Abstract: A method and apparatus for processing DetNet traffic through the steps of receiving configuration information for configuring a DetNet node from a DetNet controller of a DetNet system and configuring a UPF, a DS-TT, and/or a NW-TT in a mobile communication system as the DetNet node are provided.

Abstract: A method for operating a user equipment in a cellular network, the cellular network comprising a plurality of base stations, wherein at least one base station is configured to maintain neighbor relation data, wherein the user equipment is operating with an active base station in narrowband communication category, the method including, for the user equipment—receiving from the active base station a measurement instruction message, the measurement instruction message containing at least one restriction parameter relating to at least one of a reporting time indication and a minimum power level indicator, —receiving a connection release message, —measuring signals from at least one neighbor base station considering the at least one restriction parameter, and, on occasion of a reconnection—transmitting at least one neighbor measurement report to the active base station.

Abstract: The present disclosure relates to a method of for operating a first base station in a wireless communication system, the method comprising receiving, from an information providing server, information related to an available frequency band, measuring a channel quality of each of a plurality of frequencies in the available frequency band, and determining an operation frequency based on the channel quality of each of the plurality of the frequencies.

Abstract: The disclosed technology teaches testing a mesh network using new service application level KPIs that extend the TWAMP measurement architecture. A control-client receives and parses a configuration file to populate memory with IP addresses, ports, and test session parameters for disclosed KPIs used to originate two-way test sessions from a first network host; with control-servers and session-reflectors.

Abstract: Techniques for using traceroute with tunnels and cloud-based systems for determining measures of network performance are presented. Systems and methods include identifying one or more of a proxy and a tunnel in a network path, determining a relative location of the proxy and the tunnel in the network path, performing a plurality of traces, for a plurality of legs of the network path based on the locations of the proxy and the tunnel, and aggregating details related to the plurality of legs of the network path to provide a holistic view of the network. The different protocols include Internet Control Message Protocol (ICMP), Transmission Control Protocol (TCP), and User Datagram Protocol (UDP).

Abstract: A switch is provided, which can receive a data communication at an edge of a network. The network may be made up of a plurality of switches. The switch may generate a flow channel based upon an identified source and destination for the data communication. The data communication can be routed across the plurality of switches based on minimizing a number of hops between a subset of the plurality of switches and in accordance with the flow channel.

Abstract: Described is an machine-readable storage media having instruction stored thereon, that when executed, cause one or more processors to perform an operation comprising: sequentially transmit, in a first mode, at least two first probe request messages in at least two beam steering directions, respectively, towards a device; and receive, from the device, at least two first probe response messages in response to transmitting the at least two first probe request messages.

Abstract: This application provides a communication method and a communications apparatus. The method can include performing extension based on an existing operation, administration, and maintenance (OAM) packet after an intermediate node in a path of a segment routing traffic engineering (SR-TE) tunnel senses a bit error fault, to support a bit error switching function. That is, the method can include adding, to the OAM packet, identification information used to identify that signal degradation occurs in the SR-TE tunnel. As a result, it is ensured that the SR-TE tunnel supports the bit error switching function of the intermediate node, and a customer service can be effectively prevented from being damaged.

Abstract: Techniques are provided for more accurately determining interference contribution at a point in a neighborhood of a time division duplexing (TDD) system operating in shared frequency spectrum. If at least one TDD radio, of a TDD system, is in the neighborhood, then determine a largest interference level, at the point in the shared frequency spectrum, by a TDD radio of the TDD system, where the TDD radio is in the region around the point. The largest interference level is selected as the aggregate interference contribution of the TDD system for interference analysis in the shared spectrum at the point.

Abstract: In one embodiment, new Segment Routing capabilities are used in the steering of packets through Segment Routing nodes in a network. A Segment List includes a set of one or more Segment List (SL) Groups, each of which identifies one or more Segments contiguously or non-contiguously stored in the Segment List (or stored across multiple Segment Lists) of a Segment Routing packet. Each SL Group typically includes one Segment that is encoded as a Segment Identifier, and may include Segments that are Extended Values. The steering order of SL Groups is not required to be the same order as they are listed in the Segment List, as the value of Segments Left may be increased, remain the same, or decreased (possibly to skip a next SL Group) and possibly based on the result of an evaluation of a conditional expression.

