Subject: Re: DF bit copying in gif processing
To: None <>
From: Michael Graff <>
List: tech-net
Date: 10/17/2000 10:30:49
Jason R Thorpe <> writes:

> On Tue, Oct 17, 2000 at 01:10:55PM -0400, Bill Sommerfeld wrote:
>  > Except that, in practice, the folks who needs to start doing
>  > black-hole discovery are the N zillion web servers sitting behind
>  > their own icmp-opaque firewalls....
> So, if an admin has an icmp-opaque firewall in front of his web farm,
> he deserves to lose.  Losing may include turning off PMTU Discovery
> on his web servers.

But it doesn't work that way.

I try to reach  It fails.

I call  They say "you're trying to hack our servers." or
simply ignore anything I mail/say.

It's the NetBSD user that loses here, even though it is actually the
server that is at fault.