In Europe, and among telcos in the United States, BPON (ATM-based Broadband PON) and GPON (Gigabit PON) had roots in the FSAN (Full Service Access Network) and ITU-T standards organizations under their control.
Di Eropa, dan di antara perusahaan telekomunikasi di Amerika Serikat, BPON (berbasis ATM Broadband PON) dan GPON (Gigabit PON) memiliki akar di FSAN (Full Service Access Network) dan ITU-T standar organisasi di bawah kendali mereka.