The present disclosure relates to an optical line terminal device. The optical line terminal device includes a data center point of presence module, one or more access point of presence modules and one or more aggregation point of presence modules. The data center point of presence module includes a first region and a second region. The first region includes a leaf and spine fabric and a top-of-rack architecture. The second region includes compute infrastructure and storage infrastructure. Further, the one or more access point of presence modules include optical line terminal-Gigabit Passive Optical Networks access input/output and Metro Ethernet Access input/output. The one or more aggregation point of presence include access input/output hardware abstraction, limited compute infrastructure and multi-protocol label switching transfer router.