Hi, In Linux kernel 2.5.XX major implementation of IPSec is been drawn from freeswan project only. Your requirement will be supported into this implementation. Only place of feeding information will be changed -- Sumit ----- Original Message ----- From: "Yuan ChunYang" <cyyuanml@sonata.iscas.ac.cn> > in kernel 2.5 there is ipsec. > can anybody tell me the differences between it and frees/wan? > does it come from frees/wan? > i can not find any documents about it's implement. > Give me a help? > now what i want to do is to insert some information into ip options in > ipsec. I do not know whether this two ipsec ways support this > implementation. - : send the line "unsubscribe linux-net" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html