Abstract: Described examples include an integrated circuit having depth fusion engine circuitry configured to receive stereoscopic image data and, in response to the received stereoscopic image data, generate at least: first and second focal perspective images for viewing by a first eye at multiple focal distances; and third and fourth focal perspective images for viewing by a second eye at multiple focal distances. The integrated circuit further includes display driver circuitry coupled to the depth fusion engine circuitry and configured to drive a display device for displaying at least the first, second, third and fourth focal perspective images.

Abstract: Embodiments of the present disclosure disclose a method and apparatus for determining a channel sensing threshold in uplink channel detection of licensed-assisted access. The method comprises determining one or more parameters associated with the user equipment; and determining a channel sensing threshold for the user equipment based on at least one of the one or more parameters. The threshold determination method may realize suitable threshold determination, flexible channel access, and balance of channel access opportunity among a plurality of radio access points.

Abstract: Described herein are a system, apparatus, device, method, and/or computer program product embodiments and/or combinations and sub-combinations thereof for displaying a live database record in a chat session. In a given embodiment, a collaborative communications system may cause display of a subset of fields the database record in a chat session. The collaborative communications system may detect activation of the chat session. The collaborative communications system may retrieve the current values of the subset of fields. Upon retrieval, the collaborative communications system causes display of the subset of fields of the database record including an updated value for a field in the chat session.

Abstract: A system and methods of use for a broadcast switch system, broadcast management switching system, and methods of use in network-on-chip are presented. The invention relates generally to broadcasting transactions in a network-on-chip (NoC). More specifically, and without limitation, the invention provides for transacting from master to multiple slaves and for receiving responses. The invention relates to a broadcast switch for broadcasting transactions. More specifically, and without limitation, the invention relates to a broadcast switch system, broadcast management switching system, and methods of use in NoC.

Abstract: Systems and methods for endpoint context-driven, dynamic workspaces are described.

Abstract: The present disclosure provides a CAN network topology for an HVAC communication system. The CAN network topology comprises at least three primary nodes having a predetermined termination impedance and a plurality of end nodes coupled to each primary node, wherein the predetermined termination impedance is set to the optimal setting of 180 ohms. Advantageously, the present disclosure eliminates the need for physically setting CAN node terminations. This reduces install time and removes variability of the install settings. Further, removing this variability reduces the risk for post-installation call-backs due to incorrect system setup. The present disclosure optimizes signal slew rate, which improves signal reliability.

Abstract: A method of automatic security group generation by a firewall management service. The method may include receiving a security policy definition allowing cloud resource instances labeled by a first tag to communicate to cloud resource instances labeled by a second tag; creating a first security group comprising an inbound firewall rule for the cloud resource instances associated with the first tag, wherein the inbound firewall rule specifies cloud resource instances associated with a second security group as source communication endpoints; creating a second security group comprising an outbound firewall rule for the cloud resources instances associated with the second tag, wherein the outbound firewall rule specifies cloud resource instances associated with the first security group as destination communication endpoints; and causing a firewall service to implement the first security group and the second security group.

Abstract: Systems and method may provide unmanned aerial system communication. A method, performed by at least one processor that implements at least one server includes: obtaining a group identifier of a pair of an unmanned aerial vehicle (UAV) and a controller of the UAV, or a respective group identifier for each of the pair; provisioning Quality of Service (QoS) for communication of the pair, using the group identifier of the pair or the respective group identifier for each of the pair; and determining whether a condition of the communication satisfies a pre-defined QoS requirement for the communication of the pair of the UAV and the controller, wherein the pre-defined QoS requirement includes a UAV originated QoS and a UAV terminated QoS.

Abstract: Solutions for enabling analytics for a virtualized application leverage reproducibility of information as a substitute for persisting information. Disclosed solutions include: collecting, by a virtualized application, first analytics data on a user equipment (UE); performing, by the virtualized application, a one-way function (e.g., a hash function) on persistent information (e.g., an international mobile equipment identity (IMEI) number) on the UE to generate a unique UE identification (ID); transmitting the first analytics data and the UE ID to a remote node across a network; collecting, by the virtualized application, second analytics data on the UE; and transmitting the second analytics data and the UE ID to the remote node across the network. Because the UE ID is deterministic, it may be generated repeatedly, as needed, (producing the same value each time) to compensate for the inability of the virtualized application to persist the UE ID on the UE.