Abstract: A terminal apparatus, comprises an inspection execution part that executes an inspection by transmitting a test packet to a prescribed destination apparatus reached via a plurality of logical links, the logical link being configured by a switch having a function of aggregating a plurality of physical links between the switch and an adjacent switch to use the physical links as a logical link, and a test packet creation part that creates, based on a rule of selecting a physical link as a component of the logical link by the switch, a plurality of kinds of test packets for which a transmission source address(s) of the test packet(s) is(are) so rewritten to enable confirmation of normality of the plurality of physical links between the terminal apparatus and the prescribed destination apparatus.

Abstract: Examples disclosed herein relate to a method comprising transmitting an ISID VLAN mapping request including a first plurality of ISID VLAN mappings and rejecting a first ISID VLAN mapping belonging to the plurality. The method comprises performing a recovery event, transmitting a mapping request message to the AAC in response to the recovery event and transmitting a second plurality of ISID VLAN mappings including the first ISID VLAN mapping. The method comprises validating first ISID VLAN mapping; and establishing network traffic between the AAS and the AAC for the first ISID VLAN mapping.

Abstract: A network hub is provided for an onboard network system. The onboard network system includes first and second networks for transmission of first-type and second-type frames following first and second communication protocols. The network hub includes a receiver that receives a first-type frame. A processor determines whether or not the first-type frame received by the receiver includes first information that is a base for a second-type frame to be transmitted to the second network, to obtain a determination result, and selects a port to send a frame based on the first-type frame based on the determination result. A transmitter sends the frame based on the first-type frame to a wired transmission path connected to the port selected by the processor based on the first-type frame received by the receiver.

Abstract: A communication method is provided. In embodiments of this application, first fault information is obtained by using a first port, and second fault information is sent based on the first fault information by using a second port. The first port is a first-type port, the first-type port transmits information according to a standard Ethernet protocol, the first fault information is first-type fault information, the second port is a second-type port, the second-type port transmits information according to a flexible Ethernet protocol, the first-type fault information includes at least one of local fault information and remote fault information, the second fault information is second-type fault information, and the second-type fault information is used to indicate that a link corresponding to the standard Ethernet protocol is faulty.

Abstract: Techniques for initiator-based data-plane validation of segment routed, multiprotocol label switched (MPLS) networks are described herein. In examples, an initiating node may determine to validate data-plane connectivity associated with a network path of the MPLS network. The initiating node may store validation data in a local memory of the initiating node. In examples, the initiating node may send a probe message that includes a request for identification data associated with a terminating node. The terminating node may send a probe reply message that includes the identification data, as well as, in some examples, a code that instructs the initiating node to perform validation. In examples, the initiating node may use the validation data stored in memory to compare to the identification data received from the terminating node to validate data-plane connectivity. In some examples, the initiating node may indicate a positive or negative response after performing the validation.

Abstract: Systems, devices, and techniques described herein relate to automatically resetting interrupted connections associated with a core network and/or an Internet Protocol (IP) Multimedia Subsystem (IMS) network, in order to successfully establish a dedicated tunnel through the core network and the IMS network. An example method includes transmitting, to the core network, a first request for services associated with a minimum Quality of Service (QoS) level and determining that a wait time has expired without having received a response confirming that a dedicated tunnel corresponding to the QoS level has been established. Next, the method can include transmitting, to the core network, a second request to reset a connection associated with the core network and the IMS network.

Abstract: A method and system for providing a cooperative spectrum sharing model that jointly optimizes primary user equipment parameters for improved frequency agility and performance while mitigating mutual interference between the primary user equipment and secondary user equipment. Spectrum sensing is implemented to form a power spectral estimate of the electromagnetic environment (EME) and apply multi-objective optimization to adjust the operational parameters of the primary user equipment to mitigate interference.

Abstract: A segment identifier (SID) manager interfaces with clients by way of a library. Clients implementing network services and needing SIDs according to internet SRv6, are allocated blocks by the SID manager using the library. Clients assign SIDs from the block independent of the SID manager using the library. Where a threshold portion of the block is assigned, the library requests an additional block of SIDs from the SID manager. Clients transmit context mappings of assigned SIDs to the SID manager for use by administrators and to enable recovery in the event of failure.

