Abstract: A virtual function performance analysis system and an analysis method thereof are disclosed. The virtual function performance analysis method includes: monitoring performance of at least one virtual function of a virtual network function application on a virtual platform having at least one physical resource and at least one virtual resource; monitoring and recording an actual value of each of performance indicators of each of physical resources, each of virtual resources and each of virtual functions; comparing the actual value of each of performance indicators with the associated expected value and/or threshold value to obtain a comparison result; and analyzing system performance according to the comparison result.

Abstract: A battery pack includes a fixing frame, at least one battery assembly, and a monitoring device for monitoring the at least one battery assembly, wherein the battery assembly is disposed on the fixing frame. The battery assembly includes a plurality of battery modules which are arranged along a predetermined axial direction. The monitoring device is disposed on the fixing frame, and is located on a side of the battery assembly in the predetermined axial direction. A minor axis of the monitoring device is located in the predetermined axial direction. In this way, the overall length of the battery pack can be reduced.

Abstract: A battery holder includes at least two connecting shafts, a first lateral frame, and a second lateral frame, wherein two juxtaposed battery assemblies are disposed between the first lateral frame and the second lateral frame. The at least two connecting shafts respectively pass through the corresponding battery modules, and is connected to the first lateral frame and the second lateral frame. The first lateral frame includes two adjacent side frames, each of which includes a first side bar and a second side bar which is opposite to the first side bar. The first side bar has a first perforation, and the second side bar has a second perforation, wherein a width of the first perforation is greater than a width of the second perforation. An engaging member passes through the first perforation and the second perforation, whereby to fix one of the side frames to another one.

Abstract: A conductive sheet and a battery conducting module, wherein the battery conducting module is adapted to electrically connect electrodes of a plurality of batteries which are arranged side by side, and includes two conductive sheets. Each of the conductive sheets includes a connecting portion, two first conducting portions, and two second conducting portions. The connecting portion has a first side and a second side. The two first conducting portions are spaced from each other by a distance and are connected to the first side, and extend along a first direction. The two second conducting portions are spaced from each other by a distance and are connected to the second side, and extend along a second direction. The second direction is opposite to the first direction. The conductive sheets are respectively adapted to connect the electrodes of batteries and are disposed facing each other.

Abstract: An insulating casing for battery terminals including a base and a top cover, wherein the base is engaged with a battery pack and includes a bottom plate. The bottom plate has a plurality of perforations adapted to be passed through by the terminals of the battery pack. The top cover is detachably engaged with the base, and a chamber communicating with the perforations is formed between the top cover and the base, and the terminals are received into the chamber whereby an insulating casing to protect the terminals of the battery pack is provided.

Abstract: A method for monitoring traffic in a network is provided. The method is used in a communication device, wherein the network is formed by switches and hosts. The method includes: collecting LLDP information, VLAN information, host NIC information and host-tenant mapping information to obtain a physical network topology and a plurality of virtual network topologies; detecting a plurality of physical link loads of the physical network topology; obtaining a target path between two of the hosts or between the switches by analyzing the virtual network topologies; selecting one of the switches on the target path to serve as a mirror switch according to the physical link load corresponding to the target path or a hop count; and receiving mirror traffic transmitted from the mirror switch, and performing packet payload analysis on the mirror traffic.

Abstract: A virtual local area network configuration system, a method and a computer program product thereof are provided. The virtual local area network configuration system includes physical machines running virtual machines, Ethernet switches and a network controller. The network controller deploys VLAN groups according to the physical machines and the virtual machines, creates virtual topologies corresponding to the VLAN groups and assigns VLAN IDs to the VLAN groups, wherein at least two VLAN groups among the VLAN groups have the same VLAN ID.

Abstract: A battery pack includes a case and a plurality of batteries, wherein the case includes a first body, a second body, and a connecting frame. The first body has a first opening. The second body has a second opening which could match with the first opening. A chamber is formed between the first body and the second body. The connecting frame is connected to the second body, and has a first connecting shaft and a second connecting shaft. The first connecting shaft is adapted to be connected to the first body, and the second connecting shaft is adapted to be connected to a mounting position. The batteries are disposed side by side in the chamber.

Abstract: An insulating casing for battery terminals including a base and a top cover, wherein the base is engaged with a battery pack and includes a bottom plate. The bottom plate has a plurality of perforations adapted to be passed through by the terminals of the battery pack. The top cover is detachably engaged with the base, and a chamber communicating with the perforations is formed between the top cover and the base, and the terminals are received into the chamber whereby an insulating casing to protect the terminals of the battery pack is provided.

Abstract: A battery holder includes at least two connecting shafts, a first lateral frame, and a second lateral frame, wherein two juxtaposed battery assemblies are disposed between the first lateral frame and the second lateral frame. The at least two connecting shafts respectively pass through the corresponding battery modules, and is connected to the first lateral frame and the second lateral frame. The first lateral frame includes two adjacent side frames, each of which includes a first side bar and a second side bar which is opposite to the first side bar. The first side bar has a first perforation, and the second side bar has a second perforation, wherein a width of the first perforation is greater than a width of the second perforation. An engaging member passes through the first perforation and the second perforation, whereby to fix one of the side frames to another one.

