[Re: ICMP error]

[Vicente Torres <vtorres@die.upv.es>]

Colin Watson wrote:
> 
> Vicente Torres wrote:
> >I receive hundreds of times pro day
> >the following message on my text screens:
> >
> >193.152.56.57 sent an invalid ICMP error to a broadcast
> >
> >¿Can I do anything to avoid receiving this message?
> 
> I had the same problem, due to an apparently misconfigured LANManager
> server on this network. I used a firewall to filter it out:
> 
> ipchains -A input -j DENY -p icmp -s 131.111.212.123
> 
> ... on > 2.1.101 or 2.2 kernels, or:
> 
> iptables -A INPUT -j DROP -p icmp -s 131.111.212.123
> 
> ... on 2.3 kernels. (Can't remember what you need for 2.0 and <= 2.1.101
> kernels (ipfwadm), sorry.)
> 
> --
> Colin Watson                                           [cjw44@cam.ac.uk]
> Trinity College, Cambridge, and Computer Science         [riva.ucam.org]

Thank you very much,
your help is exactly what I was looking for.