Abstract: A ceiling storage system includes a first support rail and a second support rail that extend in a first direction; a first driving rail that extends in the first direction and is parallel to the first support rail and the second support rail; a second driving rail movably coupled to the first support rail, the second support rail, and the first driving rail, where the second driving rail is configured to move along the first support rail, the second support rail, and the first driving rail; a transfer vehicle movably coupled to the second driving rail and configured to move along the second driving rail; and a connection device that connects the first driving rail and the second driving rail to each other, where the connection device and the second driving rail are rotatable around a first axis that is parallel to the first direction.

Abstract: An article transfer system includes a plurality of stage modules respectively provided at a plurality of layers, an interlayer transfer apparatus configured to transfer an article to each of the plurality of stage modules, and a plurality of loading and unloading apparatus respectively provided on each stage module of the plurality of stage modules, the plurality of loading and unloading apparatus configured to load an article onto respective stage modules of the plurality of stage modules. The interlayer transfer apparatus includes a mast frame extending so as to intersect each stage module of the plurality of stage modules, and a plurality of carriage units configured to move along a length direction of the mast frame, transfer articles, and move in a parallel manner with each other.

Abstract: A mask case includes a lower case including a first side surface and a second side surface opposite each other, a first rail on the first side surface, and a second rail on the second side surface, an upper case separable from the lower case, and includes third and fourth side surfaces corresponding to the first and second side surfaces, a third rail on the third side, and a fourth rail on the fourth side, a first sliding lock member slidable along the first and third rails, and a second sliding lock member slidable along the second and fourth rails, first and second holes for coupling first and second pins of first and second locking open and close devices are in the first and second sliding lock members, and the first and second sliding lock members are slid by the first and second locking open and close devices.

Abstract: The present invention relates to a method for announce-pull data broadcasting in a blockchain based on information-centric networking (ICN). The present invention includes, transmitting announcement messages to notify having any data in the format of an ICN Interest packet, by a blockchain node, to the blockchain node's peers; receiving, by the blockchain node, data request messages, which request the data, from the blockchain node's peers, wherein data request messages for the same ICN Data packet receiving from multiple blockchain nodes can be aggregated at a middle ICN node; and transmitting, by the blockchain node, the ICN Data packet corresponding to the data request message to the blockchain node's peers, wherein the ICN Data packets can cached at the middle ICN node.

Abstract: An apparatus and method for providing dynamic network programming based on a selective binding segment of segment routing in a communication system is provided. A method by which a first service programmable network (SPN) node operates in a communication system includes: receiving a first packet from a zeroth SPN node; identifying a segment routing header (SRH) of the first packet, the SRH including a segment list; identifying a selective binding segment based on the segment list; requesting a processing result from a network service function (NSF) corresponding to the segment list when the segment list involves the selective binding segment; receiving a color value according to the processing result from the NSF; dynamically selecting a segment list according to the color value; and transmitting a second packet, to which a new SRH including the selected segment list and a new header are added, to a second SPN node.

Abstract: Disclosed herein a method for configuration of semi-managed DHT based on NDN and system therefor. The method includes: managing and sharing manager nodes based on global information; generating a sub-range segment by partitioning a keyspace area, according to each group of the data peer nodes; managing the sub-range segment by distributing the sub-range segment corresponding to each group to data peer nodes of the each group; checking and analyzing liveness of the data peer node in the each group; estimating availability of the data peer nodes by predicting lifetime of data peer nodes through the checking and analyzing of liveliness; performing risk factor prediction that estimates data availability and sub-range management overhead; and performing a sub-range management decision at each of the manager nodes based on a result of the risk factor prediction, and performing a global stabilization decision required for global system stabilization.

Abstract: A system for differentiating quality of service (QoS) in inter-microservice communication according to an embodiment of the present disclosure includes a network control unit generating a QoS-aware path for guaranteeing QoS between microservices; a service registration unit registering information about the QoS-aware path between the microservices; and when it is necessary to guarantee the quality of service of messages received from a sending microservice, a communication processing unit identifying the QoS-aware path between the sending microservice and a receiving microservice from the information on the registered QoS-aware path, and processing the inter-microservice communication to allow the message to be transferred to the receiving microservice through the identified QoS path.

Abstract: An apparatus and method for providing dynamic network programming based on a selective binding segment of segment routing in a communication system is provided. A method by which a first service programmable network (SPN) node operates in a communication system includes: receiving a first packet from a zeroth SPN node; identifying a segment routing header (SRH) of the first packet, the SRH including a segment list; identifying a selective binding segment based on the segment list; requesting a processing result from a network service function (NSF) corresponding to the segment list when the segment list involves the selective binding segment; receiving a color value according to the processing result from the NSF; dynamically selecting a segment list according to the color value; and transmitting a second packet, to which a new SRH including the selected segment list and a new header are added, to a second SPN node.

Abstract: Disclosed herein is a method of checking a network attack in a named data networking (NDN) network. The method of checking a network attack according to an embodiment of the present disclosure may include checking an interest request, checking at least one of a content store (CS), a pending interest table (PIT) and a forwarding information base (FIB) and then checking data corresponding to the interest, checking a data success ratio based on at least one of the PIT and the FIB. determining a target attack path based on the data success ratio, and blocking the target attack path.

