GPON OLT

     GPON OLT , 4 x GE ,       2 x GE(SFP) , 10GE(SFP+) uplink  ports
GPON OLT,  8 x 10/100/1000M , 6 x GE (SFP) ,2 x10GE(SFP+)
GPON OLT , 8 GE ports , 4 x 10GE SFP+ ports
GPON OLT ,  16  ports , 8GE  RJ45  ports and 4 x GE(SFP) / 4 x 10GE(SFP+)