Deploying CAG with Web Interface 5.4 is actually very easy, there are just some “gotchas” that you have to be ready for. This is a guide to help you avoid those snags and pitfalls that commonly occur with a CAG VPX and Web Interface integration. I recommend getting the Citrix Access Gateway VPX Getting Started Guide and HDX Remote Access Guide with Citrix Access Gateway VPX Express if you don’t already have them.
Citrix Provisioning Services is very nice, but it does come with a slightly annoying quirk: All of your provisioned XenApp servers end up with the same STA ID! This will cause all sorts of problems for Citrix Access Gateway, Citrix Receiver, and anything else that may depend on having unique STA IDs. The good news is that fixing this little problem is easier than you might think. To resolve the duplicate STA ID issue, we’ll do the following: