Citrix CXA-206 – XenApp 6.5 Basic Administration

In this course you will learn the base necessary to consolidate and organize applications in the datacenter and immediately deliver them as a service to users anywhere.

Other topics include an exam voucher for Exam A20 Citrix Xen Apps 6.5 Administration, the specification for the CCA for Citrix XenApps 6, training for installing and configuring Citrix XenApps 6.5 for Windows Server 2008 R2, Citrix Receiver and plug-ins.

Citrix CXA-206 – XenApp 6.5 Basic Administration is a five-day technical course designed to provide administrators and IT professionals with the knowledge required to deploy, configure, administer, monitor, secure, and troubleshoot a Citrix XenApp 6.5 environment. The course focuses on the practical administration of application delivery infrastructure and covers the complete lifecycle of a XenApp deployment, from licensing and installation to application publishing, user experience optimization, printing, security, monitoring, and automation. It is classified as an Associate-level course and is associated with roles such as Cloud Administrator and Data Center Engineer.

XenApp 6.5 was designed around the concept of delivering Windows applications from centralized data center infrastructure to users across different locations and devices. Instead of installing and maintaining every application individually on each endpoint, organizations could centralize application hosting and make applications available to users through Citrix infrastructure. CXA-206 develops the skills necessary to administer this model, with particular attention to the architecture of XenApp farms, application delivery, user access, policies, load management, security, and operational monitoring.

The course begins with the XenApp architecture and basic administration model. Participants examine XenApp editions, features, components, single- and multiple-farm environments, XenApp servers, controllers, data stores, the Independent Management Architecture, data collectors, zones, and AppCenter. Understanding these components is essential because XenApp 6.5 administration depends on the interaction between servers, farms, zones, data stores, licensing services, and client access components. The course therefore establishes the architectural foundation before moving into the operational tasks performed by administrators.

A significant part of the training focuses on XenApp licensing. Participants learn how licensing communication works, the different license types, the Citrix License Server, Microsoft Remote Desktop Services licensing, license administration, port configuration, license file management, and high-availability considerations. The course also covers license-server installation and configuration, obtaining and adding license files, and license-server clustering. These subjects are important because licensing is an integral part of maintaining a functional XenApp deployment and must be considered during both initial implementation and ongoing administration.

The installation of XenApp 6.5 is then explored in detail. The course addresses hardware and software requirements, installation decisions, the XenApp Server Role Manager, the Server Configuration Tool, dynamic data center provisioning, and role-based uninstall. Participants examine configuration decisions involving farms and zones, licensing servers, the data store database engine, session shadowing, the Citrix XML service, local Remote Desktop Users membership, pass-through authentication, and IMA encryption. These considerations provide administrators with the knowledge required to plan a XenApp deployment rather than simply executing an installation wizard.

Administrative configuration is another core component of CXA-206. Participants learn how to work with Worker Groups, administrator privilege levels, administrator accounts, permissions, folders, delegated administration, and configuration logging. Delegating administrative responsibilities is particularly important in enterprise environments because different administrators may need different levels of access to applications, servers, and configuration objects. Configuration logging also provides an important mechanism for tracking changes to the XenApp environment.

The course gives substantial attention to Web Interface, which was the primary user-facing access mechanism for XenApp environments of this generation. Participants learn how to install and configure Web Interface sites, configure XenApp Web and Services sites, manage session and user options, customize the user experience, configure Workspace Control, and manage Citrix plug-ins. Authentication options include explicit authentication, pass-through authentication, smart cards, and RADIUS-related scenarios. The course also covers secure access, NAT, multiple farms, XML communication ports, fault tolerance, ticket expiration, and troubleshooting Web Interface problems.

One of the most important practical capabilities developed during the course is application and content delivery. XenApp administrators need to determine which applications are published, which users and groups can access them, which servers host them, and how the published resources should appear to users. CXA-206 covers published resources, resource types, publishing phases, server assignment, user and group access, content redirection, resource limits, client options, session pre-launch, and management of active connections. These capabilities form the foundation of XenApp’s application delivery model.

Application streaming extends this model by allowing applications to be delivered through application virtualization technologies. The course examines the components and communication process involved in application streaming, the Citrix Offline Plug-in, application caches, the Citrix Streaming Profiler, application profiles, targets, isolation, profile preferences, and different application delivery methods. Participants also learn about streaming applications to servers, publishing streamed applications, alternate profiles, offline access, pre-deployment, application caching, and troubleshooting streaming problems.

