Understanding IP forwarding

[Tom H]

On Fri, Aug 3, 2012 at 11:43 AM, Rashkae <ubuntu at tigershaunt.com> wrote:
> On 08/03/2012 11:35 AM, Rashkae wrote:
>
>> You might be running into issues with the Kernel IP Spoofing detection.
>>
>> Verify (and change) that /proc/sys/net/ipv4/conf/all/rp_filter is 0 (and
>> not 1) and try the test again.
>
> To ammend my instructions a bit, disable the rp_filter settings in
> /etc/sysctl.conf and use sudo sysctl -p to apply the changes. Sometimes, I
> just do things the old fashioned way for no good reason.

Editing "/etc/sysctl.conf" is old-fashioned too.

Creating a file in "/etc/sysctl.d" is better because it doesn't
interfere with distribution-installed files.