NetScaler is an application delivery controller (ADC) and load balancing solution developed, sold and supported by Citrix. NetScaler operates in a similar market as F5 and other leading load balancer/ADC solutions and comes in both physical hardware (MPX/SDX) and virtualized forms (VPX/SDX). ...

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How to support Kerberos authentication on internal websites through Citrix Access Gateway

When I remote in through a citrix access gateway (using netscaler) I am unable to use kerberos tickets for authentication with apache. The browser only sends an NTLMSSP negotiate header and gives up. ...
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22 views

Can a Citrix NetScaler loadbalance based on the path portion of a URL?

So I have a domain hosting two lovely applications thus... http://intranet.lan:80/firstapp http://intranet.lan:80/secondapp And two physical boxes serving them up http://box1.lan:80/firstapp ...
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34 views

How to get email alerts when a monitor goes down on NetScaler?

How to get email alerts when a monitor goes down on NetScaler? I am looking for a way to get email notifications when different things go wild with backend services served by a NS instance. NS ...
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699 views

Citrix Netscaler 10.1 AAA Application Traffic Single Sign On

I have a Netscaler deployment with a virtual server where I have enabled authentication through the AAA Application Traffic feature. As Expected this allows my users to log on to the netscaler login ...
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949 views

How do I configure netscaler to act as a simple HTTP proxy?

I want to start use a netscaler instance as a HTTP proxy (like squid), so all the requests from my browser will go directly to netscaler. How can I obtain this behaviour? Note: Netscaler is already ...
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104 views

How can I configure Netscaler not to expire admin interface web sessions?

How can I configure Netscaler not to expire admin interface web sessions? Mainly the web admin interface of netscaler is logging me out very often because session expires. Where can I change the ...
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514 views

NetScaler Gateway VPX behind nginx

Currently we run a Citrix Security Gateway on a VM and opened a specified port on our firewall to directly connect to it via port redirection. This works quite well, but every user has to remember the ...
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229 views

Issues Load balancing .Net web app using State Server

We have multiple web servers behind a Netscaler load balancer. The (Win2008) servers each host an ASP.Net application (using iis 6.1) that are configured to use a central server running the .Net ...
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146 views

Device aware multifactor authentication with Citrix environment?

There are many services that advertise themselves as providing multifactor authentication for Citrix. But, most seem to require the additional generated passcode every time. Are there any that can ...
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1answer
196 views

NetScaler and Domino iNotes

We are putting a NetScaler device in front of our Domino iNotes servers, which will act as a reverse proxy. However, we get "Error 400" errors in the iNotes webinterface, and the behaviour is ...
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2answers
63 views

Can I give a friendly error message for connections less than TLS 1.1?

For security reasons, I want to block all TLS connections older than TLS1.1. I also want to give a friendly error message for users who use less than TLS 1.1 on my site. Is there any way to ...
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132 views

Putting a NetScaler infront of Redis master failover

I have a redis-sentinel solution for master failover, I just need to setup a vserver with all the master services in the pool. Only one master can act as the master at a time, the rest are slaves ...
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239 views

Where can I embed proprietary information in a layer 2 or layer 3 packet?

The Citrix Netscaler has an interesting property that embeds information in the TCP packet that gets sent to the host. This property is echoed back to the Netscaler in such a way that the Netscaler ...
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5k views

When configuring a Citrix Netscaler for use with Exchange 2010, what should the persistence timeout be?

I have a Netscaler that I'm using to front end 4 Exchange 2010 CAS servers. The clients that use this virtual server include Outlook Web Access (OWA) Exchange Web Services (Outlook for Mac 2011) ...
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475 views

SSL Offloading with Citrix Netscaler is not working when requesting PDF files

we are working in one of our projects with Citrix Netscaler in front of our web site. we configured the Citrix Netscaler to use SSL offloading but when we request a PDF file the SSL offloading does ...
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417 views

Can I restrict an AD account to login only on Xenapp servers and not locally?

I have some users who want to test a Xenapp application using some generic accounts (I don't like to use generic accounts but for reasons I won't go into, they are necessary). I want to setup the ...
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1answer
287 views

Does PHP get executed when a page gets a HEAD request?

We set up a Netscaler in front of our PHP application server, the netscaler now preforms a large amount of HEAD requests as evidenced by our apache logs. I wonder if each time apache gets a one of ...
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428 views

Multiple DNS names and IP address to make load balancing more efficient in an Exchange CAS Array

The tl;dr problem The CAS server occasionally gets one or two NAT'ed IP addresses that have several hundred users behind it. That is bad for scalability. The tl;dr solution Have the NAT'ed ...
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1answer
2k views

Load balancing SMTP in a way that doesn't hide the source IP address

I need to load balance SMTP to handle some applications that don't know how to use MX records. I set up a Netscaler using the TCP option on port 25 and now Exchange sees the source IP as that of the ...
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363 views

Figuring out the reason for a “Connection timed out” error

For the last 24 hours two independent servers are having a hard time connecting to our web server. They are trying to open a port 80 connection. They are both receiving "connection timed out" errors. ...
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2answers
701 views

Do Citrix Netscalers have a feature equivalent to iRules?

I'm looking to move from F5 to Netscaler and having a hard time figuring out if Netscalers have a feature similar to iRules.
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3answers
3k views

Alternatives to Citrix NetScaler?

I'm interested in Citrix product NetScaler. It's an applicance that you put in front of the web-servers. Features I like is: SSL offload an acceleration (good because of performance and that ...