OLT Insights | Sumble

What is OLT?

OLT stands for Optical Line Termination. It is an endpoint hardware device located in a central office (CO) of a fiber to the premises (FTTP) network. An OLT typically includes the following functional parts: Central Control and Switching function (control plane), OLT PON ports (service plane), and Uplink ports (service plane). Its main function is to convert the optical signal to an electrical signal and vice versa.

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What other technologies are related to OLT?

OLT Competitor Technologies

DSLAM

DSLAM (Digital Subscriber Line Access Multiplexer) is a technology used in traditional copper-based internet access, providing an alternative to fiber-based PON technologies using OLT.

mentioned alongside OLT in 18% (67) of relevant job posts

OLT Complementary Technologies

ONT

ONT (Optical Network Terminal) is the customer-end device in a PON network, working directly with OLT. OLT serves as endpoint of a service provider's optical access network.

mentioned alongside OLT in 23% (236) of relevant job posts

ONU

ONU (Optical Network Unit) is similar to ONT, serving the same function of providing the customer endpoint for a PON network.

mentioned alongside OLT in 34% (86) of relevant job posts

GPON

GPON (Gigabit Passive Optical Network) is a specific type of PON technology that works with an OLT at the service provider end. OLT is used in GPON networks

mentioned alongside OLT in 4% (208) of relevant job posts