How to Enable Promiscuous Mode on a Physical Network Card

This article describes how to enable promiscuous mode on a physical Network Interface Card NIC.In a network, promiscuous mode allows a network device to intercept and read each network packet that arrives in its entirety. This mode of operation is sometimes given to a network snoop server that...

Error: "HTTP Error 404" When Accessing StoreFront Through NetScaler Gateway

Error: "HTTP Error 404" when accessing StoreFront through NetScaler Gateway. This issue surfaces after changing the StoreFront base URL from HTTP to HTTPS. The following is the NetScaler Session Profile snippet:...

Error: XDDS:F26A2921 Studio Cannot Contact DDC

After a failed upgrade for StoreFront 2.5 and while repairing StoreFront, Studio lost communication to the DDC. Details Error Id: XDDS:F26A2921 Exception: Citrix.Console.Common.CitrixAggregateException One or more parallel operations failed at Citrix.Console.Common.CitrixParallel.InternalForEachT...

Recovering Virtual Machines from Failed Pool Member

In the event of a XenServer host power failure, any Virtual Machines VMs running on that host might not be displayed in XenCenter. This is the expected behavior without High Availability HA enabled. The following is a XenCenter screen shot of the pool prior to the failure of the host named...

How to Change the Password Reset Reminder Settings in StoreFront

This article provides information on how to change the Password Reset reminder settings in StoreFront...

Uninstalling or Upgrading from Beta Release of Hotfix Rollup Pack for XenApp not Supported

Uninstalling or Upgrading from Beta Release of Hotfix Rollup Pack for XenApp not Supported...

How to Backup the XenMobile Database

This article describes how to back up the XenMobile database...

XenServer - Overview of Disaster Recovery Options

This article provides an overview of different backup/restore methods available in XenServer for Virtual Machine Metadata. Background Backup/Restore or Site Recover/Disaster Recovery options in XenServer have evolved over recent product versions. This document briefly explains those options...

Error: "Cannot verify database connectivity" on StoreFront

Though StoreFront server is able to communicate to the SQL server over TCP port 1433, when you click Test Connection at the Deploy Multiple Server Group setup Window for StoreFront 1.1, the connection fails with the following message: Cannot verify database connectivity. The connection string...

Understanding Subnet Affinity and Auto Rebalance

This article details the Subnet Affinity and Auto Rebalance features and also provides the best practices for their use. Subnet Affinity When assigning the server and NIC combination to provide a vDisk to target devices, select from the following subnet settings: None: Ignore subnets; use least...

How to Move a XenServer Pool to a Different IP Subnet

This article describes how to change the IP subnet assigned to the management network on a XenServer pool. This procedure is long compared to changing the IP address while staying in the same subnet. Requirements Working knowledge of XenServer and XenCenter and basic knowledge of the Command Line...

Targets Booting Very Slowly - Windows Splash Seen for over 10 Minutes

New deployment targets taking over 10 minutes to boot. Background Target device gets to the Windows splash and then it takes over 15 minutes to load Windows. After Windows loads, there is no performance problem...

Target Device Performance and Freezing Issues While Patched into a Cisco Catalyst Line of Switches

Target devices experience intermittent freezing behavior and poor performance while patched into a Cisco Catalyst line of switches...

How to Troubleshoot Provisioning Services Server Machine Account Password

This article contains information about troubleshooting the Provisioning Services PVS Server machine account passwords...

How to Configure Multipath Boot from SAN during XenServer Upgrade or Patch

This article describes how to configure multipath boot from Storage Area Network SAN when upgrading or patching XenServer. The upgrade or patching of XenServer can leave the initial ram disk initrd without multipath support...

Cannot Connect to vCenter Through the Streamed VM Setup Wizard to Create VMs

Cannot connect to vCenter throughthe Streamed VM Setup Wizard in order to create Virtual Machines VMs...

How to Modify Network Speed and Duplexing

This article describes how to change speed, duplex, and auto-negotiation on a network interface in XenServer. Requirements Console access required, if reconfiguring the management interface...

Linux Virtual Machines are Unable to Boot from DVD on XenServer

On XenServer, a user can run both Linux and Windows virtual machines, and like physical machines, it can be set to boot from various sources. However, when a Linux virtual machine is set to boot from DVD, it can fail with the following error message:...

Error: XDDS:84D81E3A Unable to Read Disk. Failed to create Machine Catalog. Permission to perform this operation was denied.

