NetScaler Cheat Sheets for XenMobile Integration

The purpose of these NetScaler cheat sheets is to provide a reference article with key information about each Session Policy or Session Profile configured via NetScaler / XenMobile wizard. These cheat sheets are applicable for XenMobile 9 and 10.x solutions. STWBRWIPAddress Clientless Access...

How to make a session that spans multiple monitors with Linux Receiver

This article is intended for Citrix administrators and technical teams only.Non-admin users must contact their company’s Help Desk/IT support team and can refer toCTX297149for more information. This article explains how to make a session that spans multiple monitors with Linux Receiver...

Addressing False Positives from CBC and MAC Vulnerability Scans of NetScaler SSHD

BUG0217580 addressed an SSH vulnerability CVE-2008-5161 involving CBC algorithms used in SSH connections CBC Mode Plaintext Recovery Vulnerability. The bug was reported when NetScaler 10.0 was still the newest version as NetScaler shipped with an affected version of OpenSSH. The NetScaler bug fix...

How to Enable/Disable Workspace Control in StoreFront

This article describes how to enable/disable workspace control in StoreFront...

How to Import/Export vDisk

How to Import/Export vDisk...

How to Configure Single Fully Qualified Domain Name for StoreFront and NetScaler Gateway

This article describes how to configure Single Fully Qualified Domain Name on StoreFront and NetScaler Gateway...

[FAQ] Netscaler LDAP uses which IP address as source

Netscaler LDAP uses which IP address as source, NSIP or SNIP Answer:- - nsldap.pl is a perl script and will use NSIP as source IP by default. - If the Netscaler has SNIP in the same subnet of the authentication server, Netscaler will communicatethrough SNIP. - And, if Netscaler and the...

XenMobile Does Not Recognize Licenses Installed on a Remote License Server

XenMobile does not recognize licenses installed on a remote license server. The ZDM.log file shows that cached license has expired and XenMobile temporary license expires after 30 days. Telnet from XenMobile server to licensing server over 7279 fails and netstat on licensing server shows that the...

Error: "403 - Forbidden: Access is Denied" After Log on to NetScaler Gateway

The following error is displayed after logging on to NetScaler Gateway: "403 - Forbidden: Access is denied."...

SSL VPN Split Tunnel Issue Through NetScaler

Split tunneling does not allow to access internal websites. When WorxWeb is launched "The VPN service has failed to connect" error message is displayed. With split tunneling disabled customer is able to view website fine traffic is routed to internal network. When trying to hit external network...

FAQ: Key Sizes/Certificates Supported by ADC

Q: What are the key sizes/certificates supported by ADC? A : An MPX appliance supports certificates of 512 or more bits, up to the following sizes: 4096-bit server certificate on the virtual server 4096-bit client certificate on the service 4096-bit CA certificate includes intermediate and root...

Error:"Office Licensing Rearm failed" while updating or creating new Machine Catalogs with MCS

Install Office 2010 / 2013 into Master Image for XenDesktop. Then, during the Machine Catalog update, the following error is displayed: "Office Licensing Rearm failed."...

How to enable Syslog over TCP in ADC

This article describes how to enable syslog over TCP in ADC. Background Syslog is the standard used for logging information. Syslog enables isolation of the system that generates information and the system that stores the information. Syslog usage is quite common in Network implementations today...

TCP Profiles on NetScaler

TCP configurations for a NetScaler appliance can be specified in an entity called a TCP profile, which is a collection of TCP settings. The TCP profile can then be associated with services or virtual servers that want to use these TCP configurations. Built-in TCP Profiles For convenience of...

Screensaver Not Working in XenDesktop

Screensaver not starting on Virtual Desktop - Desktop OS VDA...

Secure Mail Error: "Cannot Safely connect to the server. The server certificate is not trusted."

New Users: When attempting to connect to Secure Mail, new users encounter the following error message: "Cannot safely connect to the server. The server's certificate is not trusted." Already Enrolled Users: Already enrolled users experience the error message: "Access to your company network is no...

How to Manually Install and Configure Citrix Receiver for Pass-Through Authentication

Citrix Workspace app is the new universal app for all workspace services, that will encompass all Citrix clients and app capabilities over time. This article describes how to install Citrix Receiver for Windows and configure Single Sign-on authentication to XenApp/XenDesktop. After configuring...

