Re: [Netdisco] using command line

[Max B. <ma...@wa...>]

Dave,

Another good feature request that I'll call, "Finding a node in realtime".
I would use an algorithm about the same as what you are doing manually :
Starting with a seed switch look at the forwarding tables for the MAC
address and then walk the topology till it's found.

-m=20

On Wed, Feb 09, 2005 at 12:43:17PM -0500, Humes, David  G. wrote:
> A similar question has arisen here.  Our issue is this, what if someone
> has plugged an unauthorized node into the network that's doing something
> bad and we need it off the wire ASAP.  If it hasn't shown up in
> Netdisco's database, then it would be very hand to have some way to do a
> directed walk to find the switch/port.  Sometimes the offender will be
> in the ARP tables since we're using the default hourly arp nips.  But,
> we're only walking the CAM tables every 2 hours.  Our only recourse when
> it's not in Netdisco's database is to manually walk down the L2 device
> tree by logging onto switches, finding CDP neighbors, and search for the
> MAC address until we find a switch/port that's not an uplink.
>=20
> --Dave
>=20
> > -----Original Message-----
> > From: net...@li...=20
> > [mailto:net...@li...] On Behalf=20
> > Of Olivier Reuland
> > Sent: Tuesday, February 08, 2005 9:52 AM
> > To: net...@li...
> > Subject: [Netdisco] using command line
> >=20
> >=20
> > Hi there,
> >=20
> > Is there a way, using the command line to get:
> >=20
> > a) the mac address and the switch/port given a client IP address?
> >=20
> > b) the same, specifing a date?
> >=20
> > Many thanks
> >=20
> > Oliver
> >=20
> >=20
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