Patents by Inventor Min Zha
Min Zha has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10320788Abstract: A method for transferring authorization information, a relay device, and a server are provided. The method includes: receiving, by a DHCPv6 relay device, authorization information delivered by an AAA server; and inserting an option into a DHCPv6 Relay-Forward message, encapsulating the authorization information in the option, and sending the option to a DHCPv6 server. By using the technical solutions of the present application, a DHCPv6 relay device sends authorization information delivered by an AAA server to a DHCPv6 server, so that the DHCPv6 server can provide a correct configuration for a DHCPv6 client according to the authorization information delivered by the AAA server.Type: GrantFiled: August 10, 2018Date of Patent: June 11, 2019Assignee: Huawei Technologies Co., Ltd.Inventors: Yuxu Ye, Min Zha
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Publication number: 20190097758Abstract: Example data transmission methods, devices, and systems are disclosure. One example data transmission method includes receiving, by an Ethernet device, an Ethernet packet, where the Ethernet packet carries a first packet header check bit used to perform a check on forwarding information of the Ethernet packet. A check on the forwarding information of the Ethernet packet is performed based on the first packet header check bit, and forwarding behavior of the Ethernet packet is determined based on a check result of the forwarding information of the Ethernet packet. A check is performed on the forwarding information, for example, a destination MAC address, of the Ethernet packet, and the forwarding behavior of the Ethernet packet is determined based on the check result.Type: ApplicationFiled: November 13, 2018Publication date: March 28, 2019Inventors: Jing HUANG, Min ZHA
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Publication number: 20180351951Abstract: Embodiments of the present application provide a method for transferring authorization information, a relay device, and a server. The method includes: receiving, by a DHCPv6 relay device, authorization information delivered by an AAA server; and inserting an option into a DHCPv6 Relay-Forward message, encapsulating the authorization information in the option, and sending the option to a DHCPv6 server. By using the technical solutions of the present application, a DHCPv6 relay device sends authorization information delivered by an AAA server to a DHCPv6 server, so that the DHCPv6 server can provide a correct configuration for a DHCPv6 client according to the authorization information delivered by the AAA server.Type: ApplicationFiled: August 10, 2018Publication date: December 6, 2018Inventors: Yuxu YE, Min ZHA
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Patent number: 10110555Abstract: A method applicable to a commonest application scenario, the method includes: an AR receives a first packet sent in a unicast manner by a CGN. The first packet includes information for indicating Restart announce, the first packet's source address is the CGN's address, and the first packet's destination address is the AR's address; AR changes the first packet's destination address to an address of a CPE connected to the AR, to obtain a second packet, where the AR and the CPE are connected by using a Layer 2 network, and the CPE's address is a multicast address; and the AR sends the second packet. The method is used for quickly informing, after the CGN restarts or undergoes an active/standby switchover, the CPE that an exception occurs, for example, the CGN restarts or undergoes an active/standby switchover, so that a CGN has relatively small load when recreating NAT mapping.Type: GrantFiled: November 29, 2016Date of Patent: October 23, 2018Assignee: Huawei Technologies Co., Ltd.Inventors: Min Zha, Jing Huang, Zhongjian Zhang
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Publication number: 20180270144Abstract: A method and network node for obtaining a target transmission path, where the method includes obtaining, by a first network node in a network domain, topology information of a plurality of network nodes on each path between an ingress node and an egress node that are in the network domain, obtaining, by the first network node, a transmission delay of each path according to the topology information, where the transmission delay of each path includes a sum of physical link delays between all network nodes on each path and node residence times of all the network nodes on each path, and determining, by the first network node, the target transmission path according to the transmission delay of each path.Type: ApplicationFiled: May 17, 2018Publication date: September 20, 2018Inventors: Yuanlong Jiang, Hengjun Zhu, Min Zha