How to Enable Debug Logging for Proxy Events on Citrix Cloud Connector

This article outlines the process to output additional debugging messages relating to proxy connectivity for the Citrix Cloud Connector to the Windows Event Logs. Note: If you are experiencing connectivity issues, run the Connectivity Check tooltoverify reachability proxy servers plus other Citri...

How to Set the Time Zone of the NetScaler Appliance to UTC Time Zone

This article contains the procedure to change the time zone of the NetScaler appliance to Coordinated Universal Time UTC if the appliance is set to another time zone. When setting the appliance to the UTC time zone, it can be confusing to refer to a relevant city. To avoid such uncertainty, you c...

Duplicate App Icons on Receiver for Windows

This article is intended for Citrix administrators and technical teams only. Non-admin users must contact their company’s Help Desk/IT support team and can refer to CTX297149 for more information. Affected users see multiple stores configured CCA4-UK, CCA4-UK1, CCA4-UK2 and so on. Receiver was...

Storefront 2.6 - How to Disable Receiver Detection

This article explains how to disable Receiver detection on StoreFront 2.6...

StoreFront Featured Apps Group Appears More Than Once

When there is a single Featured Apps group created; the new group appears more than once in StoreFront...

How to Disable SR-IOV on Emulex CNA\HBA on HP Hosts Running XenServer 6.5

To Disable SR-IOV on Emulex CNA\HBA...

How to Use Policy-Based Logging on a NetScaler Appliance to Log HTTP Header

This article describes how to use the policy-based logging on a NetScaler appliance to log an HTTP header not supported by the NetScaler Web Logging NSWL feature...

Citrix Provisioning Services Antivirus Best Practices

The environment may experience one or more of the following symptoms if the antivirus client is impacting either the Target Devices or PVS Servers. - Target Devices running the VDA software may appear power state unknown and no longer registered whenlooking at them via Studio or Director. -...

NetScaler Gateway Rejects RADIUS Accept Request

RADIUS authentication is configured on NetScaler Gateway. RADIUS accepts the authentication and sends the correct message however NetScaler rejects the authentication. The RADIUS log files show that the authentication is accepted. The network trace shows that a message is sent from RADIUS server...

XenServer Security Update for CVE-2026-42491

Severity: Medium Description of Problem An issue has been identified in the XenServer management API SDK that may allow an attacker on the management network who is able to intercept specific HTTPS requests within a higher-level operation to be able to act with the privileges of the intercepted...

Citrix Daas - Azure - VM Booting Issue (after using Azure Image Gallery)

Could not see VM created in the Citrix DaaS & Azure Azure Image Gallery as it keep going in power off state immediately when attempting to boot - Unable to see VM OsDisk in the Azure Portal - Only Identity Disk & NIC card is getting created in the Azure Portal...

How to Migrate Session Recording Storage While Keeping Old Recordings

The customer is planning a cutover of Session Recording storage. They would like to add the new storage location for any new session recordings, while maintaining the older storage location for older recordings as these are kept for a required retention period...

Enabling EDT Lost Tolerant Mode using Linux as client.

How to enable EDT Lost Tolerant Mode in the latest VDAs versions when using Linux as client, all requirements needed...

Canvas Display - Use multiple monitors as a single monitor for App launch

Map multiple monitors attached to the Endpoint as a single display to stretch the Application window across all the monitors...

Citrix DaaS - Hosting Connection "Username and Password Not Recognized" Error

When attempting to establish or test a hosting connection within your virtualization environment, the system reports an authentication failure with the following error message: "The username and password combination supplied for this connection was not recognized." This error indicates that the...

ADM - CPU utilization is increasing and Debug is enabled

High Load on the CPU at Random time, collect the bundle and shared...

Citrix DaaS Studio: Resolving VM List Delay Due to Cloud Connector Timeout

Administrators may encounter a delay when retrieving the list of machines from Citrix Cloud in a particular resource location. This issue is often observed under the following circumstances: The Cloud Connector is unavailable or unresponsive. The connector is undergoing maintenance or is being...

High Battery usage for Wireless Bluetooth Headset with Citrix HDX RTOP Media Engine version 2.3

After migrating from Lync VDI Plugin RTOP 2.0 to RTOP 2.3, the overall battery usage of wireless bluetooth model Jabra Pro 930 headsets is increased by 50%...

