Windows 2000 Patch: Using 802.1x Authentication on Computers Running Windows 2000 This update resolves the "Using 802.1x Authentication on Computers Running Windows 2000" issue and is discussed in Microsoft Knowledge Base (KB) Article Q313664. [[http://wireless.units.it/q313664/Q313664_W2K_SP4_X86_IT.exe|Scarica la versione italiana]] [[http://wireless.units.it/q313664/Q313664_W2K_SP4_X86_EN.exe|Scarica la versione inglese]]