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Re: Packet filtering help



On Tue, Apr 10, 2001 at 12:13:52PM +0200, Vaclav Hula wrote:
> > > Ask yourself this: *Why* should ICMP be filtered?  What are you gaining?
> >
> > What are you gaining by responding to them?
> 
> RFC compliancy isn't enough? IMHO should be. 

There's no RFC that states that you need to reply to echo requests.
Hosts are required by RFC 2700 to *implement* ICMP, but nothing is said
about what they do with it.  I still believe that replying to pings is 
very much the polite thing to do.

noah

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