Citrix Endpoint Management (aka XenMobile Server) 10.16.0 Rolling Patch 5

Package name: xms10.16.0.10551.bin For: XenMobile Server 10.16.0 Deployment type: On-premises only Replaces: xms10.16.0.10427.bin, xms10.16.0.10318.bin, xms10.16.0.10205.bin, xms10.16.0.10108.bin Date: April 2025 Languages supported: English US Important notes about this update As a best practice...

SSH Prefix Truncation Vulnerability (Terrapin attack) on Citrix Applayering

SSH Prefix Truncation Vulnerability Terrapin attack on Citrix App Layering . Note: The Terrapin attack can reduce the security of SSH by using a downgrade attack via man-in-the-middle interception. The attack works by prefix truncation; the injection and deletion of messages during feature...

Applying Modern UI patch for Citrix Storefront LTSR2402 CU2 (to support CWA Linux Clients)

Symptoms or Error When users on Linux login to their Citrix Workspace App for Linux , they see an infinite progress screen or error instead of seeing the list of their apps and desktops. This is applicable only for customers where the admins have 1. Upgraded their StoreFronts to the new Storefron...

Citrix DaaS - Error: Monitoring page could not be loaded [User authentication Failure]

New custom cloud administrators get the below error when trying to access Monitor console-...

Citrix Virtual Apps and Desktops - Citrix Studio is attempting to connect to Google Analytics

Citrix Studio tries to upload data to Google Analytics POSThttp://www.google-analytics.com/collect HTTP/1.1. Third-Party Security tools detect this traffic and may show the alert. Example from Vector Security Network Cybersecurity Tool: Citrix Studio is attempting to connect to Google Analytics...

When resizing an OS layer to a smaller size, the Finalize process fails

When attempting to shrink an OS layer version OS layer using a size that is smaller then it currently is , the Finalize process may fail. The CALCE or UNISYSLIB logs from the Compositing Engine would shows an error similar to the following: 2024-01-17 09:29:11 ERROR 1668 uni.ca.syslib.reghive...

PVS Citrix Virtual Desktops Setup Wizard fails to create every other machine

When using PVS Citrix Virtual Desktops Setup Wizard, it creates machines however every other machine fails to be created. This typically means either all even numbers machines or odd numbers machines fails to be created depending on what number you start with...

Configuring USB Device Auto redirection on newer Citrix workspace App for Windows

USB Device Auto redirection configuration on newer Citrix workspace App for Windows...

Subnet mask missing in Windows once PVS target is booted via BDM

When booting a PVS target using a BDM with static IP and having DHCP enabled in the vdisk, Windows may be missing its subnet mask...

Citrix workspace app for Windows issues with "limit instances"

If the user clicks multiple times on a published application it will launch several instances of the application even if "Limit to one instance per user" is set on the application...

Image Preparation fails using MCS on GCP due to Google's deprecated images disk export workflow

Symptoms or Error Customers cannot create new catalogs or update the images of existing catalogs. Solution Citrix is currently working on a fix. Workaround: Customers can update the json files to use a newer image and script.Below is the step-by-step process. There are 2 options to update the...

ADC: Unable to delete backup files from GUI

Customer sees 50 backup files on NetScaler GUI whereas same files are not visible on /var/nssysbackup directory. Whenever trying to delete the backup files from GUI it shows "ERROR: Backup file does not exist."...

If Workspace Apps is deployed by StoreFront, platformRateLimitPktDrop can be recorded in ns.log.

"platformRateLimitPktDrop" is recorded when the licensed bandwidth is exceeded. Recent Citrix Workspace Apps size is larger than before. If you set "Local files on the storeFront server on Citrix StoreFront", licensed bandwidth can be exceeded...

How To: Nitro API Authentication for RADIUS Access-Challenge Response

When NITRO API is used to manage or get information from a NetScaler, a session must be authenticated first. Depending on the authentication factors configured for NetScaler Management, different NITRO API resources should be used. If one of the authentication factors used, responds with a...

FAS - The RA certificate expiry notification is not displayed in the Cloud console

When the FAS Registration AuthorityRA certificate expires, the RA certificate expiry notification is not displayed in the Citrix Cloud management console...