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 Your Business at your Fingertips

 Anytime, Anywhere on Any Device

 

 Freedom, flexibility and efficiency.

 Empower your workforce today.

 

 Find out more here

 

 

 

 

Lee Wynne | May 31st, 2008 | Continued

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 VMware and Citrix Consulting Services

 Affordable, Qualified and Available

 

 Grab yourself an expert and deliver at

 half the cost.

 

 Learn more here

 

 

 

 

 

 

 

Lee Wynne | May 31st, 2008 | Continued

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 IT Business Agility

 24 x 7 - Data Center Availability

 

 Site Failure, Comms Room Failure, Server

 Failure or Application Failure.

 Be prepared for anything

 Learn more here

 

 

 

 

Lee Wynne | May 30th, 2008 | Continued

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Our recent articles and other industry content

Data Center Contingency in a Box

Always been a fan of server virtualisation, simply because of the portability of virtual servers once they have been through the virtual infrastructure sausage machine.

 

Data Center contingency becomes much easier, its a case of finding the most cost effective way of replicating the virtual servers from storage solution to remote storage solution and then providing the host hardware to run those virtual machine when the shit hits the fan (usually there are network routing and DNS issues to deal with too but hey, it doesn’t half make things easier once you virtualise)

 

Data replication though, it can be expensive stuff, so can the redundant hardware needed on the remote site, awaiting activitation when a ‘plane lands on your data center’ (not sure how many times that has happened, but always seem to be the number one threat when having discussion on the subject).

 

What is Server Virtualisation and why use it?

Virtualization is a method of running multiple independent virtual operating systems on a single physical computer.  It is a way of maximizing physical resources to maximize the investment in hardware.  Since Moore’s law has accurately predicted the exponential growth of computing power and hardware requirements for the most part have not changed to accomplish the same computing tasks, it is now feasible to turn a very inexpensive 1U dual-socket dual-core commodity server into eight or even 16 virtual servers that run 16 virtual operating systems.  Virtualization technology is a way of achieving higher server density. However.

Wiki - What is Desktop Virtualisation?

Desktop virtualization (or Virtual Desktop Infrastructure) is a server-centric computing model that borrows from the traditional thin-client model but is designed to give administrators and end users the best of both worlds: the ability to host and centrally manage desktop virtual machines in the data center while giving end users a full PC desktop experience

Wish List - A Better Mechanism for Exporting a Citrix XenApp Datastore

 

Something I have wanted to develop for a while, is an easier mechanism for exporting the whole data store contents of a Citrix XenApp farm, on the fly, with the click of a button.

 

Virtualisation - Agility is most valued by businesses

 If you talk to CIOs who really “get” virtualization, the benefit that excites them the most is not cost savings but agility. I’m talking about the ability to say yes, quickly, to a business side request. Virtualization is helping smart IT leaders morph from “no” people to “yes” people. That’s a huge shift for many IT organizations and companies. But in order to be a yes person, you need to have enough carefully-managed virtual infrastructure on hand.

 

VMware Acquires ‘B-hive’

As you may know, VMware recently began the process of acquiring B-hive, but you may not know much about what B-hive does. From the press release, B-hive “gives infrastructure groups visibility into application performance in virtual environments such as end-user transaction response time, virtual machine utilization and cross-virtual machine dependencies.”  

VDI: On the Horizon

Michael Rose, Research Analyst at IDC, discusses the rise of best practices for virtual desktop infrastructures in this executive interview sponsored by Citrix Systems.

Many companies are now talking about virtual desktop infrastructure (VDI) as a way of delivering desktops virtually to end-users. Is this becoming a viable technology for mainstream enterprise customers?

Transforming the Datacenter into the Delivery center

Michael Rose, Research Analyst at IDC, discusses the rise of best practices for virtual desktop infrastructures in this executive interview sponsored by Citrix Systems.

A Demo of Windows XP Desktop Running on iPhone

Now that Apple are due to release the 3G iPhone and the development kit, it won’t be too long before a number of different ICA clients are released which will allow you to run Windows applications and Windows Desktops sessions on your iPhone.  

 

Not using the local resource on the iPhone, the Citrix ICA clients allow access using the ICA protocol to a number of different Citrix platforms.

 

Citrix Access Gateway Client for MAC OS X beta release

At last, I can now connect my mac to my Citrix Access Gateway!  An admin client and EPA client would be nice too…

 

Download the VMware ThinApp Beta

VMware have release a beta of its up and coming ‘ThinApp’ solution which I have a very strong interest in.

 

Some key features are:

  • Virtual applications can communicate with each another
  • There is no agent required to launch virtualised applications (this enables total portability)
  • Virtual applications are compiled into industry formats such as ‘exe’ and ‘msi’ files (this enables complete integration into your existing application deploy mechanism).
  • Virtual applications can be updated centrally

Setting up Configuration Logging in Presentation Server 4.5

New to Presentation Server 4.5, Configuration Logging will log all changes made in the Citrix Access Management Console (for the Presentation Server node only) and the Presentation Server Console.  So it will log changes to published applications, farm level settings, server level settings, etc. It will not however log changes made using the Password Manager Node, Web Interface Node, or Access Gateway nodes, even though they show up in the Access Management Console.

 

Changing the IP address, default gateway and hostname of the Service Console in ESX Server 3.x

This article describes how to change the service console IP address, gateway address and hostname on your ESX Server 3.x host.  These settings can be changed using the Virtual Infrastructure Client or from the physical or a remote console connection (ILO, RSA, DRAC, etc)

What is Citrix XenApp? A simple explanation from Wiki

We will be publishing a number of posts over the next couple of months which will provide newcomers  to the application delivery and virtual infrastructure space with a better understanding of the products, benefits and usage scenarios.

 

Citrix Web Interface 5 Demo Video

Here is a quick demonstration video showcasing the new look and feel of Citrix Web Interface 5.

 

Citrix Access Gateway Advanced Load Balancing Contingency and High Availability Design Options

 Citrix Access Gateway Advanced Edition is a great product, lots of my time is spent designing, implementing and integrating this product usually with a Citrix XenApp backend which includes Web Interface.

One question seems to always pop up though.  Is it resilient and what happens if a component of the infrastructure fails?

 

Let us take a look at the components required to build the infrastructure and what might happen if one fails.  We will start at the front end and work backwards from there (as this is what the client hits first).

 

How to setup Citrix Smart Auditor

What is SmartAuditor?

At the very basic level, it is a recording of an ICA session for playback later. This could be used for troubleshooting (record a user that has intermittent issues for platback later when the issue arises) or compliance (record all users of the HR application to have proof of what session did what). This is 1st rev some of the things you may wish for are not included (Record session on the fly after session has started, searchable files, or the fact you have to disable session sharing to get the thing to work…).

Extending Xen iSCSI backend storage devices by adding another iSCSI LUN

I needed to add more storage space on the /home directory of a Xen guest running on a RHEL5 system. I investigated extending its LUN on the NetApp Filer and then tried running pvresize to see if the Xen guest would recognise the new size. No luck. In the end, i created another iSCSI LUN, mapped it to the Xen host, configured the Xen guest to see the new LUN and let LVM know it had another physical disk to play with. This is how i did it.