Ethereal-users: Re: [Ethereal-users] RE: Ethereal-users digest, Vol 1 #541 - 14 m sgs

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From: Gerald Combs <gerald@xxxxxxxxxxxx>
Date: Fri, 18 Jan 2002 14:34:51 -0600 (CST)
On Fri, 18 Jan 2002, M.C. van den Bovenkamp wrote:

> Jeff Parker wrote:
> 
> >         You can try pinging the network
> >                 ping 198.3.104.255
> >         which should elicit a reply from all the IP
> >         machines in the subnet,
> 
> Actually it need not. A host is not required to respond to a ping to the
> broadcast address, although many do.

Enough hosts on our network don't respond to broadcast pings that I
usually resort to "priming" the arp table on my local machine using an
nmap ping scan, or grabbing the ARP table of the local router using telnet
or SNMP.


> 		Regards,
> 
> 			Marco.
> 
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