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Posts tagged ‘Synchronizer’

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How to upgrade to Citrix XenClient Service Pack 1 (SP1)

Doug Brown posted a very detailed article about upgrading XenClient and Synchronizer to SP1.

How to Upgrade to Citrix XenClient Service Pack 1 (SP1)

In combination with my little hint how to copy the upgrade package for Synchronizer you should be good to go.

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How to upgrade XenClient Synchronizer

Updating the Citrix XenClient Synchronizer is as simply as run a little shell script but frist you need to get this script copied to the Synchronizer itself.
The described way in the official admin guide for the Synchronizer Citrix suggests to place the upgrade file on a location which you can access through SSH.
In a Windows only world this isn’t that easy. Also the default configuration of Synchronizer doesn’t allow you to connect via SCP, for example with WinSCP.

The easiest way to copy the upgrade file to the Synchronizer is to enable SSH on the Synchronizer, which is done in two simple steps.

  1. Log on as root to the Synchronizer console using XenCenter
  2. Run  dpkg-reconfigure openssh-server

Et voila you can now connect to the Sychronizer using your favorite SCP client (I prefer CyberDuck or WinSCP) and copy the upgrade file directly to it.

For the rest of the update procedure just follow the admin guide.

By the way, kudos to Jesse Wright which posted this solution in the Citrix suport forum.

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Citrix XenClient 1.0 RC2 released (Update)

Today Citrix released the latest preview of their bare-metal type 1 client hypervisor. Citrix changed and added a lot to the RC2 release since the RC1 release.

New Features in XenClient RC2

  • Support for Windows 7 x64 as guest VM
  • Improved USB (support for integrated USB devices, new user interface for mapping USB devices between VMs and setting up persistent connections between VMs and USB devices)
  • Support for Bluetooth devices
  • Usability Enhancements
  • Simplified VM upload and download process
  • Improved display of upload/download progress
  • Enhanced client authentication experience
  • In VM alerting system
  • Mouse pointer trails support
  • Automatic slipstream of Intel Graphics drivers
  • Intel AMT KVM Remote Control
  • Intel Extended Page Tables support
  • In place upgrade for XenClient
  • Local authentication enhancements
  • Secure Application Sharing enhancements
  • Expanded hardware compatibility

New Features in Synchronizer RC2

  • Dynamic Image Mode (Experimental)
  • Simplified disk space expansion for image and backup storage
  • Simplified and Expanded Synchronizer Setup
  • In place upgrade for Synchronizer
  • Scalability enhancements
  • Usability Enhancements
  • Revamped web console

More…

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Citrix Synergy 2010 San Francisco Day 1 Keynote Summary

Yesterday Citrix Mark T. hold the first Keynote of Citrix Synergy 2010 San Fransisco. The presentation was full of live demos and very interesting topics. It also was very Apple-ish and there even was a “One more thing” thingy. If you missed the live keynote Citrix you can watch it on citrix.com/tv right now or read our short summary.

The following summary will only cover technical topic and leave out most of the marketing stuff. The keynote actual was about three topics (XenClient, Dazzle.next and Reciver, HDX Nitro, XenApp 6) which we will cover right now.

XenClient
Citrix today announced the immediate availability of Citrix XenClient (as a release candidate). XenClient is Citrix’s approach of delivery a type-1 hypervisor for clients. XenClient is based on the open source Xen Client Initiative (XCI). XenClient allows you to securely run multiple virtual machines on your local device (a notebook or even a desktop). This allows you for example to deploy a personal VM with all your personal applications like iTunes, Windows Live Messenger, Google Picasa and so on. In addition to that your corporate IT can centrally deploy business virtual machines with all needed business applications and policies to your local device. This is done through Citrix Synchronizer a virtual appliance which runs only on top of XenServer (at least for now).

There are many use cases for XenClient. For example if you have to run some application in a complete secure and locked down environment so that no data inside this VM can get outside you can to this with XenClient.

XenClient is based on the open source Xen hypervisor engine. To run Citrix XenClient you need a device which supports Intel vPro and therefore Intel VT-x and VT-d. The concrete requirments are:

  • Intel Core 2 Duo series processor with VT-x and VT-d (Intel vPro)
  • 4GB memory or more
  • 160GB disk space or more
  • Intel integrated graphic 4500MHD

On top of XenClient currently Windows XP, Windows Vista and Windows 7 are supported in their 32-bit versions.

Beside some experimental features like 3D graphic support and secure application sharing (publish applications from one local VM to another) it allows you, in conjunction with Citrix Synchronizer, to centrally deploy, restore and backup virtual machines running on your XenClient devices. It also allows you to do some security stuff like control which VM can use which local devices, how they can access the network, how long they can run without contacting the Synchronizer (time bombing) and send a remote kill pill to remotly wipe a stolen device.

