Re: First line in /etc/hosts

[Junichi Uekawa <dancer@netfort.gr.jp>]

Hi,

> Also: As far as the kernel is concerned, any local IP is local to *all*
> interfaces, and it will happly reply to it (ARP and so on) if allowed to.
> The rp_filter will often avoid trouble here, BUT routers often have to
> disable rp_filter.  So add some rules to the firewall make sure nothing gets
> into 127.0.0.0/8 unless it is a local packet.

So, by this implication, if I use arping and pretend to be 127.0.0.1
to another host, that host will try to ping the network if I ping 127.0.0.1 
on the target host?


regards,
	junichi