Passive optical TDM backhauling network, comprising - a master optical line terminal (MOLT), comprising o a first optical line terminal transmitting a first optical TDM downstream signal at a first wavelength (λ0), - a remote node, connectable at its input port (IPRN) to the other end of said optical feeder fiber, wherein said remote node splits said first optical TDM downstream signal from its input port (IPRN) onto its output ports (OPRN1,..., OPRN8), by performing power splitting, characterized, in that said master optical line terminal (MOLT) comprises furthermore o a plurality of second optical line terminals (OLT11,..., OLT18) transmitting respective second optical TDM downstream signals at respective different second wavelengths (λ1,..., λ8) different from said first wavelength (λ0), o a first wavelength division multiplex multiplexer (WDMM1), arranged to combine said second optical TDM downstream signals onto a second WDM multiplexer (WDMM2), o said second WDM multiplexer (WDMM2) being arranged to combine said first and said second optical TDM downstream signals onto a first end of an optical feeder fiber, wherein said network comprises furthermore - a WDM demultiplexer (WDMD), o arranged to receive optical signals from an output port (OPRN4) of said remote node and o arranged to demultiplex said first optical TDM downstream signal onto its first output port (OPWDMD1) and one of said second optical TDM downstream signals onto its second output port (OPWDMD2), and - an optical power splitting coupler, arranged to split said one of said second optical TDM downstream signals received from said WDM demultiplexer (WDMD) onto its output ports (OP1,..., OP16), whereby said remote node is adapted to demultiplex said second optical TDM downstream signals onto respective ones of its output ports (OPRN1,..., OPRN8), by performing wavelength dependent demultiplexing. - a master optical line terminal (MOLT), comprising o a first optical line terminal transmitting a first optical TDM downstream signal at a first wavelength (λ0), o a first optical line terminal transmitting a first optical TDM downstream signal at a first wavelength (λ0), - a remote node, connectable at its input port (IPRN) to the other end of said optical feeder fiber, wherein said remote node splits said first optical TDM downstream signal from its input port (IPRN) onto its output ports (OPRN1,..., OPRN8), by performing power splitting, o a plurality of second optical line terminals (OLT11,..., OLT18) transmitting respective second optical TDM downstream signals at respective different second wavelengths (λ1,..., λ8) different from said first wavelength (λ0), o a first wavelength division multiplex multiplexer (WDMM1), arranged to combine said second optical TDM downstream signals onto a second WDM multiplexer (WDMM2), o said second WDM multiplexer (WDMM2) being arranged to combine said first and said second optical TDM downstream signals onto a first end of an optical feeder fiber, - a WDM demultiplexer (WDMD), o arranged to receive optical signals from an output port (OPRN4) of said remote node and o arranged to demultiplex said first optical TDM downstream signal onto its first output port (OPWDMD1) and one of said second optical TDM downstream signals onto its second output port (OPWDMD2), and o arranged to receive optical signals from an output port (OPRN4) of said remote node and o arranged to demultiplex said first optical TDM downstream signal onto its first output port (OPWDMD1) and one of said second optical TDM downstream signals onto its second output port (OPWDMD2), and - an optical power splitting coupler, arranged to split said one of said second optical TDM downstream signals received from said WDM demultiplexer (WDMD) onto its output ports (OP1,..., OP16),