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Patent number: 10075441Abstract: Embodiments of the present application provide a method for transferring authorization information, a relay device, and a server. The method includes: receiving, by a DHCPv6 relay device, authorization information delivered by an AAA server; and inserting an option into a DHCPv6 Relay-Forward message, encapsulating the authorization information in the option, and sending the option to a DHCPv6 server. By using the technical solutions of the present application, a DHCPv6 relay device sends authorization information delivered by an AAA server to a DHCPv6 server, so that the DHCPv6 server can provide a correct configuration for a DHCPv6 client according to the authorization information delivered by the AAA server.Type: GrantFiled: May 7, 2014Date of Patent: September 11, 2018Assignee: Huawei Technologies Co., Ltd.Inventors: Yuxu Ye, Min Zha
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Publication number: 20180083968Abstract: Embodiments of the application provide a method for authorizing a service of a user, and an apparatus. In the method, a first controller obtains an identifier of a user, an identifier of a first gateway, and service information, and sends a first request to a second controller, where the first request includes the service information; the first controller receives a first response sent by the second controller, where the first response includes an identifier of a transport network; the first controller sends a second request to a third controller, where the second request includes the identifier of the user, the identifier of the first gateway, and the identifier of the transport network, the second request instructs the third controller to configure a path to transmit data, and the data is to be sent by the user to a VNF corresponding to the service information.Type: ApplicationFiled: November 16, 2017Publication date: March 22, 2018Inventors: Weiping XU, Min ZHA, Hongyu LI
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Publication number: 20180016432Abstract: The present invention relates to polymeric materials and liners for a container adapted to hold a food and/or beverage container in a cooled condition. In certain aspects, it includes (a) at least one co-polymeric chain which imparts plastic characteristics to said liner material; and (b) one or more rubber moieties grafted to and/or dispersed in said at least one first co-polymeric chain, wherein said one or more rubber moieties comprises at least about 30% by weight of said liner. In other aspects, it includes (a) at least one co-polymeric chain which imparts plastic characteristics to said liner material; and (b) one or more rubber moieties grafted to and/or dispersed in said at least one co-polymeric chain, wherein said one or more rubber moieties are present in the liner in an amount effective to ensure that said liner exhibits no stress cracking after one thermal test cycle.Type: ApplicationFiled: February 6, 2015Publication date: January 18, 2018Inventors: Shuwen PENG, Hongyan XU, Rongwei PAN, Huizhong WANG, Min ZHA
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Publication number: 20170085525Abstract: A method applicable to a commonest application scenario, the method includes: an AR receives a first packet sent in a unicast manner by a CGN. The first packet includes information for indicating Restart announce, the first packet's source address is the CGN's address, and the first packet's destination address is the AR's address; AR changes the first packet's destination address to an address of a CPE connected to the AR, to obtain a second packet, where the AR and the CPE are connected by using a Layer 2 network, and the CPE's address is a multicast address; and the AR sends the second packet. The method is used for quickly informing, after the CGN restarts or undergoes an active/standby switchover, the CPE that an exception occurs, for example, the CGN restarts or undergoes an active/standby switchover, so that a CGN has relatively small load when recreating NAT mapping.Type: ApplicationFiled: November 29, 2016Publication date: March 23, 2017Inventors: Min ZHA, Jing HUANG, Zhongjian ZHANG
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Patent number: 9553805Abstract: A method applicable to a commonest application scenario, the method includes: an AR receives a first packet sent in a unicast manner by a CGN. The first packet includes information for indicating Restart announce, the first packet's source address is the CGN's address, and the first packet's destination address is the AR's address; AR changes the first packet's destination address to an address of a CPE connected to the AR, to obtain a second packet, where the AR and the CPE are connected by using a Layer 2 network, and the CPE's address is a multicast address; and the AR sends the second packet. The method is used for quickly informing, after the CGN restarts or undergoes an active/standby switchover, the CPE that an exception occurs, for example, the CGN restarts or undergoes an active/standby switchover, so that a CGN has relatively small load when recreating NAT mapping.Type: GrantFiled: January 30, 2015Date of Patent: January 24, 2017Assignee: Huawei Technologies Co., Ltd.Inventors: Min Zha, Jing Huang, Zhongjian Zhang
