LAN cables are not always safe

Always a good idea to use an external network card to put in one of the PCI slots on the computer, instead of relying on integrated into the motherboard such. This is done in order to further secure the computer so that if a problem with the cable routing (especially during heavy storms) risking most burn network controller, and not to suffer and other computer components. The reason for the risks of running a high-voltage cable lies mostly in the fact that most cable routes on local LAN ISPs are not under the ground and go outdoors on poles and trees. Assistance as an additional precaution, come and devices for surge protection in the network cable, but must be grounded in order to have an effect on them.