RE: Blocking NetBios

From: David Gillett (
Date: 06/10/04

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    To: "'Kareem Mahgoub'" <>, <>
    Date: Thu, 10 Jun 2004 14:33:54 -0700

      Recent IOS-based Cisco switches include an ability to apply
    access lists to filter traffic between switch ports within a
    VLAN. Your client may have to replace some hardware to get
    this feature, but it's available if they want it badly enough.

    David Gillett

    > -----Original Message-----
    > From: Kareem Mahgoub []
    > Sent: Thursday, June 10, 2004 1:21 AM
    > To:
    > Subject: Blocking NetBios
    > Hi list,
    > I have a request from one of our clients to block NetBios in
    > thier Network
    > ( No one should be able to see the shared resources of others)
    > I have googled around and all what I have found is blocking
    > it on the edge
    > communication equipment ( router, xDSL modemd..etc) Which
    > will be done.
    > The most important thing is to disable it internally ( inside the LAN)
    > Any suggestions???
    > Taking in consideration that there is DHCP server for the
    > clients ( If it
    > can contribute in the Solution)
    > Best Regards,
    > Kareem Mahgoub

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