So this is something that I was tasked with a couple of weeks ago, where a customer was having issues with their network bandwidth to their website was exhausted because of a sophisticated DoS attach which seemed like a regular HTTP request, but it made the webserver exhaust its resources and comsume bandwidth upstream so …
Citrix NetScaler and Action Analysis to limit user connection to a website Read More »
So a new year is coming! and I’m getting a lot of questions about XenApp Express these days, what it is and how much does it cost and how does it work? So this is a blog post which sums up the things I know as of now, so things might change before the release …
So I just noticed yesterday that Rancher now have gained experimental support for Windows Server Containres as part of their latest experimental build. This RC build has simple support for running Windows Server Containers. So in order to set it up we need to download the RC build from Docker Hub sudo docker pull rancher/server:v1.3.0-rc1 …
Rancher and Experimental support for Windows Server Containers Read More »
So a new feature that was introduced in 11.1 which I some reason overlooked was the ability to configure seperate TCP profiles using AppQoE actions, which in its essence allows us to configure different AppQoE policies using different TCP profiles based upon which endpoint is connecting using expressions. Now by default when a client connects …
So to be honest I haven’t actually spent to much time looking at all the details that NetScaler MAS of features. I have blogged about some of the features such as NITRO API Proxy: http://msandbu.org/leveraging-netscaler-mas-as-a-nitro-api-proxy/ NetScaler MAS and multi-tenancy: http://msandbu.org/netscaler-mas-and-multi-tenancy/ NetScaler MAS and Docker Remote API: http://msandbu.org/setting-up-nmas-with-remote-docker-integration-with-ubuntu-docker-hosts/ But there are a bunch of other stuff …
Now many are leveraging Netscaler GSLB to setup complex Geo based load balancing across different regions using built-in health checks and proximity based upon latency to endpoint and such. Citrix have also made some investments into the feature with Zones feature in XenDesktop which works together with GSLB to allow for Optimal Gateway Routing to …
Most of the time when I come into existing NetScaler deployments, it is often only deployed as a simple load balancer to do SharePoint / Exchange or some web front-end, while that is of course a viable option this can also be done with other viable options such as HAProxy, Nginx Plus and so on, …
Improving website performance using Citrix NetScaler Read More »
If you’re a large enterprise and have multiple NetScaler instances for different purposes such as a VPX for Exchange or SharePoint and another one to NetScaler Gateway and even a cluster for front-end eCommerce webshops, and with mulitple locations in the mix as well there are a couple of things you want to have place …
NetScaler IP Reputation which is a pretty new feature and is as of now only included as part of Platinum, is one of the few Cloud Based Services that Citrix has included in NetScaler so far. Now IP Reputation is a pretty simple yet effective means to get updated list of “known bad IP addresses” …
One of the cool features Citrix MAS which most haven’t seen yet, is the ability to use it as a NITRO API Proxy, So this is something that I spoke about on the MYCUGC Networking webinar, so I decided to write a blogpost on it as well. So for instance in a fully managed enviroment, …
