Leegwater, D.K.

building point flexibility point flexibility fibre fibre ring figure flexibility points network position number situation connection distance model decision non-ring side optimization crossing optimisation leegwater value position j 16-11-04 flexpoint fibre network value 0 problem customer figure 5 b non-ring cluster telecommunication 2* k mb figure 5 value 1 n buildings access building i design cable research fibre rings groove facility location problem m 2 crossings hand hole length location restriction service change approach right level telecom figure 16 b buildings fibre ring variable figure 8 ring side fibre cable fibre ring road buildings number flexibility point decision european journal telecom service providers 2* k las coefficient m 1 crossings flexibility point restriction result /drop multiplexers 2 fibre ring k las meter technology tariff determination tributary