Ferroque Systems News

Citrix ADC (NetScaler) Basics eBook Released on Kindle

February 6th, 2019

We’re pleased to announce the release of our Citrix ADC Basics eBook “Basic Setup and Securing of Citrix NetScaler ADC” has been released in Kindle format on Amazon this week. This book is a culmination of numerous baseline recommended deployment and configuration practices for Citrix ADC appliances, based on our experiences within the Citrix organization, Citrix recommendations, and field experience. Avoid common pitfalls in your … read more

Issue: Citrix ADC 12.1 b50.31 – Cannot Complete Your Request

February 1st, 2019

Environment: Greenfield Citrix  deployment with Citrix Gateway fronted by Azure MFA SAML with a custom theme. Products: Citrix Virtual Apps & Desktops 1811 Citrix ADC MPX 14080 FW 12.1 b50.31 Azure MFA Issue: We’d had our ADCs on the new 50.31 firmware release to address the CBC vulnerability documented in CTX240139 without any issues. As I went down the path of uplifting our config from a … read more

HowTo: Active-Active Multi-Datacenter Citrix FAS

January 31st, 2019

Purpose This article’s intent is to illustrate an ideal config of FAS in order to accommodate FAS being deployed in a multi-site scenario, while optimizing communication flows for Citrix Federated Authentication Service (FAS). This article is NOT a how-to guide on installing and configuring FAS or Azure MFA integration to Citrix ADC. For those steps, hit up these useful links: https://www.carlstalhood.com/citrix-federated-authentication-service-saml/ https://www.antonvanpelt.com/use-azure-ad-idp-citrix-federated-authentication-service/ Context Citrix FAS … read more

Issue: PVS App Layering Agent Install Error – Bad Data

January 14th, 2019

Environment: Greenfield platform build. Products: PVS 1811 App Layering 1812 Windows Server 2016 Issue: Randomly got bit by this twice in one week with a customer, and haven’t seen much online about it. Upon installing PVS and installing the App Layering agent, it fails toward the end with this lovely message: Snippets of the log contain the following: InstallShield 17:57:28: Invoking script function AddCertificate 1: … read more

HowTo: Enable SSL on Citrix Delivery Controllers – Easy Method

December 19th, 2018

One of the cardinal sins of anyone implementing a Citrix virtualization platform is not securing XML and STA services on the Delivery Controllers (aka brokers). Although passwords are hashed in transit over HTTP, the encoding is very weak and easily decrypted through basic tools. Beyond that, user names, app entitlements, and group memberships can all go cleartext if left to the default HTTP\TCP 80 configuration. … read more