Re: What does "NAT: dropping untracked packet" mean?

Matthias Andree
2001-02-01T14:17:47Z

On Thu, 01 Feb 2001, Nils Rennebarth wrote:

> Since enabling (but not yet using) firewalling in the 2.4.1 kernel, my log
> gets clobbered with messages like:
>
> Feb 1 12:58:56 obelix kernel: NAT: 0 dropping untracked packet ce767600 1 129.69.22.21 -> 224.0.0.2
>
> The IP Adresses belong to Windows 98 computers. What does the message mean,
> and what could I do to stop them?

It means that your box drops multicast administrative packets on the
floor.

--
Matthias Andree