What is NTFS Stream All files on an NTFS volume consist of at least one stream - the main stream – this is the normal, viewable file in which data is stored. The full name of a stream is of the form below.
<filename>:<stream name>:<stream type>
The default data stream has no name. That is, the fully qualified name for the default stream for a file called “sample.txt” is “sample.txt::$DATA” since “sample.
Mostly, all the companies that use Citrix NetScaler Gateway, want to customize their NetScaler Gateway URL, like changing the logo, background image, Titles, etc. All of this can be done with a theme and Citrix has a direct way of doing this, by creating something called a portal theme. You can go to this option by navigating to Netscaer – Citrix Gateway – Portal Themes. Create a theme, modify it as per your requirement and apply it to your NetScaler Gateway VIP.
What if your company has application servers hosted across multiple data centers and wants to distribute traffic based on load, server proximity, persistence requirements, or needs disaster recovery?
NetScaler GSLB Citrix NetScaler features a solution called Global Server Load Balancing (GSLB) that addresses these challenges. NetScaler GSLB is a DNS-based solution that employs various technologies to distribute resources across multi-site data center locations.
How DNS Works (Traditional Method) With ordinary DNS, when a client sends a domain name system (DNS) request, it receives a list of IP addresses of the domain or service.
NetScaler NSIP shows a white page on the browser while using a custom theme: Note: Below steps work only when using a custom theme.
/var/netscaler/gui/admin_ui - folder will have files and folders required to load the GUI admin portal when you connect to NSIP via the browser. When you upgrade your firmware to the next version, files and folders in this admin_ui folder will be upgraded as this is a system folder, which is created by NetScaler.
Photo by Oğuzhan Akdoğan on Unsplash
In any organization, it is the Citrix team’s responsibility to check the Citrix license usage. We do not have a license usage monitoring and notification feature directly available in all the Citrix versions. This monitoring and reporting feature is available in Citrix Cloud. Citrix Director shows the information but we have to login to the Director portal to see this alert. But in some environments, the Citrix team may not login to the Director portal every day.
Interview question: All the services assigned to Netscaler vserver are up. But still, vserver is showing as “DOWN” state. Why?
This article contains the probable reasons for the status of a virtual server being marked as DOWN on NetScaler.
Status of NetScaler Virtual Servers
The virtual servers on a NetScaler appliance can have any of the following state:
UP DOWN OUT OF SERVICE When the status of the virtual server is marked as UP, it is operational and ready to service requests.
NetScaler Responder NetScaler Responder allows administrators to control how the system responds to incoming client requests. By using responder policies, administrators can intercept, redirect, or drop requests based on specific conditions. This capability helps improve security, manage traffic, and optimize user experience without making changes to the backend server.
Responder supports protocols such as TCP, DNS (UDP), and HTTP. By avoiding the invocation of more complex features, it reduces CPU cycles and time spent in handling requests that do not require complex processing.
Image by Pete Linforth from Pixabay
From the Storefront or Delivery Controller server.
Request new certificate (either from internal or public Certification Authority) via MMC snapin Certificates -> Computer Store. Open IIS Manager. Expand server name and sites. Right click the site where Citrix for web is published (probably Default Site if you are not sure). Click “Edit Bindings…” Highlight https binding, and click “Edit”. Replace current certificate with the newly requested certificate (compare thumbprints if the names are identical).
I was given a task to pull certificate information from our Citrix sites and servers. There are some free and paid tools to capture the information but for some reason, I wanted to write a script for it. This script pulls certificate information from websites, internal or external websites, and saves the data to a CSV file. The output file will have URL name, certificate start date, end date, issued by and today’s date.
Images by Susanne F, Clker-Free-Vector-Images from Pixabay, and my own customization.
This is part 2 on Hugo site creation and hosting on GitHub pages. Check out part 1 of this deployment for better understanding.
How to continue with site content update On your local machine, create new posts. Modify content and change draft value to false and use hugo server -D command to see the local version of your website. Make sure baseURL value is set to username.
