so, having never used IPFW, does that really signify anything other than bad
transmission? i mean, sounds like it could be a warning for corrupted
packets?
somebody explain that to me?
--charlie pelletier
--litmus(mp3.com/litmus)
----- Original Message -----
From: "Dan Nelson" <[EMAIL PROTECTED]>
To: "Peter Brezny" <[EMAIL PROTECTED]>
Cc: <[EMAIL PROTECTED]>
Sent: Friday, September 27, 2002 4:14 PM
Subject: Re: Kernel log question "pullup failed"


> In the last episode (Sep 27), Peter Brezny said:
> > Has anyone seen this before?
> >
> > > pullup failed
> >
> > what is it?
>
> It's an ipfw log message.  It could certainly stand to be a bit
> clearer :)
>
> From man ipfw:
>
> FINE POINTS
>      o   There are circumstances where fragmented datagrams are
>          unconditionally dropped.  TCP packets are dropped if they do
>          not contain at least 20 bytes of TCP header, UDP packets are
>          dropped if they do not contain a full 8 byte UDP header, and
>          ICMP packets are dropped if they do not contain 4 bytes of
>          ICMP header, enough to specify the ICMP type, code, and
>          checksum.  These packets are simply logged as ``pullup
>          failed'' since there may not be enough good data in the packet
>          to produce a meaningful log entry.
>
>
>
> --
> Dan Nelson
> [EMAIL PROTECTED]
>
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