sentences:  Windows XP does not contain the LLTD protocol as a standard component and as a result, Windows XP computers do not appear on the "Network Map" unless the LLTD responder is installed on Windows XP computers.LLTD is available for download for 32-bit editions of Windows XP with Service Pack 2 (as a publicly released update) and for Windows XP with Service Pack 3 (as a hotfix by request).LLTD Responder was not released for Windows XP Professional x64 Edition.