kernelconfig_penguin

"esp" match support

modulename: xt_esp.ko
configname: CONFIG_NETFILTER_XT_MATCH_ESP

Linux Kernel Configuration
└─> Networking support
└─> Networking options
└─> Network packet filtering framework (Netfilter)
└─> Core Netfilter Configuration
└─> "esp" match support

In linux kernel since version 2.6.17 (release Date: 2006-06-17)  

This match extension allows you to match a range of SPIs
inside ESP header of IPSec packets.

To compile it as a module, choose M here. If unsure, say N.


source code:


net/netfilter/xt_esp.c