By default when you install a NetScaler or AGEE the admin interface can only be connected to by HTTP. To configure the device to allow you to connect by HTTPS complete the following steps:
1) Connect to the devices configuration utility using a browser
2) Expand the Network node
3) Click on RPC
4) Select the NSIP (NetScaler admin IP Address)
5) Click Open
6) Tick the Secure check box
7) Click OK