Download Realtek RTL8100B(L)/RTL8100C(L)/RTL8101L/RTL8139C(L) Driver
Auto installation program (support Vista 64 and Vista)
It is highly recommended to always use the most recent driver version.
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Try to set a restore point before installing a device driver. This will help if you installed a wrong driver. Problems can arise when your hardware device is too oldor no longer supported.