Another major area is XenApp policy management. Policies determine many aspects of the user session and application delivery experience. CXA-206 introduces Group Policy integration, IMA-based policies, policy extensions, policy architecture, evaluation and precedence, policy rules, policy templates, filtering, and policy modeling. Understanding policy processing is particularly important because multiple policies can affect the same user or session, and administrators must be able to predict which configuration will ultimately apply.

The course also covers load management and load balancing. XenApp environments need to distribute user sessions across available servers while avoiding overloaded resources. Participants learn about Load Manager, load calculations, load evaluators, custom load evaluators, thresholds, server and application assignments, and load-balancing policies. Preferential load balancing and application streaming considerations are also included, together with troubleshooting techniques for load-management problems.

A central objective of any application virtualization platform is to provide a good user experience, and CXA-206 dedicates a complete module to this subject. Participants explore session-performance optimization, display settings, HDX Broadcast Session Reliability, HDX RealTime, HDX Plug-n-Play, Windows Media Redirection, Flash Redirection, HDX 3D Image Acceleration, and Progressive Display. User profiles and profile management are also covered, including profile types, redirected user data, profile configuration, the logon process, and troubleshooting.

The course extends application delivery to self-service access. Participants examine Citrix Receiver and related plug-ins, Windows and Macintosh clients, Citrix Merchandising Server, plug-in delivery, the Java client, and the configuration considerations associated with different client environments. This enables administrators to understand not only how applications are published, but also how users discover, access, and launch those applications.

Printing is another important operational topic. In enterprise application virtualization environments, printing can introduce significant administrative and performance challenges. CXA-206 covers printer types, printing security, default printing behavior, printer provisioning, printer auto-creation, network and client printing pathways, printer drivers, Citrix Universal Printing, the Universal Printer, administrator-assigned printers, proximity printing, printing preferences, printer property retention, bandwidth considerations, and troubleshooting.

Security is addressed through several XenApp technologies and access scenarios. Participants examine SecureICA, Citrix SSL Relay, Access Gateway, digital certificates, SmartAccess, Web Interface security configuration, and secure access to hosted applications. The course also considers different Access Gateway deployment scenarios and the relationship between Web Interface and secure external access. These capabilities were particularly important for organizations delivering applications to users outside the traditional corporate network.

Monitoring and operational management complete the core administration skills. CXA-206 introduces health monitoring and recovery, XenApp service monitoring, license usage monitoring, alerts, historical license data, Workflow Studio, and PowerShell-based administration. Administrators learn how to monitor the health of XenApp services, investigate resource and licensing information, and use automation to perform administrative operations. The inclusion of PowerShell reflects the need to move beyond graphical administration when managing larger or more complex environments.

The course also provides exposure to additional Citrix technologies that could complement a XenApp deployment, including SmartAuditor, Single Sign-On, Branch Repeater, Provisioning Services, Power and Capacity Management, and XenServer. These topics place XenApp within the wider Citrix infrastructure and help administrators understand how application delivery can interact with session recording, identity management, WAN optimization, provisioning, virtualization, and infrastructure resource management.

The recommended prerequisites reflect the practical enterprise nature of the training. Participants should be familiar with Windows Server 2008 R2, Active Directory and Group Policy, Microsoft SQL Server or enterprise databases, Microsoft Remote Desktop Services, application virtualization, DNS, IIS, load balancing, file and printing services, system administration, monitoring, high availability, VPN concepts, SSL encryption, and certificates. This means CXA-206 is intended primarily for professionals who already possess general infrastructure knowledge and want to specialize in Citrix XenApp administration.

The course was also associated with the Citrix Certified Administrator (CCA) for Citrix XenApp 6 certification and included an exam voucher for the A20 Citrix XenApp 6.5 Administration examination in the historical course offering. Bittnet identifies Citrix XenApp 6.5 Advanced Administration, CXA-301, as the recommended continuation after CXA-206.

It is important to recognize that XenApp 6.5 is a legacy Citrix platform. Modern Citrix application and desktop virtualization has evolved substantially beyond the XenApp 6.5 architecture, with later generations combining XenApp and XenDesktop capabilities under the Citrix Virtual Apps and Desktops product family. Consequently, CXA-206 should today be viewed primarily as historical or legacy-focused training rather than preparation for a current Citrix certification. Nevertheless, its concepts remain useful when supporting older enterprise environments, planning migrations, or understanding the evolution of application virtualization and centralized application delivery.