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Patent number: 9516385Abstract: A method for obtaining a multicast address. A first request message is sent to the EPG device to obtain program guide information. The program guide information is returned by the EPG device. A multicast address matching a current user terminal is obtained according to the program guide information. A multicast request message is sent according to the multicast address.Type: GrantFiled: June 6, 2014Date of Patent: December 6, 2016Assignee: Huawei Technologies Co., Ltd.Inventors: Zhongjian Zhang, Min Zha
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Patent number: 9426065Abstract: The embodiments of the present invention disclose a method, apparatus and system for implementing routing aggregation, which relate to communication field, and solve the problem that too many routings advertised on the DHCPv6 relay agent leads to huge number of routing table entries of the backbone network. The technical solution of the present invention comprises: sending a message to a dynamic host configuration protocol DHCPv6 relay agent, such that the DHCPv6 relay agent generates an aggregation routing of requesting router prefix routings according to the message; wherein the message comprises information about a prefix pool which assigns address prefixes to the requesting routers access to the DHCPv6 relay agent or aggregation routing destination address information generated according to the information about the prefix pool. The method, apparatus and system for implementing routing aggregation may be applied in DHCPv6 network constructions.Type: GrantFiled: March 13, 2013Date of Patent: August 23, 2016Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Lehong Niu, Shuxiang Wang, Min Zha, Fuqing Huang, Yuxu Ye
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Patent number: 9419940Abstract: A network element (NE) comprising a processor configured to transmit a message to a domain names system (DNS) server, wherein the message comprises a virtual service internet protocol (VSIP) version six (VSIPv6) address corresponding to a service associated with an internet protocol version four (IPv4) address. Also disclosed is a method comprising associating a remote host internet protocol (IP) version six (IPv6) address with a private IPv4 address in a stateful binding table, and associating a local service IPv4 address with a local service VSIPv6 address in a stateless binding table.Type: GrantFiled: March 1, 2013Date of Patent: August 16, 2016Assignee: Futurewei Technologies, Inc.Inventors: Ting Zou, Xushan Lu, Jing Huang, Min Zha, Qian Zhou
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Publication number: 20160142226Abstract: Embodiments of the disclosure provide a method for packet tunneling through a software defined network (SDN), a method of intelligently controlling flow of a packet through an SDN network, and a system. The method for packet tunneling through an SDN includes: sending programmable instructions to an SDN controller from a processor executing an application program that includes the programmable instructions; wherein the programmable instruction comprises primitive operations regarding processing a packet for tunneling in accordance with a tunneling protocol; configuring a flow table by the first SDN controller in accordance with the programmable instructions; and processing and distributing the packet in accordance with the flow table by the SDN switch.Type: ApplicationFiled: January 26, 2016Publication date: May 19, 2016Inventors: Jing HUANG, Ting ZOU, Min ZHA, Xushan LU
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Patent number: 9331923Abstract: A network node for detecting failures in a Dual Stack Lite (DS-Lite) tunnel, comprising a processor configured to obtain a domain name that identifies a first node, create the DS-Lite tunnel to the first node using the domain name, initiate a first bidirectional forwarding detection (BFD) session to the first node, transmit a plurality of BFD data packets within the DS-Lite tunnel, and detect a failure within the DS-Lite tunnel using the BFD data packets.Type: GrantFiled: March 4, 2013Date of Patent: May 3, 2016Assignee: Futurewei Technologies, Inc.Inventors: Jian Li, Ting Zou, Jing Huang, Min Zha, Xushan Lu