Abstract: Provided is an architecture drift detection system and method including: obtaining a first set of architecture design metrics associated with a first application; obtaining first set of data metrics associated with a first instance of the first application that is installed at a first server computing system; obtaining a second set of data metrics associated with a second instance of the first application that is installed at a second server computing system; determining, using the first set of data metrics and the second set of data metrics, that at least one of the first instance, the first server computing system, the second instance, or the second server computing system deviates from one or more architecture design metrics from the first set of architecture design metrics associated with the first application; and providing a deviation notification indicating a deviation from the one or more architecture design metrics.

Abstract: Network equipment (300, 400) is configured for use in one of multiple different core network domains of a wireless communication system (10). The network equipment (300, 400) is configured to receive a message (60) that has been, or is to be, transmitted between the different core network domains. The network equipment (300, 400) is also configured to apply inter-domain security protection to, or remove inter-domain security protection from, one or more portions of the content of a field in the message according to a protection policy (80). The protection policy (80) includes information indicating to which one or more portions of the content inter-domain security protection is to be applied or removed. The network equipment (300, 400) is also configured to forward the message (60), with inter-domain security protection applied or removed to the one or more portions, towards a destination of the message (60).

Abstract: A system allowing user/system interaction sessions on voice-enabled computing devices (VECDs) to be shifted from a voice-based interface to a non-voice-based (such as a text/web-based) interface. Accordingly, easy and convenient data input, receipt and recognition is provided in a manner that is not likely to frustrate users, that accommodates a broad range of data needs, and/or that avoids confidentiality issues associated with the use of voice input and data security issues associated with the storage of medical/health or other sensitive data. The system recognizes a platform-shifting command via a voice-based interface, gathers any required information (such as a telephone number or e-mail address) for continuing the communications session on another platform, and then sends a text/email/other message including a URL/hyperlink usable to initiate a communications session on a different communications platform and continue a voice-based interaction session on a non-voice-based communications platform.

Abstract: A network device may receive topology data identifying a spine and leaf topology of network devices, and may set link metrics to a common value to generate modified topology data. The network device may remove data identifying connections from leaf network devices to any devices outside the topology from the modified topology data to generate further modified topology data, and may process the further modified topology data, with a model, to determine path data identifying paths to destinations. The network device may determine particular path data identifying shorter paths and longer paths to corresponding destinations, and may determine hop counts associated with the paths. The network device may determine whether the hop counts are all odd values, all even values, or odd and even values, and may perform actions based on whether the hop counts are all odd values, all even values, or odd and even values.

Abstract: The present disclosure relates to intent execution methods and apparatus. In one example method, an element management system (EMS) receives a first intent from a network management system (NMS). The first intent indicates the EMS to execute a first command on a first network element and execute a second command on a second network element, a second intent in an active state is maintained in the EMS, the second intent indicates the EMS to execute a third command on the first network element, and the first command and the third command are mutually exclusive. The EMS receives a first parameter and conflict policy information. The EMS determines whether to execute the second command on the second network element, and executes the first command or the third command on the first network element based on the conflict policy information.

Abstract: A shard distribution apparatus and method are disclosed. The shard distribution apparatus can include a trust calculation unit configured to obtain a trust value for each of a multiple number of nodes in a blockchain network by receiving a consensus result from each of the multiple nodes, where the consensus result may be obtained by aggregating the result of verifying the validity of a block by each of the multiple nodes and the results of verifying the validity of the block received from other nodes; and a shard distribution unit configured to distribute the multiple nodes to a multiple number of shards by calculating a shard trust value, which is represented by a sum of trust values of nodes distributed to each of the multiple shards, and distributing the multiple nodes such that deviations of the calculated shard trust values are the smallest.

Abstract: Embodiments of the present disclosure provide methods, systems, apparatuses, and computer program products that are configured to provide authenticated access to a service application. The embodiments disclose an apparatus and system configured to launch an authenticated service application session in response to capturing authentication success rendering comprising visual authentication indicia. The authentication success rendering is a captured via a user device display, and includes visual authentication indicia. To facilitate rendering of the authentication success rendering, embodiments output a browser sign-in session request configured to launch a browser sign-in session associated with a browser application. Additionally, to facilitate capturing the rendering, embodiments initiate a display recorder module configured to capture, during the browser sign-in session and via the user device display, authentication success rendering comprising visual authentication indicia.

