sysctl options

Hello

Where can I find detailed descriptions what the various sysctl options do?
For example, 'tcp_syncookies' and 'rp_filter'?

Thanks
Tim

In post: bh7v89$l12$(E-Mail Removed),
I said:

> Hello
>
> Where can I find detailed descriptions what the various sysctl
> options do? For example, 'tcp_syncookies' and 'rp_filter'?
>
> Thanks
> Tim

and nobody seemed to know so know that I've stumbled on it myself, perhaps
this will help somebody:

http://ipsysctl-tutorial.frozentux.net/

Tim