Abstract: Lightweight, dynamic mechanisms are provided to support service layer interworking and resource extensibility. For example, one mechanism disclosed herein comprises defining a new service layer (SL) resource definition registration procedure that allows for specifying custom attributes of service layer resources to represent third party technology resources. A second mechanism disclosed herein comprises defining a new SL data model mapping registration procedure to map service layer resources to third party data models and to provide a new interworked retargeting indicator to the service layer. Further, a third mechanism disclosed herein comprises defining a SL generic interworking procedure to intelligently retarget requests toward interworked resources based on the interworked retargeting indicator provided by the data model mapping.

Abstract: Methods and devices for controlling channel occupancy measurement quality are disclosed. A wireless device is configured for carrier aggregation under operation with frame structure type 3. The wireless device is configured to obtain a channel occupancy threshold, obtain a set of received signal strength indication, RSSI, samples on a carrier frequency and obtain a quality criterion for a channel occupancy measurement. The quality criterion defines a quality of an RSSI sample based on whether a value of the RSSI sample is within a range of a value of the channel occupancy threshold. The wireless device is further configured to determine the channel occupancy measurement for the carrier frequency based on the obtained channel occupancy threshold, the quality criterion and at least one RSSI sample of the set of RSSI samples, and perform at least one task based on the channel occupancy measurement.

Abstract: The disclosed method may include (1) detecting, within at least one interface of a first endpoint device, a connectivity failure that disrupts a Layer 2 service based on an MPLS connection between the interface of the first endpoint device and at least one interface of a second endpoint device, (2) in response to detecting the connectivity failure, sending, to the second endpoint device, a first bidirectional BFD packet that prompts the second endpoint device to at least partially disable the interface of the second endpoint device, (3) determining that the connectivity failure has been corrected, and then (4) re-establishing the Layer 2 service based on the MPLS connection by sending, to the second endpoint device, a second BFD packet that prompts the second endpoint device to re-enable the interface of the second endpoint device. Various other apparatuses, systems, and methods are also disclosed.

Abstract: Systems and methods for incorporating a new channel-type value in the header of a Generic Associated Channel (G-ACh) for Connectivity Fault Management (CFM) Layer-2 packets over Multi-Protocol Label Switching (MPLS) networks are provided. The channel-type value of the G-ACh header may be used for identification of the network-generated CFM Layer-2 packets. In one implementation, a system may include a processing device and a memory device, where the memory device may be configured to store instructions that, when executed, cause the processing device to obtain a Connectivity Fault Management (CFM) packet, encapsulate the CFM packet with Pseudo-Wire (PW) and Label-Switched Path (LSP) labels to create an expanded packet, and incorporate a specific channel-type value in a G-ACh header of the expanded packet to uniquely identify the CFM packet.

Abstract: The present disclosure relates to detection block sending and receiving methods, and network devices and systems. One example method includes obtaining, by a network device, an original bit block data flow, generating at least one detection block, inserting the at least one detection block into a position of at least one idle block in the original bit block data flow, and sending a bit block data flow including the at least one detection block.

Abstract: A transmitter for transmitting data, using a discrete multi-tone modulation technique, to one or more receiver devices, each of which is connected to the transmitter device via at least one respective pair of wires, each receiver device being operable to receive signals detected as a change over time in the potential difference across the local ends of each respective pair of wires extending between the receiver and the transmitter device, is operable to transmit signals onto the wires extending between the transmitter device and the one or more receiver devices in a plurality of different modes, over a plurality of different channels, the different modes including phantom and differential modes and the different channels including a first set of phantom channels.

Abstract: A SOAM virtualization system for a network having at least first and second maintenance entities coupled to each other comprises a network controller coupled to at least one of the first and second maintenance entities through a tunnel for virtualizing a SOAM network function on the at least one of the first and second maintenance entities to which the network controller is coupled. The network controller may be coupled to the first and second maintenance entities through first and second tunnels, respectively. The first maintenance entity may an originator device, and the second maintenance entity may be a destination device, with the network controller virtualizing the SOAM network function on both devices. The network controller may send a packet containing a tunnel header and a SOAM frame via the first tunnel to the originator device, which then sends the packet containing the SOAM frame to the destination device.

