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Connection Broker

Connection Broker

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Assigns users to Hosted Desktops running either on physical or virtual machines.
The Leostream Connection Broker provides the centralized connection management layer you need to deliver computing resources to your end-user community. It simplifies the creation of a unified hosted desktop environment from even the most complex IT architectures. As you move from a purely physical to a virtual desktop infrastructure (VDI), the Leostream Connection Broker gives you the flexibility to repurpose your existing network, resulting in a VDI that can integrate 100% of your desktops and applications in the data center and fully support future expansion.

Leostream provides a comprehensive approach for your organizations desktop virtualization needs: you wont be limited to virtualizing only parts of your desktop infrastructure. Accessed through remote viewer protocols, for example PCover- IP or RDP, your users connect to fully-featured virtual desktops based on settings you assign.

Connection Broker - Features

Key Features

  • Easy to install and configure on a VMware, Citrix or Microsoft virtualization platform
  • Manage Microsoft Windows and Linux virtual and physical desktops, along with applications
  • Choose the remote viewer protocols that best meet end-users needs
  • Rich set of pooling & access control rules to optimize resource utilization and minimize power consumption
  • Plug-and-play integration with existing network infrastructure
  • Robust reliability and performance
  • Global scalability and centralized management
  • Smooth roaming, SSO, USB, multi-monitor, and printer management optimize end user experience


  • Optimal flexibility for Hosted Desktop creation and management
    Supports a wide range of clients, physical and virtual back-ends, viewers, and viewer protocols in one centralized application a complete solution for a unified virtual desktop deployment.
  • Plug and play integration with your existing network infrastructure
    Integrates seamlessly with security devices, VPNs, load balancers, provisioning, reporting tools, network printers, syslog servers, Wake-on-LAN, and authentication systems leverage your existing investment rather than replacing it.
  • Robust reliability and performance
    Manages tens of thousands of desktops; supports hundreds of log-ins per minute and tens of thousands per hour. Clustering, failover and high availability ensure the reliable virtual desktop service you demand.
  • Global scalability, centralized management
    Allows global, yet granular control and ultimate policy fl exibility from your central management site. Clustered database architecture ensures rapid deployment and reliable operation.
  • Familiar, intuitive end user experience
    Presents end users with a Windows-like environment where, when, and how they expect it providing a seamless, highly functional, desktop experience for a wide range of viewer protocols.
  • Easy to install and configure
    Leostream Connection Broker is delivered as a virtual appliance for VMware platforms, Citrix XenServer, and Microsoft Hyper-V. Drop it into your virtualization layer, add desktop and application resources, authentication servers, and client devices, and then confi gure client and end-user policies.
  • Easy to deploy
    The Connection Broker makes the transition from a traditional physical network to a virtual desktop topology stress free. With a proven architecture that interoperates smoothly with most networking subsystems, Leostream Connection Broker works with existing and new infrastructure components, from proof-ofconcept to enterprise roll out.
  • Easy to manage
    Leostream Connection Broker provides familiar, Web-based tools and the data required to manage your VDI. The Connection Brokers open architecture can provide data feeds to your main network management system and thirdparty tools.
    You gain from effi cient, secure, centralized management of your organizations desktop and application resources, and your end users experience a familiar desktop that is personalized, compliant, and more reliable than a conventional PC.
  • A complete desktop virtualization solution
    Leostream Connection Broker is a fl exible, cost-effective solution for regulating access to end user computing resources hosted in the data center. Leostream provides a comprehensive approach for your organizations desktop virtualization needs: you wont be limited to virtualizing only parts of your desktop infrastructure. Accessed through remote viewer protocols, for example PCover- IP or RDP, your users connect to fully-featured virtual desktops based on settings you assign.
  • How is the Leostream Connection Broker typically used?
    • Mixed deployments
      When you need to integrate a range of resources to centralize your desktop management, the Connection Broker provides a comprehensive, open, and fl exible approach. Back-end complexity is hidden from the end user who benefi ts from one unifi ed and familiar view of their desktop.
    • Desktop creation and management
      IT organizations use the Connection Broker to provision virtual desk tops, assign them to clients and users, and manage the desktop lifecycle. Through Connection Broker policies, you can manage power control, assignment, remote viewer protocols, and USB device access.
    • End user and client management
      Connection Broker policies also let you centrally manage end users and clients. Using policies, you can: specify a monitor layout based on client location, to provide split or spanned multi-monitor support; assign desktops to users based on variables such as user ID, location, type of client device, and resource availability; assign network printers based on client location; and customize access to USB devices based on the users identity or client location. Allocation models (oversubscription, 1-to-1, or library) help optimize your use of desktop resources.

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Connection Broker - System Requirements

System Requirements

Operating Systems

Access desktops running 32- or 64-bit operating systems, including Microsoft Windows 7, Windows Server 2003 and 2008, 2000, XP, Vista, or Linux operating systems.

Virtual Machines

Manage virtual machines from multiple instances of a wide variety of virtualization layers, including Citrix XenServer 4.x and 5.x, VMware ESX 2.5 and 3.x, VMware ESXi, VMware vSphere 4.0, VirtualCenter 2.0.x, Virtual Center 1.4 for VMware Server, vCenter Server 2.5, and Microsoft Hyper-V. Enables deployment of hybrid systems.

Physical Machines

  • Fat Desktops: Register existing desktops with the Connection Broker using Microsoft Active Directory, the Leostream Agent, or desktop IP address. Enables transition from existing physical desktops to virtual machines.
  • Blades: Connect to blades from IBM, HP, Dell, and others. Supports high performance protocols such as Teradici PC-over-IP technology or HP RGS.

Server Sessions

  • Microsoft Terminal Services Sessions: Assign users to Microsoft Terminal Services sessions alongside a desktop session. Enables simultaneous access to both sessions.


  • Citrix XenApp: Assign users to applications hosted in a Citrix XenApp server. Provides dual deployment of desktops and applications.

Access from Any Device or Location

Remote Desktop Web Connection
Use Microsoft Internet Explorer or Mozilla Firefox Web browsers to access virtual desktops. Choose from a variety of con nections, including RDP, Microsoft ActiveX RDP, VNC, or any other third-party viewer available through a URL. The Connection Broker loads the viewer and signs the user into the remote desktop, without installing remote viewer software.

Thin Client Support
Tight integration with BOSaNOVA, Praim, Cranberry, Devon IT, IRIS, IBM, HP, IGEL, and Wyse thin clients; support for any client running Microsoft Windows XPe, CE or Linux with JRE 1.5 or higher.

Fat Client Support
Enables direct login to a desktop when running the Leostream Connect client on a Linux or Windows machine, including 32- and 64-bit XP and Vista, as well as Windows 7, Windows Server 2003 and 2008 operating systems.

Sun Ray Support
Support for the Sun Sun Ray system of desktop units (DTUs) and Sun Ray Server Software (SRSS), providing integration with Suns system of stateless, smart card-enabled thin clients. The Connection Broker redirects traveling users to the SRSS closest to their desktop, allowing the effi cient Sun Appliance Link Protocol (ALP) to cross the high-latency connection.

Supports Microsoft RDP v.5.0, v.6.0, and v.7.0, Citrix ICA, Famatech Radmin, HP RGS, rdesktop, Teradici PC-over-IP, SUN ALP, NoMachine NX, and VNC (UltraVNC, TightVNC, and RealVNC, Wyse TCX remote viewer protocols, as well as the Wyse Virtual Desktop Accelerator (VDA).

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