Penetration Testing mailing list archives

RE: unswitched behavior of a switched network...


From: Tonnerre Lombard <tonnerre.lombard () sygroup ch>
Date: Tue, 17 Oct 2006 09:35:07 +0200

Salut,

On Sat, 2006-10-14 at 07:52 -0400, Michael Scheidell wrote:
In fact, you will always see broadcasts, ipx, multicast, vrrp, CDP and
other type messages on all ports.

This is not 100% true. There are switches which are capable of
intercepting and handling multicast joins, so they only send multicast
to the corresponding group members.

                                Tonnerre
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