Abstract: A battery pack includes a case and a plurality of batteries, wherein the case includes a first body, a second body, and a connecting frame. The first body has a first opening. The second body has a second opening which could match with the first opening. A chamber is formed between the first body and the second body. The connecting frame is connected to the second body, and has a first connecting shaft and a second connecting shaft. The first connecting shaft is adapted to be connected to the first body, and the second connecting shaft is adapted to be connected to a mounting position. The batteries are disposed side by side in the chamber.

Abstract: A battery pack includes a fixing frame, at least one battery assembly, and a monitoring device for monitoring the at least one battery assembly, wherein the battery assembly is disposed on the fixing frame. The battery assembly includes a plurality of battery modules which are arranged along a predetermined axial direction. The monitoring device is disposed on the fixing frame, and is located on a side of the battery assembly in the predetermined axial direction. A minor axis of the monitoring device is located in the predetermined axial direction. In this way, the overall length of the battery pack can be reduced.

Abstract: A conductive sheet and a battery conducting module, wherein the battery conducting module is adapted to electrically connect electrodes of a plurality of batteries which are arranged side by side, and includes two conductive sheets. Each of the conductive sheets includes a connecting portion, two first conducting portions, and two second conducting portions. The connecting portion has a first side and a second side. The two first conducting portions are spaced from each other by a distance and are connected to the first side, and extend along a first direction. The two second conducting portions are spaced from each other by a distance and are connected to the second side, and extend along a second direction. The second direction is opposite to the first direction. The conductive sheets are respectively adapted to connect the electrodes of batteries and are disposed facing each other.

Abstract: A method for monitoring traffic in a network is provided. The method is used in a communication device, wherein the network is formed by switches and hosts. The method includes: collecting LLDP information, VLAN information, host NIC information and host-tenant mapping information to obtain a physical network topology and a plurality of virtual network topologies; detecting a plurality of physical link loads of the physical network topology; obtaining a target path between two of the hosts or between the switches by analyzing the virtual network topologies; selecting one of the switches on the target path to serve as a mirror switch according to the physical link load corresponding to the target path or a hop count; and receiving mirror traffic transmitted from the mirror switch, and performing packet payload analysis on the mirror traffic.

Abstract: A network traffic monitoring method includes: collecting sampled packet data of a switch wherein the sampled packet data relates to a plurality of types of packets, selecting a first type of packets from the plurality of types of packets, controlling the switch to collect traffic data of the first type of packets, and estimating a traffic volume of each of the plurality of types of packets according to the traffic data and the sampled packet data.

Abstract: A data center network system based on software-defined network (SDN) is provided. The data center network system includes a plurality of physical machines, a plurality of Ethernet switches, a plurality of OpenFlow switches connected to each other, and a central control apparatus. Each of the physical machines includes a virtual switch and at least one virtual machine. The virtual switches modify destination media access control (MAC) addresses of packets to MAC addresses of the OpenFlow switches, such that the Ethernet switches forward the packets received from the virtual switches to the corresponding OpenFlow switches according to the MAC addresses of the OpenFlow switches. The OpenFlow switches modify the destination media access control (MAC) addresses of the packets to MAC addresses of virtual machines, such that the Ethernet switches forward the packet received from the OpenFlow switches to the corresponding virtual switches.

Abstract: A writer for a tire pressure sensor is disclosed, which is adapted to hold the tire pressure sensor to write a program to the tire pressure sensor. The tire pressure sensor has a first connection port. The writer includes a housing, a positioning member, and an ejection device. A surface of the housing forms a receiving recess, and a second connection port is provided in the receiving recess. When the tire pressure sensor is received in the receiving recess, the first connection port thereof is connected to the second connection port. The positioning member connected to the housing has a block section abutting against the tire pressure sensor to keep the first connection port being connected to the second connection port. The ejection device is adapted to exert a pushing force on the tire pressure sensor to eject it for separating the second connection port from the first connection port.

Abstract: A virtual local area network configuration system, a method and a computer program product thereof are provided. The virtual local area network configuration system includes physical machines running virtual machines, Ethernet switches and a network controller. The network controller deploys VLAN groups according to the physical machines and the virtual machines, creates virtual topologies corresponding to the VLAN groups and assigns VLAN IDs to the VLAN groups, wherein at least two VLAN groups among the VLAN groups have the same VLAN ID.

Abstract: A network traffic monitoring method includes: collecting sampled packet data of a switch wherein the sampled packet data relates to a plurality of types of packets, selecting a first type of packets from the plurality of types of packets, controlling the switch to collect traffic data of the first type of packets, and estimating a traffic volume of each of the plurality of types of packets according to the traffic data and the sampled packet data.

Abstract: The disclosure provides a streaming service system, a streaming service method and a controller thereof The streaming service system includes a plurality of switch nodes, a plurality of surrogate servers, a content management apparatus and a controller. The switch nodes are connected, and the surrogate servers are respectively connected to one of the switch nodes. The controller is connected to the switch nodes and communicates with the content management apparatus. The content management apparatus provides server information of the surrogate servers to the controller. When a first client apparatus is joined to a streaming group, the content management apparatus informs the controller. Further, the controller selects a first surrogate server from the surrogate servers, and sets at least a portion of the switch nodes to adjust a multicast tree. The first surrogate server transmits streaming packets to the first client through a first transmission route of the multicast tree.