Abstract: Cloud computing techniques utilizing distributed application execution are disclosed herein. One example technique includes receiving a command to launch an application, and in response, determining an execution location corresponding to a type of data consumed by individual components of the application. Upon determining that one of the components is to be executed in a local computing facility, the example technique includes transmitting, from a public computing facility to the local computing facility, a request to execute the one of the components in the local computing facility instead of the public computing facility. Upon being authorized by the local computing facility, data is requested and received from the one of the components executed at the local computing facility without having direct access from the public computing facility to a data source at the local computing facility.

Abstract: A security management device includes a management unit, a determination unit, and an output unit. The management unit is configured to manage an anomaly location of an anomaly in a system in which a plurality of electronic controllers are connected through a network, and an anomaly amount in the anomaly location. The determination unit is configured to determine whether or not to implement countermeasures against the anomaly based on the anomaly location and the anomaly amount. The output unit is configured to output an instruction based on a determination result by the determination unit.

Abstract: Methods, systems, and devices for wireless communications are described. A wireless device may establish connectivity between the wireless device and a user equipment (UE) via a first communication path, and between the wireless device and the UE via a second communication path that includes a relay device. The wireless device may transmit, via the first communication path, a first message in a first format to the UE, including first data, and transmit, via the second communication path to the relay device, a second message in a second format and including the first data, the second format indicating that the relay device is to relay the first data to the UE. The relay device may receive, via a first portion of the second communication path, the first message and may transmit, to the UE via a second portion of the second path, a second message including the first data.

Abstract: A communication system includes multiple VPN termination devices that perform a first VPN communication and a configuration server that configures the first VPN communication. Each of the VPN termination devices includes a first processor programmed to implement a configuration information receiver that receives configuration information for the first VPN communication sent from the configuration server, a communication controller that controls the first VPN communication based on the configuration information, and a first VPN communication unit that performs the first VPN communication with another one of the VPN termination devices according to a control of the communication controller.

Abstract: A system that implements a scalable data storage service may maintain tables in a data store on behalf of storage service clients. The service may maintain table data in multiple replicas of partitions that are stored on respective computing nodes in the system. In response to detecting an anomaly in the system, detecting a change in data volume on a partition or service request traffic directed to a partition, or receiving a service request from a client to split a partition, the data storage service may create additional copies of a partition replica using a physical copy mechanism. The data storage service may issue a split command defined in an API for the data store to divide the original and additional replicas into multiple replica groups, and to configure each replica group to maintain a respective portion of the table data that was stored in the partition before the split.

Abstract: Implementations are directed to improving network anti-fragility. In some aspects, a method includes receiving parameter data from a network of nodes, the parameter data comprising attributes, policies, and action spaces for each node in the network of nodes; configuring one or more interruptive events on one or more nodes included in the network of nodes; determining a first action of each node in the network of nodes in response to the one or more interruptive events; determining a first performance metric, for each node, that corresponds to the first action, wherein the first performance matric is determined based on at least a first reward value associated with the first action; continuously updating the first action in an iterative process to obtain a final action, wherein a performance metric corresponding to the final action satisfies a performance threshold, and transmitting the final action for each node to the network of nodes.

Abstract: Controlling Network Repository Function (NRF) during discovery within a Fifth Generation (5G) network is described. In an example, the NRF can receive, from a Network Function (NF) consumer associated with the 5G network, a request for information associated with a NF producer type. The NRF can receive, from one or more NF producers associated with the NF producer type, indications of the NF producers and the NRF can generate a list of NF producers based at least in part on the indications. The NRF can select, based at least in part on a configurable parameter, a subset of the list of NF producers and send, responsive to receiving the request, the subset of the list of NF producers to the NF consumer.

Abstract: An information processing apparatus is communicable with an electronic apparatus according to a plurality of protocols. The information processing apparatus includes circuitry. The circuitry identifies a particular protocol supported by the electronic apparatus among the plurality of protocols. The circuitry determines a management type based on the identified particular protocol. The circuitry sets a communication path through which the electronic apparatus communicates with a management apparatus based on the determined management type.

