RE: FW: Sending Alert Via E-mail

[Frank Knobbe <FKnobbe () KnobbeITS com>]

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> -----Original Message-----
> From: John Sage [mailto:jsage () finchhaven com]
> Sent: Saturday, November 24, 2001 12:49 AM
>
>
> If I understand the topology, no.
>
> I don't remember the details (the brands..), but it's been
> discussed  that a "hub" is often functionally a switch; in other
> words, no, some  hubs do not broadcast any packet received out all
> other ports.
>
> Sorry I don't remember which brands/models are like this...


If I remember correctly, the issue is with dual-speed hubs (since
they have a bridge built in). The 10 M machines are a collision
domain, and the 100 M machines are another collision domain. IP
broadcasts are still sent to all devices, but directed packets are
not.

Regards,
Frank

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