X.500 - pedia

x500Projektor Epson EB-X500 XGA. Proyeksi Menarik Hidupkan gambar di ruang kelas dengan proyektor resolusi XGA Epson. Memproyeksikan kecerahanX.500 is a series of standards developed by ITU-T, ISO and IEC for electronic directory services. It defines a hierarchical data model, protocols and attributes for representing people