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HOW TO: Unlock admin account in vCloud Connector Server / Node

VMware vCloud Connector server / node locks out the admin account on the vApp if you try to log in with incorrect credentials three times in a row, displaying this error message:

Account locked due to 4 failed logins Login incorrect

Unlock the admin account

Log in to vCloud Connector console as root user (default […]

VMware PowerCLI script to query Virtual Machine events

I have been asked to write a script to find out who created a particular VM or get a list of VMs that were built in the last N days…

Again, we need to go through the vCenter database and search for a particular event type or name. Cmdlet that is going to help us […]

HOW TO: Identify VMFS Datastore on Perennially Reserved LUN

We all well familiar with the problem with Raw Device Mapped (RDM) LUNs that are used by VMs running Microsoft Clusters Service.

VMware KB: 1016106

ESXi 5.0 uses a technique to determine if Raw Device Mapped (RDM) LUNs are used for MSCS cluster devices, by introducing a configuration flag to mark each device as “perennially […]

Who created these VM snapshots???

I am sure you have been in a situation where there are a lot of old, unidentifiable virtual machine snapshots and no one takes responsibility for creating them. How would you deal with all these “pre install”, “upgrade” or any other meaningless snapshot names without description?

Well, it is easy to find out when snapshot […]

HOW TO: Ensure Trend Micro Deep Security Agent is installed and running on RHEL

Login as root; Confirm Trend Micro Deep Security Agent is installed: [root@RHEL001 ~]# rpm -qa | grep ds_agent* ds_agent-9.0.0-2008.x86_64 Review status of the Trend Micro Deep Security Agent service: [root@RHEL001 ~]# /etc/init.d/ds_agent status ds_agent is stopped Restart the Trend Micro Deep Security Agent Service: [root@RHEL001 ~]# /etc/init.d/ds_agent restart Stopping ds_agent: [FAILED] Starting ds_agent: [ […]

HOW TO: Add Cisco Nexus 1000V licenses

A couple of days ago I had a strange problem on newly deployed VMware ESX hosts which were added to Cisco 1000V Distributed Virtual Switch. Both, the Management Network and vMotion interfaces were OK but VMs on any other port groups did not have network connection. The UCS server profiles were configured correctly and all […]

HOW TO: Create custom vSphere ESXi ISO with VMware vSphere ESXi Image Builder

In this tutorial I will be building a custom VMware ISO image that includes VMware vSphere 5.0 Update 2, EMC PowerPath 5.7 P02, Cisco Nexus 1000v VEM and Cisco UCS M81KR VIC fnic and enic drivers.

Download all modules you are planning to add to the image and store them in a folder; You can […]

HOW TO: Change default port and configure redirection in Apache Tomcat.

By default, Apache Tomcat web server is configured to listen on port 8080. In order to get it to listen on the default http port 80 you have to reinstall it or follow these instructions:

Navigate to C:Program FilesApache Software FoundationTomcat 6.0conf and edit server.xml: Change Connector port from 8080 to 80 (or any […]

HOW TO: Upgrade Cisco Nexus 1000V VSM and VEM

Download Cisco Nexus 1000V upgrade code from Cisco web site: These instructions will be for Cisco Nexus 1000V Release 4.2(1)SV1(5.2b).

Software: http://software.cisco.com/portal/pub/download/portal/select.html?&mdfid=282646785&catid=268438038&softwareid=282088129; Release Notes: http://www.cisco.com/en/US/products/ps9902/prod_release_notes_list.html Extract the following files from Nexus1000v.4.2.1.SV1.5.2b.zip: VSM – Nexus1000v.4.2.1.SV1.5.2b.zipVSMUpgrade: nexus-1000v.4.2.1.SV1.5.2b.bin – system software image; nexus-1000v-kickstart.4.2.1.SV1.5.2b.bin – kickstart software image VEM – Nexus1000v.4.2.1.SV1.5.2b.zipVEM: VMware vSphere ESX 4.1 – VEM410-20121212147401.zip VMware […]

VMware Certification Marketplace now open to global customers

In January 2013 I had an unpleasant experience with VMware Certification Marketplace. I purchased an Exam Voucher for VMware Certified Professional 5 – Desktop (VCP5-DT) exam but it was not valid for tests scheduled in the UK. When I realised my mistake, I contacted the Customer Support and asked for a refund. There is […]