Error: XDDS:84D81E3AUnable to Read Disk.Failed to create Machine Catalog. Permission to perform this operation was denied" when creating machine catalog...

How to Configure Windows 2003 Network File Share as Authenticated Storage Repository for XenServer

This document describes how to configure Windows Server 2003 Release 2 Server Network File Share NFS as an authenticated storage repository for XenServer. The NFS component is only included in Windows Server 2003 Release 2. If you do not have this edition, you can achieve the same results by...

How to Export a Virtual Machine to an External USB Drive

This article describes how to export a XenServer Virtual Machine VM to a USB storage device...

Error: "SR BACKEND FAILURE 181" in XenServer

After installation or upgrade to XenServer 6.0, user experiences issues with any storage related operations. The following error message appears: “SRBACKENDFAILURE181 Error In metadata Volume Operation For SR.” The following entries appears in the log /var/log/SMlog file: Error code:...

Critical Error: "Unable to contact the database server. Ensure Provisioning Services is configured correctly"

When starting Provisioning Services Console, the following error appears: “Critical Error: Unable to contact the database server. Ensure Provisioning Services is configured correctly”. Background After running the Configuration Wizard and configuring a user account for the Provisioning Services,...

Provisioning Services Time Synchronization Requirements

The Provisioning Services StreamProcess becomes unresponsive when a time change occurs on the Provisioning Services Server...

Error: "The Login is from an Untrusted Domain and Cannot be used with Windows Authentication" Appears when Launching Provisioning Services Console

When launching the Provisioning Services Console, the critical error message appears, “Critical Error A database error occurred. Login failed. The login is from an untrusted domain and cannot be used with Windows authentication.”...

Provisioning Services Target Device Fails to Download tsbbdm.bin

Booting a Provisioning Services PVS target device through the Boot ISO method created by the Boot Device Manager utility fails with the following error: "Downloading tsbbdm.bin from FAILED!"...

How to Enable and Configure the Windows DumpConfigurator Utility to Capture System Dumps

This article describes how to enable and configure the Windows DumpConfigurator Utility to Capture System Dumps. Requirements This utility supports Windows 2003, Windows 2003 64-bit, Windows 2008, Windows 2008 64-bit, and Windows 2008 R2.To download this DumpConfigurator Utility, click here...

Error: "An error occurred during synchronization" in StoreFront

When trying to synchronize changes on a StoreFront multi-server environment, the following errors are displayed: Error: “An error occurred during synchronization” You might also view errors in the StoreFront Server Console Server Group. Error: “Cannot get valid synchronization state information...

Unable to Connect the Secure Web with the Error "Cannot open page"

Unable to open the internal pages from Secure Web. Error"Cannot open page"is displayed...

BGP Routing and RHI Functionality in NetScaler

This article provides information about BGP routing in NetScaler and some of the sample BGP configurations. It gives a brief overview of the RHI functionality. Route Health Injection RHI The primary purpose of dynamic routing in NetScaler is to communicate the state or health of VIPs to the...

Uninstallation of the Citrix License Server Fails with Error 1722

The uninstallation of the Citrix License Server fails and the following error message is displayed: “Product: Citrix Licensing -- Error 1722. There is a problem with this Windows Installer package. A program run as part of the setup did not finish as expected. Contact your support personnel or...

Error: "A duplicate IP address was assigned" on Provisioning Server Target Devices

Two IP addresses are assigned to individual PVS target devices streaming network adapters. The behavior can occur on every boot, or intermittently. Background This can occur in environments with DHCP solutions which may assign different IP addresses to individual target devices, at pxe dhcp reque...

LACP Bonding in XenServer - Configuration and Troubleshooting

In XenServer 6.1, LACP link aggregation was added to existing bonding modes for vSwitch. This article describes dynamic link aggregation LACP between a XenServer host and a switch, giving a high-level overview of the 802.3ad protocol, explaining configuration and diagnosis tools. Background LACP...

Unable to Connect to High Availability Enabled XenSever Pool and All Servers in Pool are in Emergency Mode

This article provides resolution to connectivity issues to the pool in XenCenter. Following are some of the issues that you might experience: Cannot connect to the pool in XenCenter Cannot start or migrate the virtual machines, although the virtual machines are active and running. All the servers...

How to Find Maximum Size of IP Data Payload that can Traverse WAN Environment Without Fragmentation

Citrix SD-WAN, formerly NetScaler SD-WAN This article describes how to find out the maximum size of IP data payload that can traverse a WAN environment without fragmentation. Background The CloudBridge acceleration parameters are sent through TCP options, which use the space in the IP data payloa...

