The following is how to import the Workload Balancing virtual appliance in XenServer 6.0, in a nutshell. Based on the Citrix XenServer Workload Balancing 6.0 Quick Start guide, from Citrix Support.

Open XenCenter. Right-click on the pool or host to which the virtual appliance is to be imported. Select Import. Browse to the vpx-wlb.xva package. Select the pool or …