Archive for category Terminal Server

XenServer Virtualization Now Free!

From the Citrix blog :

If you’re reading this, you already know the news: XenServer, our enterprise virtual infrastructure platform is now free (including resource pooling and live relo), and we have announced Citrix Essentials for XenServer, and Citrix Essentials for Hyper-V as our virtualization management portfolio that offers a rich set of automated functions that drive the compatible virtualization layers beneath – the free Hyper-V hypervisor from Microsoft, and the free XenServer Enterprise virtual infrastructure platform from Citrix.  Finally, and most importanly, we announced a powerful go-to-market roadmap with Microsoft.

XenMotion will let you move VMs between boxes without downtime…for free.  Nice!

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Mac RDP Console Connections

There seems to be some confusion about how to access the Windows Remote Desktop in console mode from a Mac computer.   The information given out was about holding the option or command key while hitting connect, but in reality, simply format your connection string as:

xxx.xxx.xxx.xxx /console

or

xxx.xxx.xxx.xxx:xxxx /console

This is specifically for connecting from a Mac.

BIND Still Vulnerable

Looks like Russian Hacker Evgeniy Polyakov has successfully poisoned the latest version of BIND which was supposed to have been patched in that massive, coordinated release.  The release was supposed to randomize the ports to make it much more difficult to poison.  Using Evgeniy Polyakov’s exploit code and some common hardware, it took 10 hours.  Yikes.

The New York Times article by John Markoff has more details.

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When Big News Goes Down

Following up on our previous post, pingdom has a blog post on downtime for the major news sites.  They cover all the big boys.  ABC News, Christian Science Monitor, International Herald Tribune and Times Online had the most downtime since Jan 1 with up to a whopping 23h 31m.  On the flip-side The Washington Post, CNN and the New York Times were all under 40m and Forbes came in with zero downtime.

You can checkout the pingdom blog post for an interesting analysis.

When Big Sites Go Down

Data Center Knowledge picked up on a New York Times article about Internet downtime and the reality of trying to provide 24/7/365 uptime for the worlds most popular, and most relied upon, websites and services.

They run through a recent list of outages affecting The Planet, HostDime, ICE, Netflix, YouTube, T-Mobile, Yahoo Stores, Rackspace, Alabanza, ValueWeb, and 365 Main that took sites down anywhere from several hours to several days.

An interesting read to say the least.

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Switch and the SuperNAP

So finally someone comes up with a cooling solution that makes perfect sense to me…and implements it.

Everyone is talking about the SuperNAP by Switch Communications that is supposed to be one of the largest and most efficient datacenters produced to-date, beating the likes of Microsoft and Google in terms of capacity per square foot.

Everyone is linking to Ashlee Vance’s articles in The Register (here and here) about 8-year old Switch Communications which has gone unheard of for all these years until now.  The gist is that they aquired Enron’s pipe-dream of “bandwidth as a commodity” datacenter for next to nothing and in doing so inherited the ideal foundation for colocation services.  They picked up military contracts and other, shall we say “big-time, low-key” customers, and built a business on it.

I have to say, I like what I’ve seen so far.

The two things that stand out are the use of ex-military personnel for security, the very presence of the actual military in the building, and their method of cooling, part of their success in the capacity-per-square-foot department.

In most datacenters the onsite security amounts to nothing more than a (sometimes) convenience to customers, scarecrow for security, and an eye witness account of what happened but couldn’t be prevented.  Ex-military with big guns tends to produce a different outcome.  Burst through a wall with your little tazor and be ready to be blow to Kingdom Come by the datacenter Rambo. The presense of the actual military gives you the upper in hand in early warning for world-wide events and threats.

And finally, with respect to cooling scenarios that never made any sense to me, we finally have a company designing a front room and a back room — it was about time.  The “front room” provides access to the front of the cabinet where you insert your servers and (I assume) plug any gaps with filler plates.  Cold air is pumped into the room from above and is completely isolated from the rear of the cabinet.  The “back room” is dedicated to managing hot air that is collected from above and cycled through the system.  Brilliant, if not obvious.

To top it off, they have four (4) different methods of cooling available to them, and they choose amongst the four (sometimes using two at a time) to most efficiently cool the equipment.  Again, brilliant, if not obvious.

The last bit to catch my eye was the use of color.  They color code the equipment and locations and then designate which color can be worked on during a given period.  All of the equipment is redundant and each component of the redundant system is in each of the colors.  Therefore they reduce the chance of human error by controlling which color can be maintained on that day.  Brilliant, again.

In any event, it makes a really good read and I would highly recommend Ashlee’s articles.  I can’t think of a better place for mission-critical remote desktop solutions.  Let’s see who else can catch up to Switch now that the bar has finally been raised.

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New Remote Desktop Wiki

Most of the information that is being collected for remotedesktop.com is more efficiently presented as a Wiki rather than a blog.

You can visit our new Wiki at:

http://wiki.remotedesktop.com/

Dedicated Page for Beta 3

There is now a dedicated page over at Microsoft Connect for the Remote Desktop Connection Client for Mac 2 Public Beta where you can download the new Beta and submit feedback (Windows Live ID sign-in required). 

Mac RDC 2 Beta 3 is Out

David Liu has announced that Mac RDC 2 Beta 3 is now available.  And it’s good.

David has noted in his blog post on the Office for Mac Team Blog that there are some improvements to this latest release, including multi-language support, online help, and easier access to servers & multi-windows. He believes this should tide Mac users over until the official release of RDC 2. No word on the actual release date to my knowledge.

The ability to use the Mac’s keychain is probably one of the nicest features.  Automatic reconnect and the ability to choose which display it’s launched on are nice too.  Very cool is the control of the shared Mac folder — now you decide from where the share originates.  Printer too.  Mac menu bar and Dock visibility are also controllable.

A new security feature also exists that allows RDC to authenticate the computer to which you are connecting.  Because of the pop-ups, you have three settings: bypass,warn and no connection on fail.

Remember to uninstall Beta 2 before installing Beta 3.

Canadian Remote Desktop

A lot of administrators in Canada like to recommend the use of third-party ISPs that use their own bandwidth, but run (unavoidably) off of Bell Canada’s DSL infrastructure.  You get the benefit of the DSL infrastructure while allowing the remote desktop customer to use cleaner, less latent bandwidth when connecting from their smaller location(s).

Although there has recently been a lot of discussion about Bell interfering with third-party vendor traffic, Bell Canada has now filed a leave to appeal with the Federal Court of Canada to allow them to no longer provide the access by competitors to its network that was mandated — a move that will knock off smaller third-party vendors.

Peter Nowak of CBC News has written an article entitled “Hands off our network, Bell tells CRTC” where he details Bell’s appeal.

Enjoying third-party DSL services? Time to switch to cable.