You’re going to find more information on XenClient and the actual download on citrix.com/xenclient.

Dazzle.next and Receiver
Citrix finally gets serious about Dazzle and Receiver. At lot is coming to these both components but let’s start with Dazzle. Dazzle is the Apple AppStore for enterprises made by Citrix. While Dazzle has been around for a year the only thing you could do with Dazzle is to allow your users to add the applications they wanted to their start menus. But with Dazzle.next Dazzle get some really helpful feature like request management and a ask, learn and share feature.

Request managament allow a user to request access to a certain application which he wasn’t allowed to access before. The request then can go through some workflow and have to be allowed or denied. If it is allowed it than can be, for example, booked on a specific cost center.

Also it allows the IT personal to set up some kind of FAQ and learning site for your users. They also can ask the support directly or share their experience they made with Dazzle with other users.

Right after Dazzle.next there was some talking about Citrix Receiver. Citrix Receiver also was already around for a year or so. But now there coming lot of cool new plug-ins to Receiver like 3rd party anti virus plug-ins or the Citrix Encrypted Data plug-in.

The Citrix Encrypted Data plug-in allows administrators to encrypt (256bit AES) the data delivery through XenApp and App-V applications at your end point. Users can be forced to safe their data from seamless applications in a specific ecrypted container called SafeZone. Last but not least the administrators can centrally control the access to the SafeZone and also wipe it remotely.

Dazzle.next should be available later this year but if you want to try the Encrypted Data plug-in you can give the technical preview a try.

XenApp 6
There was a quick recap of the features and possilibies with XenApp 6. But as this is nothing now I will skip this part.

HDX Nitro Technologies
HDX Nitro is a bundle of five development projects around Citrix’s HDX protocol starting with HDX Mach 3.

  • Project Mach 3 is an optimized kernel (as Mark T. refereed to it) of the HDX protocol which should deliver 3 times the peformance of the actual HDX protocol.
  • Project Zoom silently pre-loads a HDX session which then allows you to instantly start published applications.
  • Project Laser optimizes the universal printer stack which should reduce the needed printing bandwidth a bare minimum (10% of that what’s currently needed).
  • Project Mecury should accelerate the HDX WAN sessions and make them very usable even over connections with up to 300ms of latency by using compression, caching and prioritizing techniques.
  • Project Dynamo is an enhancement to Citrix’s adaptive orchestration feature of HDX which allows you intelligent QoS (Quality of Service) and policy-driven configuration to optimize your sessions regarding the quality of your network link and the capabilities of your end point.

Unfortunately there wasn’t any live demo or technical details about HDX Nitro. So check out hdx.citrix.com/nitro regularly to get the latest news about HDX Nitro.

One more thing…
As I already said the keynote was very Apple-ish and so there also was the “One more thing”. At this point Mark T. demonstrated a really cool feature. He showed us how you can push a published application from one Citrix Receiver (in this case an iPad) to another Receiver (a Windows 7 device). This is really cool but useful? I guess time will tell.

So much for the first day keynote. If you still want to know more just watch the recording of the keynote below.

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Citrix XenClient documentation is available

Even if XenClient isn’t available as official download yet Citrix already released the documentation for XenClient. According to the release notes the first version of XenClient available for the public will be 1.0 RC.

The documents are available for download in the Citrix Knowledge Center in the XenClient section or below.

Citrix XenClient 1.0 RC Release Notes (http://support.citrix.com/article/CTX125134)

Citrix XenClient 1.0 RC User Guide (http://support.citrix.com/article/CTX125133)

Citrix Synchronizer 1.0 RC Release Notes (http://support.citrix.com/article/CTX125132)

Citrix Synchronizer 1.0 RC Administrator Guide (http://support.citrix.com/article/CTX125131)

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Citrix XenClient will be available soon

Citrix Synergy 2010 San Francisco is starting on Wednesday this week but Citrix Summit (partner event) and the CTP meetings have already begun. And it seems the NDA’s finally lifted for Citrix XenClient at least regarding to the latest buzz on twitter.

I’m collected most of the twitter buzz and going to give a short summary.

XenClient

  • has only 70 to 80 thousand lines of code
  • virtualizes USB, disk, network, graphic and more
  • allows you to run multiple VMs simultaneously
  • supports sleep mode
  • can run as stand alone or enteprise edition (with synchronizer)
  • Receiver for XenClient is a service instance (control domain) running on your XenClient for creating and access your local virtual machines

Synchronizer

  • is a VM-based (for XenServer of course) management appliance for XenClient
  • allows to centrally deploy virtual machines
  • allows you to time bomb virtual machines and deploy security policies
  • lets you backup virtual machine using full backups and delta backups
  • is administrated via a web based interface
  • supports local and Active Directory authentication

The best part of the news: Citrix XenClient will be available later this week.