From: Nate Van Maren (nate@xxxxxxxxx)
Date: Mon May 27 2002 - 13:12:03 GMT-3
Would port security work for what you're trying to do? This would tie a
machine to a specific port on the switch.
-Nate
> jfaure@sztele.com wrote:
> >
> > Hi Guys!
> >
> > I'm wondering how can I reserve a Mac ADDRESS and an IP address (the
two
> > conditions) to a specific Catalyst layer 2 switch port. I know you can
set
> > a permanent or static entry in the CAM table of it, but the problem is
to
> > reserve the IP address too, to only permit that a PC with this MAC and
this
> > IP can connect to the switch by this specific port.
> >
> > I've seen that you can "edit" the ARP table of the switch, and you can
set
> > an ARP entry too. The problem is that if you don't stablish the
aging-time
> > to infinite, this entry (that would link the MAC address and the IP
address
> > I need) will be deleted. Then, if I stablisht the aging-time to
infinite,
> > the switch don't relearns the macs (I think) and then it can be a
problem
> > if you translate some equipment from a Catalyst port to another one.
> >
> > Do you know any way to do so, or do you think this is the right way to
> > solve this?
> >
> > Regards
> >
> > Juan Faure Ferrer
> > email: jfaure@sztele.com
> >
> > Lmnea de Negocio de Telematica y CC
> > Ingeniero de Integracisn de Redes y Sistemas
>
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