Great Circle Associates Firewalls
(February 1996)
 

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Subject: Re: 0.0.0.0 address on LAN
From: Adam Prato <adamp @ mickey . ovid . com>
Date: Thu, 8 Feb 1996 09:47:11 -0700 (MST)
To: Damir Rajnovic <gaus @ znanost . hr>
Cc: firewalls @ GreatCircle . COM
In-reply-to: <199602080918 . KAA17830 @ hvar . mzt . hr>


On Thu, 8 Feb 1996, Damir Rajnovic wrote:

> Date: Thu, 8 Feb 1996 10:18:27 +0100 (MET)
> From: Damir Rajnovic <gaus @
 znanost .
 hr>
> To: firewalls @
 GreatCircle .
 COM
> Subject: 0.0.0.0 address on LAN
> 
> Hello,
> 
> Someone ask who produce 0.0.0.0 ip address, answer is Win95 (and NT
> maybe - don't have it around so can't be shure). Here is excerpt:
> 
> Client: 0.0.0.0 (null) Server 255.255.255.255 (broadcast)
> OpCode 0x01: BOOTREQUEST , MAC Address Type: 1, MAC Address Length: 6
> Hops: 0, XID: 0000AF37, trying since 1024 second(s)
> 
> and that guy have Win95 on his machine.

this looks like a 'bootp' request. Many printers, X terminals, and other 
standalone remote devices use it.

Adam


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