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Publication number: 20160088601Abstract: The application provides an operation request generating method. The method includes: a generation device generates a first operation request that requests to perform an operation on a first packet, where the first operation request includes first assignment content and information used to indicate a first assignment location, the first assignment location is a location in the first packet, the first assignment content is data used to assign a value to the first assignment location, and the information used to indicate the first assignment location includes an identifier of a type of a first packet header, a first offset, and a first length, where the first packet header is a packet header in the first packet, and the first offset is an offset relative to a start location of the first packet header; and the generation device sends the first operation request to a description device or a receiving device.Type: ApplicationFiled: November 24, 2015Publication date: March 24, 2016Applicant: Huawei Technologies Co., Ltd.Inventors: Shucheng Liu, Min Zha, Qian Zhou, Xushan Lu
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Publication number: 20160044118Abstract: Embodiments of the present invention provide a method, device and system for carrying out a service in a network. The control apparatus comprises: an orchestrator unit, configured to receive a service request for requesting to carry out a service, wherein the service request comprises service deployment information for requesting to deploy a first service, service flow identification information for identifying a first packet flow and service flow steering information; and a control unit, configured to send the service deployment information to a computing apparatus, and send the service flow identification information and the service flow steering information to an identifying and steering apparatus. Technical solutions of the present invention provide a new service mode, which can meet developing needs of OTT applications.Type: ApplicationFiled: October 22, 2015Publication date: February 11, 2016Inventors: Yong HUANG, Hengjun ZHU, Lehong NIU, Xiaoyu GONG, Min ZHA
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Patent number: 9185072Abstract: An apparatus comprising a memory, and a processor coupled to the memory and configured to receive a mapping rule that associates a downstream internal Internet Protocol version four (IPv4) address prefix to an upstream external IPv4 address prefix, receive a first IPv4 packet from an upstream network node with a destination address field comprising an external IPv4 address comprising the external prefix, and perform a first network address translation IPv4 to IPv4 (NAT44) process by replacing the external IPv4 address in the first IPv4 packet's destination address field with an internal IPv4 address based on the mapping rule, wherein the internal IPv4 address comprises the internal prefix and a port set identifier (ID) associated with set of destination ports at a downstream node assigned to receive the first IPv4 packet.Type: GrantFiled: May 14, 2013Date of Patent: November 10, 2015Assignee: Futurewei Technologies, Inc.Inventors: Ting Zou, Xushan Lu, Jing Huang, Min Zha
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Patent number: 9100352Abstract: The embodiments of the present invention provide a method, a device, and a system for forwarding a packet. The method includes: receiving an IPv6 packet sent by a gateway, and obtaining a flow label of the IPv6 packet, where the flow label of the IPv6 packet is corresponding to a link identity of customer premise equipment in one-to-one correspondence; decapsulating the IPv6 packet; performing network address translation on a decapsulated packet according to the flow label; and forwarding the decapsulated packet according to a translated network address. When multiple links between the gateway and an AFTR are corresponding to the same tunnel for network address translation, in the case that IP addresses of terminal users are overlapping or are the same, different terminal users can be distinguished, so that a terminal user that sends a packet can receive feedback, thus improving customer satisfaction.Type: GrantFiled: November 12, 2012Date of Patent: August 4, 2015Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Min Zha, Ting Zou, Qian Zhou, Jing Huang
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Publication number: 20150139230Abstract: A method applicable to a commonest application scenario, the method includes: an AR receives a first packet sent in a unicast manner by a CGN. The first packet includes information for indicating Restart announce, the first packet's source address is the CGN's address, and the first packet's destination address is the AR's address; AR changes the first packet's destination address to an address of a CPE connected to the AR, to obtain a second packet, where the AR and the CPE are connected by using a Layer 2 network, and the CPE's address is a multicast address; and the AR sends the second packet. The method is used for quickly informing, after the CGN restarts or undergoes an active/standby switchover, the CPE that an exception occurs, for example, the CGN restarts or undergoes an active/standby switchover, so that a CGN has relatively small load when recreating NAT mapping.Type: ApplicationFiled: January 30, 2015Publication date: May 21, 2015Inventors: Min ZHA, Jing HUANG, Zhongjian ZHANG