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The Citrix Blog
Blogs for tag 'wan acceleration'

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posted by Sai Allavarpu

Ever got frustrated with how long it takes to email a large report or presentation after incorporating your manager's feedback? Or found yourself in a plane wishing the email downloaded faster when the flight attendant asks you to turn off your 3G-equipped laptop? Or wished for a solution that could deliver email 50 times faster?

Did you know our WAN optimization solution, Citrix Branch Repeater, delivers superior user experience and application performance not only for branch office users but also for remote and teleworkers?

No one feels the need for speed more than a remote user or a teleworker with a low-bandwidth or a high- latency network connection. These users typically use an SSL VPN, such as Citrix Access Gateway, to connect to their corporate network and access email, intranet portals, other applications and data. When your IT augments secure remote access (Access Gateway) infrastructure with Branch Repeater, you can benefit from both secure and accelerated remote access.

Well, now we have two reports that demonstrate ways to use Branch Repeater to augment your Access Gateway infrastructure and the resulting benefits of accelerating secure remote access.

You can download the Turbocharge Access Gateway Performance Report - CTX121034 from the Citrix Knowledge Center. The report explores the benefits of using Access Gateway and Repeater plug-ins for Citrix Receiver together:
• 50x faster Microsoft Outlook and Exchange (MAPI) workflows
• 50x faster Microsoft SharePoint (HTTP) workflows
• 30x faster Windows File Shares (CIFS) workflows

I think you will want to try out the benefits of turbocharged remote access. Check out the Turbocharge Access Gateway Deployment Guide and Reference Architecture - CTX121035 if you want to conduct a POC (proof of concept) or a demo to convince your IT or other decision makers. You will be your end-users hero for providing them with an accelerated yet secure remote access.

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posted by Sai Allavarpu

I am glad to share with you all the news about our Citrix Branch Repeater 5.5. Building on our momentum with XenApp optimization (via the ICA acceleration feature) released earlier this year, we announced today the availability of our newest Citrix Branch Repeater 5.5. Among the many benefits this release delivers, check out the following key highlights:

  •  Microsoft Exchange (MAPI) optimization accelerates Exchange email for branch and mobile users by up to 50X while reducing bandwidth consumption. You also get these benefits if you are streaming Microsoft Outlook with XenApp or Microsoft App-V because streamed Outlook application behaves just like a native application from a network perspective - a streamed Outlook will talk MAPI to the Exchange server in the datacenter.  Here is a sneak peek of email acceleration benefits from an upcoming performance whitepaper (available soon): 
     

     
  • Branch Repeater with Windows Server 2008  enables consolidation of essential branch services with Microsoft's most advanced server operating system - Windows Server 2008. Customers now have a choice of deploying Branch Repeater appliances built on either Windows Server 2003 or Windows Server 2008. As before, we continue to offer the non-Windows version of Branch Repeater as well.
    • Of the many powerful capabilities in the Windows Server 2008 operating system, the Read-Only Domain Controller (RODC) feature is one I would like to highlight.  RODC allows you to securely deploy Domain Controller in a branch office for faster Windows authentication and login times. This also helps improve the security posture of IT infrastructure in branch offices.
  • With the availability of Repeater Plug-in for Citrix Receiver Branch Repeater now provides WAN acceleration benefits for the already easy-to-use Receiver software client. Receiver provides a consistent and intuitive user experience, and simplifies client distribution and updates. For instance, if you want a single client that provides secure access, SSL VPN client and WAN optimization benefits, then Citrix Receiver is a great way to simplify the client distribution and improve the user experience. This now truly provides simple, fast and secure access to applications from anywhere, whether you are working remotely or in a branch office. I encourage you to try it out and share your experiences with us. 

Stay tuned for a series of blog posts that explore some of the features in detail.

I encourage you to check out the newest Branch Repeater 5.5 and share your experiences with me at sai.allavarpu@citrix.com.

Sai

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posted by Sai Allavarpu

Check out the newest Branch Repeater customer case study posted on citrix.com at http://citrix.com/English/aboutCitrix/caseStudies/caseStudy.asp?storyID=1855157
 Lately I have been discussing with partners and customers about how enterprises pursuing M&A strategy or with distributed branch offices often face the kind of challenges that Consolidated Graphics faced. Enterprises with far flung offices and locations are now looking at ways to reduce the cost of delivering applications to branch offices while improving user experience and productivity. Check out the case study to see how Consolidated Graphics:

    • Enabled datacenter consolidation for cost savings
    • Simplified IT administration
    • Doubled throughput on existing T1 lines, avoiding need for network upgrades
    • Improved the user experience at branches

Happy reading!

Sai
Twitter:@SaiAllavarpu

Citrix Branch Repeater: http://www.citrix.com/English/ps2/products/product.asp?contentID=1350184

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posted by Chris Fleck


There are probably many scenarios that would benefit from the ability to separate XenApp servers from the data source. Unfortunately this has not been a recommended practice due to the latency incurred when moving data from one location to another. Now with the emerging availability of Private and Public Clouds and typically constrained premise space and power this capability could become even more interesting. The time to move data across the WAN securely has been the limiting factor but how about using the Citrix Repeater to accelerate the data and Access Gateway to secure it ? Yes this is possible and we wanted to provide a Proof of Concept, demo and C3 Blueprint that may be beneficial.  

This demonstration was included in the Synergy session on Citrix C3 Cloud Architecture. The client laptop located in Florida is connecting over ICA/HDX to a XenApp server hosted in the EC2 Cloud in Virginia, which is pulling data from a file server located in Santa Clara Ca. As indicated in the demo when the Repeater acceleration is enabled the time to open a 5 Megabit file is about 7 seconds. A usable experience for the document delivery example. However with the acceleration disabled the time to open the same 5 Mb file grows to about 2 minutes and unacceptable experience. A 10X+ improvement from acceleration.

Certainly this configuration has limitations and may or may not apply to your situation but it may open the possibilities to solving many app delivery and data location challenges. This example can be recreated easily following the C3 Blueprint and the AMI ( Amazon Machine Image ) template available as part of the C3 Lab in EC2. This does presume you have an available Branch Repeater and Access Gateway on premise to complete the PoC. Try it out and / or let us know what challenges this type of solution may help solve.

Also check out Craig Ellrod's Cloud Bridge post that utilizes Vyatta for a full Premise to Cloud VPN.

http://community.citrix.com/blogs/citrite/craigel/2009/06/08/Cloud Bridge

Follow me @ http://twitter.com/chrisfleck



 

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