Abstract: In one embodiment, network nodes coordinate recording of In-Situ Operations, Administration, and Maintenance (IOAM) data in packets traversing the network nodes, including a node adding IOAM data of another node to packets on behalf of the another node. After receiving a particular packet, a network node adds first IOAM data and second IOAM data to the particular packet, with the first IOAM data related to the first network node and the second IOAM data related to a second network node. The packet is then sent from the first network node. The coordinated offloading of the adding of IOAM data to packets allows a node to free up resources currently used for IOAM operations to be used for other packet processing operations, while still having IOAM data related to the node recorded in packets. The coordinated offloading may include control plane communication (e.g., via a routing or other protocol).

Abstract: The disclosure provides a data transmission method and apparatus, and the method comprises: identifying that to-be-transmitted data comprises target data to be broadcast; and transmitting the target data to a plurality of network connection management devices coupled to network access devices, so that the plurality of network connection management devices may obtain data that needs to be broadcast directly from the network access devices without having to synchronize across the plurality of network connection management devices.

Abstract: A communication load estimation system is provided with a load estimation means 501 for estimating a communication load of a wireless base station to be an object of estimation, using at least: a network parameter which is a parameter concerning the number of antennas used for signal transmission of the wireless base station; a first quality measurement value which is a measurement value concerning a quality of communication with the wireless base station and which includes at least total reception power; and a second quality measurement value which is a measurement value concerning a quality of communication with the wireless base station and which includes at least a signal to interference noise ratio of a reference signal.

Abstract: A method and network device to execute an Ethernet Virtual Private Network (EVPN) protocol to configure the network device to participate as one of a plurality of customer edge (CE) routers that provide an active-active configuration for an Ethernet segment coupling the CE routers to a plurality of provider edge (PE) routers, wherein the processor is configured to determine whether a packet that is to be forwarded is an operations, administration, and management (OAM) packet; in response to determining that the packet comprises an OAM packet, replicate the OAM packet for one or more interface links of an Ethernet segment associated with the CE router; configure forwarding instructions to the one or more interface links of the Ethernet segment associated with the CE router; and forward the OAM packet and the replicated OAM packets to the PE routers.

Abstract: A first maintenance endpoint (MEP) device may identify that a first interface of the first MEP device is associated with a connectivity failure. The first MEP device may provide, to a second MEP device, a first continuity check message (CCM), that includes a MEP identifier of the first MEP device. The first CCM may cause the second MEP device to designate a second interface of the second MEP device as being offline. The first MEP device may receive, from the second MEP device, a second CCM, that includes the MEP identifier of the first MEP device and information indicating that the second interface of the second MEP device is offline. The first MEP device may execute a rule to avoid a deadlock situation based on the second CCM including the MEP identifier of the first MEP device.

Abstract: The disclosed methods for reducing the port setup time for a large number of TWAMP test sessions for performance measurement testing of telecommunication transport networks include parsing a configuration file to populate an accept-port data structure with proposed receiver ports for communication from a session-sender to session-reflectors; repeatedly and in parallel, from a control client, communicating with receiving servers to set up pairwise test sessions using receiver port allocations from the accept-port data structure, and receiving and checking blocks of Accept-Session messages from the receiving server and handling either case of acceptance of the proposed receiver port or of counter proposal of an alternate-and-available port to be used for the measurement session; and allocating the alternate-and-available port and updating the accept-port data structure by storing the alternate-and-available port received in the particular Accept-Session message; and using the stored ports to initiate TWAMP mess

Abstract: Systems and methods including one or more processors and one or more non-transitory computer-readable media storing computing instructions configured to run on the one or more processors and perform acts of receiving initial product content for a product, generating modularized product content from the initial product content for displaying on a website, storing the modularized product content, coordinating displaying on the website the modularized product content for the product, receiving an error report of an error for the modularized product content displayed on the website, updating a rule for the modularized product content to correct the error in the modularized product content, generating an updated modularized product content for the product using the rule as updated, replacing the modularized product content with the updated modularized product content, and coordinating displaying on the website the product and the updated modularized product content for the product.

