Goes hand in hand with #167 and #169. If you want to configure a vpx to report client ip addresses to the services its load balancing, you need to set the default gateway on the servers to the management ip address of the vpx, then create a RNAT route on the vpx.
http://docs.citrix.com/zh-cn/netscaler/11/nitro-api/nitro-rest/api-reference/configuration/network/rnat.html
https://docs.citrix.com/ko-kr/netscaler/11/networking/ip-addressing/configuring-network-address-translation/configuring-rnat.html
