July 16, 2020

Is your ESXi Root Account Locked?

VMware,

Now let’s fix ESXi root Account Locked Out Now let’s fix ESXi root Account Locked Out You might be wondering why your ESXi Root Account get’s Locked. Well, if you see VMware is tightening the security of ESXi for its every version of vSphere ESXi. When you try to log in your ESXi root account…

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June 10, 2020

Monitor VMware ESXi Host Using LibreNMS

Linux General,Server,VMware,

Configuring SNMP on VMware ESXi host Log in to the ESXi host with root user credentials. Once you have logged in, check the current SNMP configurations # esxcli system snmp get Authentication: Communities: Enable: false Engineid: Hwsrc: indications Loglevel: info Notraps: Port: 161Privacy:Remoteusers:Syscontact:Syslocation:Targets:Users:V3targets: You can start the configuration by setting the community string(s). #esxcli system snmp set –communities <community> e.g# esxcli system snmp set –communities actsupport Configure SNMP Port # esxcli system snmp set –port 161 Enable SNMP on the server # esxcli system snmp set –enable true Set syscontact # esxcli system snmp set –syscontact infrastructure@actsupport.com Set Server Location: # esxcli system snmp set –syslocation US-RA0154 Check SNMP firewall rules: # esxcli network firewall get   Default Action: DROP   Enabled: true   Loaded: true # esxcli network firewall ruleset rule list  | grep snmpsnmp                Inbound    UDP       Dst               161       161 # esxcli network firewall ruleset allowedip list | grep snmpsnmp                All Only…

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May 26, 2020

VDI Commands to Create, Delete, Update, Import & Export

Blade / Virtualization,VMware,

Diagnose your network configuration with the below discussed VDI commands. Make use of these VDI commands to troubleshoot your network configuration and check how to migrate a Xen VDI to another storage repository via the command line. VDI commands to clone, create, delete, update, import & export 1.CREATE: If you want to create a VDI…

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May 13, 2020

Troubleshoot the most common ESXi Booting Issues Now!

Server,VMware,

Have you faced the ESXi Booting issue, is it in a non-responding state or unable to access the specified host? Well, then this guide could help you to troubleshoot while your ESXi is disconnected or in a non-responding state in the vCenter Server.  If your host stops at bootup while sharing a boot disk with another host…

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May 11, 2020

Troubleshooting ESXi hosts

Server,VMware,

When you have issues with ESXi hosts, it will affect your VMs as well, so let’s check the common ESXi hosts issues you could be facing. In this guide you can find the complete troubleshooting details needed for installation, how to monitor the health of your ESXi host, and how to export diagnostic information required.…

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October 14, 2019

VMware Cloud on AWS adoption

AWS,VMware,

VMware Cloud on AWS is the world’s most powerful integrated hybrid cloud offering. It is most suitable for enterprise IT infrastructure and operations firms, looking to migrate their on-premises vSphere-based workloads to the public cloud. Organizations can consolidate and extend their data center capacities, and also optimize, simplify and modernize their disaster recovery solutions.  It…

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March 11, 2015

Device eth0 does not seem to be present

VMware,

Issues After restoring a VM from datastore or after cloning a centos VM on Vsphere, we see the following error during network restart “Device eth0 does not seem to be present” Cause: After cloning or restore from datastore, the MAC address needs to be edited on the VM configuration settings since the MAC ID tends…

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March 10, 2015

Vmware – Unable to operate a ESX host with locked disk

VMware,

Background – No operation can be performed on an ESX host and you may see files are locked by other processes. Solution Determine which ESXi/ESX host has a locked or rogue file. * First login to the local tech support mode console on the host. * Use the command vmkfstools to obtain the lockstatus of…

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February 10, 2015

Change VLAN ID using VMware Infra Client or Vsphere client

VMware,

This guide will help you to change the VLAN ID using the VMware Infra Client or Vsphere client. Below are the information that relates to adding and removing VLAN IDs to and from a portgroup, when the following symptoms are observed. Loss of network connectivity to and from the host. Loss of connectivity to associated…

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November 7, 2014

Virtual Machine Cannot Start (Vmware) – ESX/ESXi – 5.0

VMware,

Problem: Virtual Machine Cannot Start (Vmware) – ESX/ESXi – 5.0 Explanation: There will be situations where the VM on a host fails to start without showing any progress when the power state is reset. This can be caused by a hung process on the host. Solution: SSH into the host on which the VM is…

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