Abstract: Embodiments of the present disclosure relate to methods and devices for reference signal transmission and measurement. In example embodiments, according to a method implemented in a network device is provided, a report related to a measurement of a first reference signal is received from a terminal device. The first reference signal has been sent from the network device to the terminal device according to a first periodicity. Then an indication of a second periodicity for receiving a second reference signal is sent to the terminal device based on the report. The second reference signal is associated with the first reference signal.

Abstract: A reactive mechanism for in-situ operation, administration, and maintenance (IOAM) traffic is provided. In one embodiment, a method is provided that includes assigning a plurality of discriminator identifiers associated with a plurality of discriminators. Each discriminator is mapped to a specified action. The method includes receiving a data packet that includes an IOAM header comprising telemetry data associated with the data packet and a bidirectional forwarding detection (BFD) field that includes a specified discriminator identifier.

Abstract: Techniques for monitoring and managing applications in an environment with distributed administrative domains (such as a micro-cloud environment) are provided. In one aspect, a method for managing an application in an environment with distributed administrative domains includes the steps of: identifying points in a life cycle of the application where communication is allowed between the distributed administrative domains; obtaining, by the provider, management specific information for the application at the points identified in the life cycle of the application where communication is allowed between the distributed administrative domains, wherein the obtaining is performed using a filtering script provided by the user and a management script provided by the provider to validate that the management specific information conforms to a predetermined information exchange criteria; and performing management functions using the management specific information.

Abstract: A system utilizing an Adventure Rescue Locator app and a Buddy app allows an adventurer to communicate his or her location throughout an adventure. The ARL app can provide quick and simple check-in messages that transmit location and other information and build a database of known “good” locations from which an adventurer is able to communicate via text, as well as known “not good” locations. The apps can share such information with a wide user-base, thus making the location information available to others. The app can serve to display the adventurer's check-in locations on a map; alert that the adventurer has an adventure in progress; keep track of the time the adventurer is planning on returning home and alert if the Adventurer fails to arrive; auto-confirm check-in texts with the ARL app; etc.

Abstract: A server for transmitting and receiving messages for a Signaling (S) layer in a Moving Picture Experts Group (MPEG) Media Transport (MMT) is provided. The server includes a first sub-layer of the S layer for producing first messages to provide information used for the use of MPEG a second sub-layer of the S layer for producing second messages to provide information used for delivering MPEG media, and a Delivery (D) layer for making external and internal deliveries of the first and the second messages, wherein each of the first and the second messages includes at least one field corresponding to each of the message type, version, length, extension field and payload.

Abstract: A distributed base station radio system includes a first radio head configured to: communicate first analog radio frequency signals in a first radio frequency band with a first subscriber unit; convert between the first analog radio frequency signals in the first radio frequency band and a first digital broadband signal through at least one of frequency conversion and analog to digital conversion; a first broadband to channelized conversion unit communicatively coupled to the first radio head and configured to communicate the first digital broadband signal with the first broadband to channelized conversion unit; wherein the first broadband to channelized conversion unit is further configured to: communicate the first digital broadband signal; convert between the first digital broadband signal and first digital channelized data for the first radio frequency band; and communicate the first digital channelized data for the first radio frequency band with a first channelized radio frequency interface.

Abstract: Embodiments of this application provide a method for obtaining path information and an apparatus, relate to the communications field, and can accurately obtain a forwarding path for detecting a service packet. A service packet is obtained, where the service packet is a target service packet or an updated target service packet, the target service packet is a service packet that matches a flow rule, and the flow rules used to obtain the service packet that matches the flow rule; an ingress interface information field and/or an egress interface information field is/are generated according to a path detection tag on an ingress interface and/or an egress interface through which the service packet passes. The method is used to obtain path information of the service packet.

Abstract: The present invention provides computer implemented method, system, and computer program product of switching servers without interrupting a client command-response queue.

Abstract: A device may receive an indication to perform a loopback test to identify a source of a communication error among a set of devices. The device may configure a value in a data structure to permit identification of a set of packets during the loopback test. The value may be associated with a parameter related to the set of packets. The device may perform the loopback test using the set of packets. A header of the set of packets may be configured with a same value for a same parameter as the value configured in the data structure. The device may identify the source of the communication error based on a result of performing the loopback test. The device may perform an action related to addressing the communication error based on identifying the source of the communication error.

