Abstract: A resistance yoga post device for fitness is provided. The device includes a drum. At least one side of the drum is provided with a first resistance sheet and a first screwing part, and the first screwing part is connected to an end of the roller in the drum through the first resistance sheet. A first support is arranged between the first screwing part and the first resistance sheet, the first resistance sheet is disposed in the first support, and the first screwing part is connected to the end of the roller in the drum through the first support. The resistance yoga post device for fitness is easy to install and disassemble, more flexible and convenient to use, and can improve the fitness effect, and has various functions.

Abstract: Example data transmission methods and apparatus are disclosed. One example method includes receiving a first data packet. When a first ring node detects that a link between the first ring node and a second ring node on a first ring port is faulty, it is determined whether the received first data packet is a wrapped data packet. If the first data packet is a non-wrapped data packet, a second ring port is determined based on the first ring port, the first data packet is wrapped into a wrapped data packet to generate a second data packet, and the second data packet is forwarded through the second ring port.

Abstract: A method includes receiving, by a receiving device from a transport network, a code block stream that is in a first rate mode and that includes a plurality of code blocks, determining a target code block from the code block stream, where the target code block is a code block received by the receiving device in an inter-packet gap of the code block stream, the target code block includes a first target code block, and the first target code block is a code block of a data type, and/or the target code block includes a second target code block, and the second target code block is a code block of a termination type, and modifying the target code block to modify the target code block to a code block, of an ordered set type, that is in a second rate mode.

Abstract: An alkali metal reactor power supply, including: a reactor vessel, the bottom part of which is provided with a liquid alkali metal; a reactor core, which is arranged in the reactor vessel and includes a plurality of fuel rods and a radial reflection layer arranged at the periphery of the plurality of fuel rods, wherein the surface of each fuel rod is provided with a first liquid absorption core, the bottom part of the reactor core is provided with second liquid absorption cores which are connected to the first liquid absorption cores, and the second liquid absorption cores can be in contact with the liquid alkali metal; and alkali metal thermoelectric converters, which are arranged along the circumferential direction of the radial reflection layer, and divide the inside of the reactor vessel into a high-pressure steam chamber located above the alkali metal thermoelectric converters and a low-pressure steam chamber located below the alkali metal thermoelectric converters.

Abstract: In a data transmission method, each ring network interface is associated with a ring identifier, and a ring-incoming packet carries a ring identifier of a ring network interface through which the packet is first forwarded. When a node in a ring network detects a link fault in a process of transmitting a packet, the node determines, with reference to a ring identifier and a wrapping identifier carried in the packet, to perform wrapping or discard the packet. According to the method, two sub-ring networks of a dual-ring coupled ring network can be allowed to separately implement one time of wrapping.

Abstract: A frame processing method and apparatus are provided, to implement selective receiving in a redundant transmission scenario. According to a method, a destination device receives a first Ethernet frame from a first intermediate node through a first interface, where the first Ethernet frame includes a first time point, and the first time point is a processing time point of the first Ethernet frame on the first intermediate node. The destination device receives a second Ethernet frame from a second intermediate node through a second interface, where the second Ethernet frame includes a second time point, and the second time point is a processing time point of the second Ethernet frame on the second intermediate node. The destination device determines, based on the first time point and the second time point, whether the second Ethernet frame is a duplicate frame of the first Ethernet frame.

Abstract: A troubleshooting method, a device, and a readable storage medium are provided, to detect a unidirectional fault in a ring Ethernet and provide a fault recovery mechanism after the unidirectional fault occurs. In embodiments of this application, if determining that a link corresponding to a receiving unit of a first port is in a fault status, the first device performs loopback on the first port, and sends a first continuity check message to a second device via the first port. The first continuity check message carries first indication information. The first indication information indicates that a link corresponding to a receiving unit of a port that sends the first indication information is in a fault status.

Abstract: A troubleshooting method, a device, and a readable storage medium are provided, to detect a unidirectional fault in a ring Ethernet and provide a fault recovery mechanism after the unidirectional fault occurs. In embodiments of this application, if determining that a link corresponding to a receiving unit of a first port is in a fault status, the first device performs loopback on the first port, and sends a first continuity check message to a second device via the first port. The first continuity check message carries first indication information. The first indication information indicates that a link corresponding to a receiving unit of a port that sends the first indication information is in a fault status.

Abstract: A receiving device determines that a first PHY needs to be added to a first FlexE group in a working state. The receiving device performs a deskew on the first PHY or each PHY in the first FlexE group based on a received data stream corresponding to the first PHY and a received data stream corresponding to each PHY in the first FlexE group, and restores a data stream corresponding to a client from a PHY in the first FlexE group. If a skew between the data stream corresponding to the first PHY and the data stream corresponding to each PHY in the first FlexE group after the deskew is performed is zero, the receiving device restores a data stream corresponding to a client from a PHY in a second FlexE group so that flexibility of adjusting a PHY in a FlexE group in a working state is improved.