Abstract: A task processing method includes: acquiring target data and target algorithm required by a target task to be executed; acquiring from a network topology at least one first-type node capable of providing the target data and at least one second-type node capable of executing the target algorithm; selecting, from the at least one first-type node, a node that provides one set of target data as a first target node, and selecting, from the at least one second-type node, a node that provides one set of target algorithm as a second target node; and controlling the second target node to process the target data in the first target node by using the target algorithm.

Abstract: A method in which an enterprise switches its devices to various federated network slices across operators based on cost, time, quality, and/or availability parameters defined in flexible rules managed by the enterprise. The method includes obtaining, by a controller of an enterprise, one or more parameters of a device served by a network slice of a core network. The method further includes, based on the one or more parameters of the device and one or more rules, determining, by the controller, whether a triggering event associated with a slice reselection occurred and based on the triggering event and the one or more rules, selecting, by the controller, a federated network slice from among a plurality of network slices provided by a plurality of core networks. The method further includes the controller causing the device to switch from the network slice to the federated network slice.

Abstract: Novel techniques are described for gateway routing and/or processing of multi-tenant Internet-of-Things (IoT) device data streams. For example, a single IoT routing gateway can be used to route device data streams from IoT devices of multiple customers according to rule-based routing tiers. The routing tiers define routing protocols, including which communication technologies to use for transmission of the device data streams over a cloud network to remote servers. In some cases, the routing tiers further define processing protocols to facilitate rule-based edge processing (and/or remote processing) of some or all device data streams. Some routing tiers can define a primary and one or more secondary solution for routing and/or processing, according to customer-defined rules. In some cases, the routing tiers further enable rule-based control of interconnectivity among IoT devices.

Abstract: A method for determining a Quality of Experience associated with a real-time communication session between user devices includes monitoring the real-time communication session and determining at least one quality indicator of the Quality of Experience, at least one first performance indicator of a Quality of Service, and at least one second performance indicator of the Quality of Service. Based on the quality indicator and the first performance indicator, the method determines, among a family of correlation functions indicative of the correlation between the Quality of Experience and a Quality of Service in respect of a generic real-time communication session, a correlation function which is indicative of the correlation between the Quality of Experience and the Quality of Service in respect of the monitored real-time communication session. Then the method applies the first performance indicator and the second performance indicator to the correlation function to determine said Quality of Experience.

Abstract: Systems and techniques for dynamic generation and injection of edge-cached meta-data are described herein. A request for a component of a web page requested by a user from a content delivery network may be received. The component may be retrieved from an application server. Instructions may be generated for the component. The instructions may be injected around the component may be wrapped to form a wrapped component. The wrapped component may be transmitted to the content delivery network for storage in an edge cache.

Abstract: In one embodiment, dynamic user private networks are virtually segmented within a shared virtual network. A network control system maintains the dynamic logical segmentation of the shared virtual network. User entities (e.g., user devices and/or services) are communicatively coupled to respective personal virtual networks via endpoints of access devices. Each of these endpoints is associated with a corresponding user private network. Responsive in real-time to automated processing of a received electronic particular user request, the network control system automatically modifies the dynamic logical segmentation of the shared virtual network to move a particular user entity on the shared virtual network to newly being on the first dynamic user private network without being disconnected from the shared virtual network. One embodiment uses different user private network identifiers (UPN-IDs) associated with endpoints and received packets to identify their respective user private network.

Abstract: Examples described herein relate to apparatuses and methods for evaluating an encryption key based on policies for a policy operation, including, but not limited to, receiving user request for the policy operation, determining one or more of a node, group, client, or user associated with the user request, determining the policies associated with the one or more of the node, group, client, or user based on priority, and evaluating at least one key attribute of an encryption key based, at least in part, on the policies.

Abstract: Systems and methods for buying, selling, and financing enterprise IT infrastructure capacity on a decentralized and distributed marketplace platform are disclosed. In one embodiment, the decentralized and distributed IT marketplace platform is based on the blockchain technology. In one embodiment, a blockchain-based IT marketplace platform provides a decentralized supply chain for IT assets and financial services and establishes a self-regulating and trustless marketplace of connected consumers, producers, and financiers. In one embodiment, the blockchain-based IT marketplace platform enables developing, executing, financing and monetizing modern, cloud native, enterprise compute infrastructure and software applications.

