...
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Powershell | Modify password for user account inside GuestOS of a VM

Today I got this challenge and I did it in below way- #Start here $VC = Read-host "Enter your vCenter server name\IP " Connect-VIServer $VC $vmName = Read-host "Enter the target VM Name in vCenter " $UN = read-host "Enter the target username " $pswd = 'Password' #Enter password here which you want to set in '' mark $Chpass = @" `$securePswd = ConvertTo-SecureString -AsPlainText -String $pswd...

NSX | Bit about Firewall

Types of Firewall rules based on protocols and security layer- General Rules - These rules are applied to the L3, L4 and L7 protocols and fields such as IP addresses, TCP\UDP port numbers and APP-IDs. In addition, vCenter attributes like datacenters and resource pools can be part of the group. Ethernet...
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[Update] Powershell

Hi Guys, I am still working on the idea to create a Centralize tool for many vCenter Operational tasks with the help of powershell in a time efficient way. I have divided it into three category. Get or Search Engine ....................In Progress Set or operations Engine ...............To be initiated Deploy...

NSX | Service Composer

Below is the excellent article on Service composer in NSX. Very well explained and to the point detail. Read it completely and feel free to start any discussion. https://blogs.vmware.com/consulting/tag/nsx-service-composer Thank you, Team vCloudNot...
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