Abstract: Embodiments of this disclosure provide a data transmission method, a device, and a system. The method includes: The first Ethernet interface of the first communications device receives a first packet, and determines whether first indication information in the first packet indicates that the first packet is a multi-fed packet. When the first indication information indicates that the first packet is a multi-fed packet, the first communications device drops the first packet. The first Ethernet interface is an Ethernet interface used by the first communications device for connecting to a second communications device.

Abstract: A data transmission method includes: obtaining Q first code block streams, wherein Q is an integer greater than 1, the coding type is M1/N1 bit coding, and one code block in the first code block stream comprises a synchronization header area of (N1?M1) bits and a non-synchronization one code block in the second code block stream comprises a synchronization header area of (N1?M1) bits and a non-synchronization header area of M1 bits, and a non-synchronization header area of a code block in the Q first code block streams is carried in a non-synchronization header area of a code block in the second code block stream. header area of M1 bits; and placing non-synchronization header areas of code blocks in the Q first code block streams into a to-be-sent second code block stream, wherein a coding type of the second code block stream is M1/N1 bit coding.

Abstract: Example data transmission methods and apparatus are disclosed. One example method includes receiving a first data packet. When a first ring node detects that a link between the first ring node and a second ring node on a first ring port is faulty, it is determined whether the received first data packet is a wrapped data packet. If the first data packet is a non-wrapped data packet, a second ring port is determined based on the first ring port, the first data packet is wrapped into a wrapped data packet to generate a second data packet, and the second data packet is forwarded through the second ring port.

Abstract: A frame processing method and apparatus are provided, to implement selective receiving in a redundant transmission scenario. The method includes: A destination device receives a first Ethernet frame from a first intermediate node through a first interface, where the first Ethernet frame includes a first time point, and the first time point is a processing time point of the first Ethernet frame on the first intermediate node. The destination device receives a second Ethernet frame from a second intermediate node through a second interface, where the second Ethernet frame includes a second time point, and the second time point is a processing time point of the second Ethernet frame on the second intermediate node. The destination device determines, based on the first time point and the second time point, whether the second Ethernet frame is a duplicate frame of the first Ethernet frame.

Abstract: The present subject matter relates to the field of communications technologies, and in particular, to a method and an apparatus for indicating a fault in flexible Ethernet. The method for indicating a fault includes: detecting whether a fault occurs in at least one physical layer entity included in a flexible Ethernet group; and when a fault occurs in the at least one physical layer entity, periodically sending a fault indication code block to a flexible Ethernet client corresponding to the at least one physical layer entity in which the fault occurs. Not all bandwidth of a downstream transmission path in the flexible Ethernet is occupied, and data transmission on a non-faulty channel in a same flexible Ethernet group is not affected, thereby reducing a quantity of affected flexible Ethernet clients.

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: A method includes: determining a target code block in a code block stream that is in a first rate mode and includes a plurality of code blocks, where the target code block includes a code block of a start type in the first rate mode; modifying information carried in a code block type field of the target code block to target information, where the target information includes information carried in a code block type field of a code block of a start type in a second rate mode; or the target information includes information carried in a code block type field of a code block of a terminate type in a second rate mode; and transmitting a code block stream in the second rate mode to a transport network, where the code block stream in the second rate mode includes a modified target code block.

Abstract: Embodiments of this application provide a link group configuration method and an apparatus. The link group configuration method includes: obtaining, by a first network device, candidate groups to which M physical ports of the first network device belong respectively; obtaining, by the first network device from a second network device, candidate groups to which M physical ports of the second network device belong respectively; and selecting N physical links from M physical links, as a link group between the first network device and the second network device, based on the candidate groups to which the M physical ports of the first network device belong respectively and the candidate groups to which the M physical ports of the second network device belong respectively.

Abstract: Embodiments of this application provide a method for obtaining a target transmission route, a related device, and a system. The method is applied to a flexible Ethernet FlexE networking network and includes: receiving a first message that is sent by a second node for requesting to query for a transmission route of a first FlexE client; and sending a second message to the second node, where a route information entry in the second message includes route information of the FlexE client on each node. Ingress information and egress information that are of a FlexE client on a route node are recorded as a transmission route of each hop. A segment-to-segment transmission route in the FlexE network can be dynamically found in real time, a planned and deployed transmission route is compared with an actually found route, to evaluate a network running status.