Abstract: A method, an apparatus, an electronic device, and a storage medium for network communication are provided. A first network entity sends a first request message to a second network entity. The first request message includes at least one piece of first network parameter type information, and is used to enable the second network entity to be triggered to send a first message to a third network entity according to a preset event. The first message includes at least one portion of network parameter information corresponding to the first network parameter type information. The first network entity receives a first reply message returned by the second network entity in response to the first request message. Using the present disclosure, the first network entity can dynamically manage an instantiation of the third network entity, and the authority of the third network entity to obtain network parameters.

Abstract: Methods and apparatus for client-directed placement of remotely configured service instances are described. One or more placement target options are selected for a client of a network-accessible service based on criteria such as service characteristics of the placement targets. The selected options, including a particular placement target that includes instance hosts configurable from remote control servers, are indicated programmatically to the client. A determination is made that a service instance is to be configured at the particular placement target on behalf of the client. A remote control server is configured to issue administrative commands to an instance host at the particular placement target to configure the service instance.

Abstract: A computer-implemented method includes training a machine-learning model, using a training dataset that distinguishes between critical systems and non-critical systems, to classify a particular computer system as critical or non-critical, wherein a label is applied to the particular computer system during the training that identifies the particular computer system as critical or non-critical, and wherein parameters that describe the critical systems or non-critical systems are used as features during the training. The method further includes receiving an input dataset that describes a plurality of computer systems in the enterprise environment.

Abstract: Methods and arrangements for effecting authentication in a secure transaction. There are defined, on behalf of a user, individuals who are members of a social network of the user. There is received, from the user, a transaction request for a secure transaction. An authentication test is conducted with the user and, upon meeting a predetermined requirement of the authentication test, the transaction request is validated. The authentication test requests the user to confirm at least one information item related to at least one member of the user's social network. Other variants and embodiments are broadly contemplated herein.

Abstract: Methods, systems and computer storage media are disclosed for providing resources to a platform issue. Embodiments describe associating educational resources and an event resource to resolve the platform issue.

Abstract: Systems and network devices configured to use Stateless Address Auto-Configuration (SLAAC) to provide different internet protocol (IP) address information to user equipment (UE) devices that are connected to the same local area network (LAN). A network device (e.g., default router, etc.) may determine whether a UE device is eligible to receive special treatment based on a link-layer address of the UE device. The network device send the UE device an unicast router advertisement that includes a special prefix in response to determining that the UE device is eligible to receive special treatment. The network device may send the UE device an unicast router advertisement that includes a base prefix for the LAN in response to determining that the UE device is not eligible to receive special treatment.

Abstract: Technologies for contention-aware cloud compute scheduling include a number of compute nodes in a cloud computing cluster and a cloud controller. Each compute node collects performance data indicative of cache contention on the compute node, for example, cache misses per thousand instructions. Each compute node determines a contention score as a function of the performance data and stores the contention score in a cloud state database. In response to a request for a new virtual machine, the cloud controller receives contention scores for the compute nodes and selects a compute node based on the contention score. The cloud controller schedules the new virtual machine on the selected compute node. The contention score may include a contention metric and a contention score level indicative of the contention metric. The contention score level may be determined by comparing the contention metric to a number of thresholds. Other embodiments are described and claimed.

Abstract: Systems and methods for recognizing domain specific named entities are disclosed. An example method may be performed by one or more processors of a text incorporation system and include extracting a number of terms from a text under consideration, identifying, among the number of terms, a set of unmatched terms that do not match any of a plurality of known terms, passing each respective unmatched term to a vectorization module, embedding a vectorized version of each respective unmatched term in a vector space, comparing each vectorized version to known term vectors, passing, to a machine learning model, candidate terms corresponding to known term vectors closest to the vectorized versions, identifying, using the machine learning model, a best candidate term for each respective unmatched term, mapping the best candidate terms to unmatched terms in the text under consideration, and incorporating the text under consideration into the system based on the mappings.

Abstract: A computing system can receive, over the one or more networks, a request for a service from a client device of a user. In response to receiving the request, the system can generate a unique identifier for the request to facilitate a rendezvous between the user and a service provider, and transmit the unique identifier to the client device of the user. Based on the user and the service provider making the rendezvous, the system receives data corresponding to the unique identifier from a provider application executing on a client device of the service provider. Based on receiving the data corresponding to the unique identifier from the client device of the service provider, the system updates a status for the user to indicate that the service has been provided by the service provider for the user.

