You can provision one or more NetScaler instances on the SDX appliance. The number of instances that you can install depends on the license you have purchased.
To provision NetScaler instances on the SDX appliance:
On the Configuration tab, expand NetScaler, and then click Instances. After click Add
In the Provision NetScaler enter informations:
In the Resource Allocation section, see: https://support.citrix.com/article/CTX216144
Select one of the LA interfaces. In other post i explain about Channel.
After a couple minutes the instance will be created.