To convert classic policy expressions to advanced ones

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Instructions

This can be done on the NS CLI using the following commands:

1. For a policy expression: 

At the shell prompt, type:
#`nspepi -e “<classic expression>”

2. To convert all classic policy in the configuration file:

At the shell prompt, type:
#nspepi -f “<ns config file>” -v

Refer to the following document for more details:
https://docs.citrix.com/en-us/netscaler/12/appexpert/policies-and-expressions/ns-pi-intro-pol-exp-wrapper-con/ns-pi-pe-to-pi-conversion-tool-wrapper-con.html