> For the time being, i am using cheap pci
>lan card and a switch - the ISP cable is terminated at the switch and
>another ethernet cable is connected from the switch to the lan card ?
>Does it offer any protection ?
>
Yes,
Your switch has a transformer for each ethernet cable outlet. This isolates
the 2 ethernet cables.
Any ethernet card also has a transformer, so by adding a switch you have
added a layer of insulation.
Best regards,
Cedric
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