Re: Network "Change Management"

From: Ben Nelson (
Date: 09/16/04

  • Next message: Adrian Senn: "Re: Network "Change Management""
    Date: Thu, 16 Sep 2004 12:17:34 -0600
    To: Dave Torre <>

    Hash: SHA1

    Check out arpwatch:

    Can be very noisy if you have a DHCP enabled network, otherwise it's
    pretty good.

    - --Ben

    Dave Torre wrote:
    | Does anyone know of a Linux utility that can watch the MAC address
    | tables in Cisco switches and alert admins as to when a new device has
    | been plugged in?
    | Basically, we have your standard client network with DHCP. Internet
    | access is restricted to authenticated users, and so are the file shares.
    | However, we've had a few instances where people just plug in their
    | personal laptops which makes me very worried...
    | Any thoughts/suggestions as to how I can monitor such events in real
    | time?
    | Thanks,
    | -Dave
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