Abstract: Systems, methods, and devices for determining a property of, or isolating a fault in, a transport segment. A packet portion test packet can be transmitted over a packet portion of a transport segment. Packet portion results can be received in response to the packet portion test packet. A transport portion test packet can be transmitted over a transport portion of the transport segment. Transport portion results can be received in response to the transport portion test packet. The packet portion results and the transport portion results can be correlated to generate correlated test results. The correlated test results can be processed to determine the property of, or isolate the fault in, the transport segment.

Abstract: A network device may include one or more processors configured to receive a measurement message en route to a destination via a network, where the measurement message includes a test packet of a two-way active measurement protocol (TWAMP) session. The network device may determine information based on the measurement message. The information may include a timestamp identifying a time associated with the measurement message, and may identify the measurement message. The network device may store or provide the information for determination of network performance information regarding the network device. The network device may transmit the measurement message toward the destination.

Abstract: An apparatus calculates, from information included in a packet, a first value that is used to select a path through which the packet is to be transmitted to a destination apparatus. When the packet is a detection packet used to detect a fault in a communication path to the destination apparatus, the apparatus obtains a second value by performing calculation on the first value and a variable value that is changed each time the detection packet is transmitted, and adds an outer header including the second value to the packet. The apparatus adds an outer header including the first value to the packet when the packet is not a detection packet. The apparatus transmit the packet to which the outer header has been added, to the destination apparatus.

Abstract: One or more implementations can include methods, systems and computer readable media for elastic wireless control planes. In some implementations, the method can include evaluating one or more elastic wireless control plane mode factors, and partitioning each of a plurality of access points into one of an active mode group and a sleep mode group based on the evaluating. The method can also include determining a number of wireless control plane instances needed based on the partitioning. The method can further include activating the number of wireless control plane instances and shutting down any excess wireless control plane instances beyond the number.

Abstract: In general, techniques are described for performing flow timeout control within a network. A device comprising a processor may be configured to perform the techniques. The processor may be configured to, as one example, determine, from a first packet of a packet flow, a minimum timeout value for the packet flow indicative of a time duration during which a first computing device will not send a keep-alive message to prevent the packet flow from timing out. The processor may then determine an intermediate timeout value for the packet flow based on a comparison of the minimum timeout value to a maximum timeout value, and specify the intermediate timeout value in a second packet of the packet flow sent by the second network device to the first network device in response to the first packet.

Abstract: Various techniques for source imposition of network routes are disclosed herein. In one embodiment, a method includes receiving label values at a source host from a label server. The individual label values corresponding to a network route to one of the hosts or network nodes in the computing network. The method also includes constructing a label stack to reach a destination virtual machine on a destination computing device in the computing network based on the received label values corresponding to the destination computing device and a location of the source computing device in the computing network. The method also includes imposing the constructed label stack on a packet destined to the destination virtual machine on the destination computing device.

Abstract: A linear protection switching-based domain connecting method includes determining, by a protection interconnecting node, a user traffic transceiving path based on information on a presence or absence of defect in working paths and protection paths, generating working path control information and protection path control information based on information on the determined user traffic transceiving path and the information on the presence or absence of the defect in the protection paths, and transmitting the generated working path information to the working interconnecting node, and connecting two paths among the protection paths, and the connection path based on the protection path control information.

Abstract: Described herein are techniques for limiting transmission of plurality of messages from one or more self-organizing network (SON) tools to a network support node based at least in part on performance information and on either or both of priorities associated with the plurality of messages or priorities associated with the SON tool(s). The performance information is associated with performance of a network support node.

Abstract: A distributed base station radio system includes first channelized to broadband conversion unit that receives first downlink channelized data for first radio frequency band from first channelized radio frequency source; and first universal remote radio head communicatively coupled to first channelized to broadband conversion unit. First channelized to broadband conversion unit converts first downlink channelized data into a first downlink broadband signal. First channelized to broadband conversion unit communicates the first downlink broadband signal to first universal remote radio head. First universal remote radio head receives first downlink broadband signal. First universal remote radio head frequency converts the first downlink broadband signal into first downlink radio frequency signals in first radio frequency band. First universal remote radio head is further configured to transmit first downlink radio frequency signals in first radio frequency band to first subscriber unit.