How to Configure a Promiscuous Virtual Machine in XenServer

This article describes how to configure a Virtual Machine VM running on XenServer to behave promiscuously on the network, that is, allow it to see all network traffic on the Physical Network Interface PIF. Certain applications, such as network diagnostic or performance monitoring tools, might...

How to Fix the Uninstall of StoreFront

This article describes how to fix the uninstall of Citrix StoreFront when installed using a non-English UI. When StoreFront is installed under these conditions, uninstall will fail with error code 1605, erroneously indicating the product is not installed...

VMware vSphere 5.5 - Communication Issue from Studio Console

Hosting a VMware vSphere 5.5 server through XenDesktop or XenApp Studio displays the following error:...

VMware vSphere 5.5 - Citrix Known Issues

Citrix is committed to ensuring compatibility with the latest VMware products. Citrix supports VMware vSphere 5.5, vSphere 5.5 Update 1, vSphere 5.5 Update 2, and vSphere 5.5 Update 3. This article outlines issues and their known solutions that users of vSphere 5.5, vSphere 5.5 Update 1, vSphere...

How to Create an ICA File with Minimal Parameters

To create an ICA file with minimal parameters set, complete the following procedure: 1. Download theICA file from this article. 2. Copy the content from this file into anICA file. 3. Update theusername orpassword parameter with the relevant username and password that you use in your environment...

USB Support in XenApp/XenDesktop Server Products

This article contains information about USB Support in XenApp. USB Support in XenApp/XenDesktop Citrix support for peripherals attached to a client device is a fundamental functionality leveraged by the Citrix Server Based Computing SBC model. Support for many client-side peripherals exists...

Provisioning Services Target Device Software Fails to Install

Provisioning Services Target Device Software might fail during the installation with the following error: When you click OK , the following error appears: Reviewing the Event Viewer of the server displays the following errors: “Product: Citrix Provisioning Services Target Device x64 -- Error...

Failure to Store Cache on Local Hard Drive

Even after selecting “cache is on device hard drive”, cache is getting stored on the Provisioning Service PVS server. The following screen shot shows the virtual disk status:...

Unable to Bind Provisioning Services TFTP Service to Multiple NICs

Target devices on different non-routable VLANs are unable to connect to the Provisioning Services PVS server that has a NIC bound to each of the non-routable VLANs...

How to Adjust the Bond Balance Interval in XenServer 6.x

XenServer 6.1.0 introduces a change to the NIC bonding load balancing algorithm for active-active bonds in the vSwitch network stack. In past releases, active-active bonds were set to rebalance load every 10 seconds. However, in XenServer 6.1.0 active-active bonds on the vSwitch rebalance load...

"Error 1722 . There is a problem with the Windows Installer package" on Provisioning Services

When removing or Installing the Citrix Provisioning Services PVS Server Console or Citrix Provisioning Services PVS target Device X64 from Add/Remove Programs or Provisioning services ISO, the following error message appears: “Error 1722. There is a problem with the Windows Installer package.A...

Error: Unable to Create Deployment in StoreFront

When creating a new deployment in StoreFront, the deployment fails with the following error: "Unable to Create Deployment " This error is logged in Event Viewer: New Server Deployment Citrix.DeliveryServices.PowerShell.Command.Runner.Exceptions.PowerShellExecutionException: An error occured runni...

Applying Security Hotfixes to XenServer on NetScaler SDX Appliance with Software Release 9.3 and 10

This article describes how to apply the hotfixes required to remediate the security vulnerabilities detailed in security bulletin CTX134876 -Citrix NetScaler SDX Multiple Security Updates. Determining the Version of XenServer on the NetScaler SDX Appliance To determine what version of XenServer y...

Memory Dump File Not Being Generated on Provisioned Target

While attempting to configure a Windows 2008 target server created by Citrix Provisioning Services to generate a complete memory dump, it was observed that the memory dump file was not being created properly. Following CTX123642 – How to Recover Windows Kernel Level Dump Files from Provisioned...

Error: "HVM is Required for this Operation" when Trying to Start the VM in XenServer

Example 1 When trying to start the virtual machine VMthe following error is returned: “ There were no servers available to start VM ” The reason is displayed as “ HVM Hardware Virtual Machine is required for this operation ” Example 2 When trying to migrate a Windows VM from one host to another...