Abstract: In an example, a method includes receiving, by a network management system (NMS), a configuration request comprising first configuration data for a network device, the first configuration data defining a data structure comprising a first property/value pair; generating, by the NMS from the first configuration data, a corresponding first path/value pair for the first property/value pair, wherein a path of the first path/value pair uniquely identifies the first path/value pair in an associative data structure; modifying, by the NMS, the associative data structure based on the first path/value pair; generating, by the NMS, from the associative data structure, a configuration resource comprising second configuration data for the network device, the second configuration data comprising a second property/value pair that corresponds to the first path/value pair; and sending, by the NMS, the second configuration data to the network device to modify a configuration of the network device.

Abstract: Systems and methods facilitating namespace representation and enhanced browsability for replicated file systems are described herein. A method as described herein can include computing, by a device operatively coupled to a processor, a first length of a first object key for a first data object, wherein the first object key comprises a directory path associated with the first data object; in response to determining that the first length is larger than a threshold, creating, by the device, a second data object having a second object key that comprises a representation of the directory path associated with the first data object; and altering, by the device, the first object key in response to the creating the second data object, resulting in an altered first object key that comprises a reference to the second data object instead of the directory path associated with the first data object.

Abstract: A system, method, and apparatus for implementing workflows across multiple differing systems and devices is provided herein. During operation, a workflow is automatically generated to allow users affected by an action of a workflow to control various IoT devices associated with a trigger of a workflow.

Abstract: A system and method that enables resource analysis within an intelligent content absorption network with autonomous mobility implementations includes generating a prioritization model, training the prioritization model on a data corpus to generate a prioritization schedule, deploying the prioritization schedule to one or more autonomous vehicles, offloading data at a local content absorption node, processing data at the local content absorption node, and optionally transmitting data results from the processed data.

Abstract: Novel tools and techniques for network data plane management are provided. A system includes a host machine that includes a database, processor, and non-transitory computer readable media comprising instructions executable by the processor to obtain, via the database, a network configuration, spawn a container according to the network configuration, wherein the container is configured, based on the network configuration, to be coupled to a network overlay via a network interface, receive, via the network interface, incoming data associated with the container, the incoming data having attached one or more attached network data attributes, and identify, via the database, the attached one or more network data attributes attached to the incoming data as one or more network data attributes of the network data model.

Abstract: Searching a service registry system including a plurality of services identified by respective service names, wherein at least some of said service names being associated with a set of client identifiers, includes receiving a search request, said request including a service name and a further set of client identifiers, searching, using a processor, the service registry system for a match between the requested service name and a service name of one of said services in the service registry system, and, in the absence of such a match, searching, using the processor, the service registry system for services that have an association with at least some of the client identifiers in said further set. A search result can be returned.

Abstract: Techniques for load balancing and fault tolerant service are described. An apparatus may comprise load balancing and fault tolerant component operative to execute a load balancing and fault tolerant service in a distributed data system. The load balancing and fault tolerant service distributes a load of a task to a first node in a cluster of nodes using a routing table. The load balancing and fault tolerant service stores information to indicate the first node from the cluster of nodes is assigned to perform the task. The load balancing and fault tolerant service detects a failure condition for the first node. The load balancing and fault tolerant service moves the task to a second node from the cluster of nodes to perform the task for the first node upon occurrence of the failure condition.

Abstract: The disclosure provides methods, apparatus and computer-readable media for synchronization over an optical network. A method comprises: receiving, from a client, a request to initiate a synchronization service for a client node coupled to the optical communication network; and, in response to the request, establishing a synchronization service to the client node via a virtual synchronization network utilizing the optical communication network. The synchronization service utilizes a bidirectional optical channel established via the optical communication network for the transmission of synchronization data for the client.

Abstract: Topology discovery between compute nodes and interconnect switches including creating, on an interconnect switch, a virtual topology discovery device for a first port, wherein the interconnect switch is coupled to a compute node via the first port, and wherein the virtual topology discovery device comprises a port identifier for the first port; mapping the virtual topology discovery device to the first port; receiving an inventory request from the compute node via the first port; routing the inventory request to the virtual topology discovery device for the first port; and sending, from the virtual topology discovery device for the first port, the port identifier to the compute node.