What you see is what they call an ATM "edge" device. It's usually an
interface on a router, the "hop" before/after the actual ATM switch(es).
Between two ATM edge devices, there could be multiple ATM switches, but none
of them will show up on the traceroute.
HTH,
Rog
> -----Original Message-----
> From: Dan West [mailto:[EMAIL PROTECTED]]
> Sent: Saturday, July 22, 2000 2:49 AM
> To: Vijay Ramcharan; 'Roger Wang'; Sameh Badros; [EMAIL PROTECTED]
> Subject: RE:
>
>
> "hence they can't be ping'ed. Same with
> > ATM switches"
>
> Really? I run traceroutes on the web often and many
> interfaces show up as being ATM_BlahBlah.IP_Address.
> Are these not ATM interfaces showing up in the output
> of traceroute?
>
>
> --- Vijay Ramcharan <[EMAIL PROTECTED]> wrote:
> > Not so. Assign an IP address to an interface and
> > they're perfectly
> > pingable.
> >
> > -----Original Message-----
> > From: Roger Wang [mailto:[EMAIL PROTECTED]]
> > Sent: Wednesday, July 19, 2000 5:24 PM
> > To: Sameh Badros; [EMAIL PROTECTED]
> > Subject: RE:
> >
> >
> > Bridge is a layer 2 device. They will not show up
> > as a "hop" when doing a
> > traceroute, hence they can't be ping'ed. Same with
> > ATM switches, or LAN
> > switches like a Cat5.
> >
> > HTH,
> >
> > Rog
> >
> > > -----Original Message-----
> > > From: [EMAIL PROTECTED]
> > [mailto:[EMAIL PROTECTED]]On Behalf Of
> > > Sameh Badros
> > > Sent: Wednesday, July 19, 2000 2:19 PM
> > > To: [EMAIL PROTECTED]
> > > Subject:
> > >
> > >
> > >
> > >
> > >
> > > I am using Bridging between 2 routers connected
> > through T1 but I am unable
> > > to ping from either side..any ideas ?
> > >
> > >
> > > Thanks in advance,
> > >
> > > Sameh
> > >
> > >
> > >
> > >
> >
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> =====
> Dan West -- CCNA
>
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