To enable or disable ICAP REQMOD or RESPMOD support using the Network Security appliance Web UI, use the ICAP Settings page.
Prerequisites
Administrator access to the Network Security appliance
Choose Settings > ICAP.
Select the Request Modification checkbox.
Select the Response Modification checkbox.
Click Update.
Choose Settings > ICAP.
Clear the Request Modification checkbox.
Clear the Response Modification checkbox.
Click Update.