IP: ESP transformation offload

modulename: esp4_offload.ko


Linux Kernel Configuration
└─>Networking support
└─>Networking options
└─>IP: ESP transformation offload
In linux kernel since version 4.2 (release Date: 2015-08-30)  
Support for ESP transformation offload. This makes sense
only if this system really does IPsec and want to do it
with high throughput. A typical desktop system does not
need it, even if it does IPsec.

If unsure, say N.

source code: