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Date: Sun, 7 Dec 2003 22:01:00 +0800
From: KT Sin <ktsin@acm.org>
To: Alfred Perlstein <bright@mu.org>
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cc: current@freebsd.org
Subject: Re: ipfw breakage in 5.2
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Had this problem before, when the kernel and userland got out
of sync.

kt

On Sat, Dec 06, 2003 at 05:47:23AM -0800, Alfred Perlstein wrote:
> Ok, nevermind, I don't see how 'lo' got used instead of 'lo0'
> but that's what appears to have caused it.
> 
> * Alfred Perlstein <bright@mu.org> [031206 05:43] wrote:
> > Sorry if this is a false alarm, but with the "open" firewall
> > ruleset in effect:
> > 
> > # ipfw l
> > 00100 allow ip from any to any via lo
> > 00200 deny ip from any to 127.0.0.0/8
> > 00300 deny ip from 127.0.0.0/8 to any
> > 65000 allow ip from any to any
> > 65535 allow ip from any to any
> > 
> > I can't ping my loopback:
> > 
> > # ping localhost
> > PING localhost (127.0.0.1): 56 data bytes
> > ping: sendto: Permission denied
> > 
> > is this known/expected?
> > 
> > 
> > -- 
> > - Alfred Perlstein
> > - Research Engineering Development Inc.
> > - email: bright@mu.org cell: 408-480-4684
> 
> -- 
> - Alfred Perlstein
> - Research Engineering Development Inc.
> - email: bright@mu.org cell: 408-480-4684