A fiber optic network includes a fiber distribution hub including at least one splitter and a termination field; a plurality of drop terminals optically connected to the fiber distribution hub by a plurality of distribution cables; and a distributed antenna system (DAS). The DAS includes a base station and a plurality of antenna nodes. The base station is optically connected to the fiber distribution hub and the antenna nodes are optically connected to the drop terminals. Example splitters include a passive optical power splitter and a passive optical wavelength splitter. Signals from a central office can be routed through the passive optical power splitter before being routed to subscriber locations optically connected to the drop terminals. Signals from the base station can be routed through the wavelength splitter before being routed to the antenna nodes.

A topology processing method, apparatus, and system are provided. The topology processing method includes: obtaining, by a topology processing apparatus, a first onsite image collected from an optical distribution network ODN, where the first onsite image includes at least an imaging of a first port of a first ODN device, the first port is connected to a first cable, a first identification area used to identify the first cable is disposed on the first cable, and the first onsite image further includes at least an imaging of the first identification area on the first cable; and identifying, by the topology processing apparatus, the first cable based on the first identification area on the first onsite image, and identifying, based on the first onsite image, the first port connected to the first cable; and generating a first correspondence between the first ODN device, the first port, and the first cable.

An optical local area network includes a passive optical distribution fabric interconnecting a plurality of nodes including a first node and a plurality of remaining nodes, a hub that includes the first node and a control module, and a client network adapter coupled to each of the remaining nodes for responding to the control module. The control module controls timing for each of the client network adapters to transmit signals over the passive optical distribution fabric and distribution of signals to each of the nodes.

Provided are a method and device for processing a service crossing the master node, which relate to the communications field, and solve a problem of a resource conflict caused by the service crossing the master node in the OBTN. The method comprises: when assigning a bandwidth for a service requested by each node within the present DBA period, a master node selects a processing strategy; the master node eliminates, according to the selected processing strategy, a resource conflict caused by the service crossing the master node, and assigns a bandwidth to the service requested by each node. The technical solution provided by the present disclosure is applicable to the OBTN, thereby implementing highly reliable OBTN resource scheduling.

A method of operating a computer network system configured with disaggregated inputs/outputs. This system can be configured in a leaf-spine architecture and include a router coupled to a network source, a plurality of core switches coupled to the router, a plurality of aggregator switches coupled to each of the plurality of core switches, and a plurality of rack modules coupled to each of the plurality of aggregator switches. Each of rack modules can include an I/O appliance with a downstream aggregator module, a plurality of server devices each with PCIe interfaces, and an upstream aggregator module that aggregates each of the PCIe interfaces. A high-speed link can be configured between the downstream and upstream aggregator modules via aggregation of many serial lanes to provide reliable high speed bit stream transport over long distances, which allows for better utilization of resources and scalability of memory capacity independent of the server count.

Concepts and technologies directed to optical networking with hybrid optical vortices are disclosed herein. Embodiments can include a system that is configured to perform operations for optical networking with hybrid optical vortices. The system can include a hybrid optical switch that can communicatively couple with another network device via one or more nanofiber communication paths. The operations can include receiving, from a first nanofiber communication path, a hybrid optical vortex that carries an internet protocol packet. The operations also can include decoupling the hybrid optical vortex to extract an optical vortex that encapsulates the internet protocol packet. The operations also can include switching the internet protocol packet to a subsequent communication path based on the optical vortex that encapsulates the internet protocol packet.

A dark fiber design tool for hardware, circuits, and paths is provided. A method can include generating, by a system comprising a processor, a data record that identifies respective equipment of a group of dark fiber equipment that have been assigned for a development of new dark fiber network infrastructure usable via a communication network; generating, by the system, a circuit plan representing optical connections between the respective ones of the group of dark fiber equipment as determined based on a first constraint defined by rules; and associating, by the system, respective optical wavelength paths with respective connections of the optical connections of the circuit plan based on a second constraint defined by the rules.

An optical switch fabric comprises two or more optical switch elements. The optical switch elements are configured in a topology. A switch control has a plurality of bias control signals. The switch control can address one or more of the optical switch elements and can apply one of the bias control signals to bias of the addressed optical switch element to establish a switch setting. The topology and switch settings determine how each of one of the inputs is connected to each of one of the outputs of the optical switch fabric. The switch settings are determined by a machine learning process which includes a model creation. The model can be made to adapt dynamically during optical switch fabric operation.

The invention relates to a fibre-optic cross-connection system; in particular having spine-leaf topology, having an input side (S1, S2), in particular a spine side, which has one or a plurality (n) of input switches (S1, S2), Each input switch (S1, S2) comprises a plurality of fibre-optic multi-channel transceivers (QSFP S1.1-S1.4; QSFP S2.1-S2.4), each of which has a number of k fibre-optic channels (Tx0-Tx3). The fibre-optic cross-connection system also has an output side (L1-L4); in particular a leaf side, which has a plurality (m) of output switches (L1, L2, L3, L4) which each have a plurality of fibre-optic multi-channel transceivers (QSFP L1.1-L1.2; QSFP L2.1-L2.2; QSFP L3.1-L3.2; QSFP L4.1-L4.2). The fibre-optic channels (Tx0-Tx3) of at least one, in particular every, input-side multi-channel transceiver (QSFP S1.1-S1.4; QSFP S2.1-S2.4) are divided and connected to output-side multi-channel transceivers (QSFP L1.1-L1.2; QSFP L2.1-L2.2; QSFP L3.1-L3.2; QSFP L4.1-L4.2) which are different from one another, in particular belonging to different output switches (L1, L2, L3, L4).

A system and method for managing the optical layer network data communications of an optical fiber data network by an optical transceiver module is disclosed. The management of the optical layer network data communications comprising data link layer functions or layer 2 functions in an OSI model. Benefits include reduction in reduced cost of network deployments from consolidation of network equipment, such as switches, and reduction in power consumed as well as enabling point-to-multipoint network connections from previously only point-to-point network connection.