Re: non-ICMP ping and non-ICMP traceroute

From: MADMAN (dave@interprise.com)
Date: Wed Sep 11 2002 - 17:16:10 GMT-3


  I think that's typical. Increment the TTL by one utilizing the time
exceeded ICMP message is what traceroute does as it is itself not an
ICMP packet.

 Dave

Brian Dennis wrote:
>
> Cisco's implementation of traceroute (IOS and CatOS) is not based on
> sending ICMP packets. It's based on sending UDP packets.
>
> Brian Dennis, CCIE #2210 (R&S/ISP Dial)
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> Becky Qiang
> Sent: Wednesday, September 11, 2002 11:05 AM
> To: Ravi Chandran; ccielab@groupstudy.com
> Subject: Re: non-ICMP ping and non-ICMP traceroute
>
> I've heard of such thing. Both ping and traceroute command in Cisco CLI
> are
> developed based on ICMP...Becky
>
> ----- Original Message -----
> From: "Ravi Chandran" <s_ravichandran@hotmail.com>
> To: <ccielab@groupstudy.com>
> Sent: Wednesday, September 11, 2002 9:09 AM
> Subject: non-ICMP ping and non-ICMP traceroute
>
> > Hi everyone,
> >
> > While in a telenet session on a Cisco switch, can I generate a
> non-ICMP
> > ping and non-ICMP traceroute from the command line?
> >
> >
> >
> > Thanks.
> >
> > Ravi
> >
> >
> ------------------------------------------------------------------------
> >
> > Join the worlds largest e-mail service with MSN Hotmail. Click Here

-- 
David Madland
CCIE# 2016
Sr. Network Engineer
Qwest Communications
612-664-3367

"You don't make the poor richer by making the rich poorer." --Winston Churchill



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