Re: MAC/IP trace

Look on the DHCP server. Assuming that the workstations are DHCP.

On Mon, Aug 4, 2014 at 3:17 AM, Israel Ogongo <ohio38jr_at_gmail.com> wrote:

> On the layer 3 device and provided it is Cisco?
> do:
>
> #show ip arp | i abcd (where abcd is the last four details of the PC mac
> address)
>
> Good luck.
>
>
> On Fri, Aug 1, 2014 at 8:28 PM, Cisco Fanatic <ebay_products_at_hotmail.com>
> wrote:
>
> > I am not sure as how to go about doing this.
> >
> > I have 5 switches in the network with 200+ workstations.
> > These workstations are in VLAN 4 which is VLAN on all the switches
> > (transparent mode).
> >
> > I have the MAC address of the workstation. How can I find the IP or name
> of
> > the computer.
> >
> > The problem is that the switches are in 10.x.y.0/16 range. So, even if I
> > know
> > the ip 10.x.4.z I don't know which switch/switch port it is connected to.
> > Any
> > way to tackle this?
> >
> > Yuri
> >
> >
> > Blogs and organic groups at http://www.ccie.net
> >
> > _______________________________________________________________________
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>
>
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>
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Received on Mon Aug 04 2014 - 08:26:21 ART