Abstract: Disclosed herein a method for configuration of semi-managed DHT based on NDN and system therefor. The method includes: managing and sharing manager nodes based on global information; generating a sub-range segment by partitioning a keyspace area, according to each group of the data peer nodes; managing the sub-range segment by distributing the sub-range segment corresponding to each group to data peer nodes of the each group; checking and analyzing liveness of the data peer node in the each group; estimating availability of the data peer nodes by predicting lifetime of data peer nodes through the checking and analyzing of liveliness; performing risk factor prediction that estimates data availability and sub-range management overhead; and performing a sub-range management decision at each of the manager nodes based on a result of the risk factor prediction, and performing a global stabilization decision required for global system stabilization.

Abstract: Disclosed herein are a packet path selecting method and apparatus in an information-centric network. A packet path selecting method performed by a terminal in an information-centric network includes obtaining information on a network connected with the terminal, transmitting a packet for intra-network path selecting to a node of the network, and receiving a reply packet for intra-network path selecting from the node. The packet for intra-network path selecting includes information on a previous network of the terminal and information on a current network of the terminal.

Abstract: The present invention relates to a method for announce-pull data broadcasting in a blockchain based on information-centric networking (ICN). The present invention includes, transmitting announcement messages to notify having any data in the format of an ICN Interest packet, by a blockchain node, to the blockchain node's peers; receiving, by the blockchain node, data request messages, which request the data, from the blockchain node's peers, wherein data request messages for the same ICN Data packet receiving from multiple blockchain nodes can be aggregated at a middle ICN node; and transmitting, by the blockchain node, the ICN Data packet corresponding to the data request message to the blockchain node's peers, wherein the ICN Data packets can cached at the middle ICN node.

Abstract: The present invention relates to a method and a device for fast forwarding a flow traffic in an information-centric networking (ICN). According to the present invention, a flow switching method for a network node of an information-centric networking (ICN) includes: identifying a data name contained in a received interest packet and identifying a flow name from the data name, thereby determining whether a flow entry corresponding to the identified flow name is present within a flow table (FT); identifying forwarding information base (FIB) entry information matched to the flow name from the corresponding flow entry and identifying an FIB entry corresponding to the FIB entry information; and transmitting the interest packet on the basis of interface information included in the identified FIB entry.

Abstract: A network infrastructure system implements data sharing and processing by using a network infrastructure to which an application terminal or application server constituting an application domain is connected in a shared manner, includes a plurality of network infrastructure nodes storing, processing, sharing data, wherein each of the plurality of network infrastructure nodes includes a data processing module including a data transfer function, a data distribution function, a data processing function, and a data sharing function which are provided to at least one of the application terminal and the application server.

Abstract: Disclosed herein are a packet forwarding method and a node in a content centric network.

Abstract: The present invention relates to a method and a device for fast forwarding a flow traffic in an information-centric networking (ICN). According to the present invention, a flow switching method for a network node of an information-centric networking (ICN) includes: identifying a data name contained in a received interest packet and identifying a flow name from the data name, thereby determining whether a flow entry corresponding to the identified flow name is present within a flow table (FT); identifying forwarding information base (FIB) entry information matched to the flow name from the corresponding flow entry and identifying an FIB entry corresponding to the FIB entry information; and transmitting the interest packet on the basis of interface information included in the identified FIB entry.

Abstract: The present invention relates generally to a network system. Particularly, the present invention relates to a networking method of performing functional data processing in a data-centric network system in which both a pull mode and a push mode are supported. In a data networking method in a data-centric network system of the present invention, a message containing context meta information is received, the received context meta information is analyzed, and from the result from the analysis, filtering for each function element used in a context filtering table (CFT) is performed. Also, function processing specified for a content including the filtered function element is performed.

Abstract: A network infrastructure system implements data sharing and processing by using a network infrastructure to which an application terminal or application server constituting an application domain is connected in a shared manner, includes a plurality of network infrastructure nodes storing, processing, sharing data, wherein each of the plurality of network infrastructure nodes includes a data processing module including a data transfer function, a data distribution function, a data processing function, and a data sharing function which are provided to at least one of the application terminal and the application server.

Abstract: Provided herein a network virtualization apparatus and method, the apparatus including a tunnel manager configured to collect tunnel end points information within a network, and to connect each tunnel end point with a tunnel based on the tunnel end point information collected; a tunnel packet end point configured to receive a tunnel packet and process the packet such that an L2 switching may be performed, and to transmit the packet to a domain VSI (virtual switching instance); the domain VSI configured to perform the L2 switching on the processed packet, and to transmit the packet to a tunnel packet generator; and the tunnel packet generator configured to add a tunnel header to the packet for which the L2 switching has been performed to generate a new tunnel packet, and to transmit the new tunnel packet.

Abstract: Provided herein is a proxy tunnel end point apparatus including a tunnel management unit configured to generate a tunnel; a VNID management unit configured to generate a VSI for a VNID; a tunnel packet end point unit configured to terminate the tunnel, extract VNID information from the packet, and transmit the terminated L2 packet to the VSI corresponding to the VNID; a VSI unit having a virtual port corresponding to each terminated tunnel in the tunnel packet end point unit, and configured to perform L2 switching on the terminated L2 packet transmitted from the tunnel packet end point unit and to transmit the L2 packet to a destination virtual port; and a tunnel packet generation unit configured to transmit the packet to a second tunnel end point unit of a destination of transmission, based on a destination virtual port information.