Re: Bug#2105: console error messages "Source Route Failed."
You (Peter Tobias) wrote:
> James D. Freels wrote:
> > Package: netbase, netstd
> > Version: 1.20-1, 1.22-1
> > I receive the following error message at the console over and over
> > again:
> > ICMP: 18.104.22.168: Source Route Failed
> > I have also received the following message a very few times:
> > ICMP: 22.214.171.124: Source Route Failed
> It's a message from the kernel. If I remember correctly you need
> support for IP options to use the source routing (and the 1.2.13
> kernel does not support IP options). I don't think it's a bug,
> it's just a missing feature.
It is a deliberatly missing feature. In fact, you can turn it on
in newer kernels if you want during compilation. I would not
do that as it opens up a huge IP level security hole.
If you want to know more about this read up on security, routers,
firewalls and low level IP amd ICMP.
Miquel van | Cistron Internet Services -- Alphen aan den Rijn.
Smoorenburg, | mailto:email@example.com http://www.cistron.nl/
firstname.lastname@example.org | Tel: +31-172-419445 (Voice) 430979 (Fax) 442580 (Data)