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... �n data de Mar 26, 2003 George Barbarosie a povestit:
> > A hub can be passive, active or switching.
> >
> > Passive hubs do not have any electronics. Passive hubs can't clean up
> > or amplify the signals, and, in fact, actually absorb some of the
> > signal's transmissions. This limits the distance that networked
> > computers can be located apart from each other if you purchase a
> > passive hub.
"absorb some of the signal's transmissions" asta e o problema, nu?
> > Active hubs have electronic components in them that can amplify and
> > clean up data transmission as well as enabling signal regeneration.
> > Computers networked with an active hub are less subject to data
> > degradation (or errors) and the computers can be physically located
> > further apart than with a passive hub.
"amplify and clean up data transmission as well as enabling signal
regeneration" un repetor in adevaratul sens al cuvantului :)))
> Partea interesanta e ca, cu exceptii notabile ('passive ethernet
> transceiver hubs', care vin cu cate 24/32 porturi si mii de usd la pret,
> par sa fie legate de transmisii de video over utp), nu am gasit nici un
> fel de produse 'passive hub' pe ethernet cf goolge.
Eh ... cred ca totusi e recomandata HUB, daca nu switch! Nu?
Cosmin
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