OAN:Optical Access Network,光接入网
ODN:Optical Distribution Network,光分配网络。关联词:ODT
OLT:Optical Line Terminal,光纤线路终端。关联词:ONU
ONU:Optical Network Unit,光网络单元。关联词:OLT
ODT:Optical Remote Terminal,光远程终端。关联词:ODN