Patent application number | Description | Published |
20080298311 | METHOD AND SYSTEM FOR INTERCONNECTING BROADBAND WIRELESS ACCESS NETWORK WITH OPTICAL ACCESS BROADBAND NETWORK - A method and system for interconnecting a broadband wireless network with a wired network includes interconnecting a broadband wireless access (BWA) network with an optical access (OAN) broadband network at any reference point among reference points T, a, ODN, and V in the OAN broadband network, and interconnecting them with a digital subscriber line (DSL) network by the reference point V in the DSL network. The method of the present invention can solve the problem of the interconnection between the worldwide interoperability for microwave access (WiMAX) network and the OAN broadband network, and the DSL network. An evolution approach is provided for the OAN broadband network operator and the DSL network operator to develop the WiMAX network. | 12-04-2008 |
20090172174 | SYSTEM AND METHOD FOR MULTI-SERVICE ACCESS - A control and bearer separating system for the multi-service access includes: at least one access node for receiving the message of the user, separating the control flow and the service flow of the message, transmitting the control flow to the controller, and transmitting the service flow to the corresponding edge node, based on the control of the controller; the controller for processing the control flow to control the access node to transmit the service flow to the corresponding edge node, and control the corresponding edge node to process the service flow; and at least one edge node for transmitting the received service flow to the corresponding service provider node, based on the control of the controller. Furthermore, there is a method for connecting the user to the networking using the above control and bearer separating system, and a control and bearer separating method. | 07-02-2009 |
20100142529 | MULTICAST PACKET FORWARDING METHOD, APPARATUS AND MULTICAST SYSTEM - A multicast packet forwarding method is applied to forward multicast packets from an ingress node to egress nodes of a multicast group in a network domain, and at least one network node in the multicast network domain performs the following steps. A multicast packet of a multicast group is received. Node information about the egress nodes that the multicast packet needs to reach is determined, in which the egress nodes that need to be reached include the egress nodes successfully joining in the multicast group. The node information about the egress nodes that the multicast packet needs to reach is added in the multicast packet. The multicast packet carrying the node information about the egress nodes is sent out. A multicast packet forwarding apparatus and a multicast system are also provided. | 06-10-2010 |
20100142530 | Method, Apparatus, and System for Implementing Multicast Services - A method, device and system for implementing the multicast service are provided, and the method comprises: at the ingress node and exit node of the multicast path, establishing the mapping relationship information between the original multicast address identifier of the multicast service data and the multicast address identifier inside the bearer network; when the multicast source sends the multicast service data, the ingress node maps the original multicast address identifier of the multicast service data to the multicast address identifier inside the bearer network according to the mapping relationship information, and sends the multicast service data to the exit node along the multicast path; and the exit node maps the multicast identifier of the multicast service data inside the bearer network to the original multicast address identifier according to the mapping relationship information, and sends it to the receiving side of the multicast service data. | 06-10-2010 |
20100265946 | SERVICE SWITCHING METHOD, SYSTEM, AND DEVICE - A service switching method, system, and device are provided. The method includes: receiving a control message for switching between a unicast service and a multicast service; and reusing access line resources of the multicast service when the multicast service is switched to the unicast service, or reusing access line resources of the unicast service when the unicast service is switched to the multicast service according to the control message. | 10-21-2010 |
20110200043 | RESOURCE INITIALIZATION METHOD AND SYSTEM, AND NETWORK ACCESS SERVER - A resource initialization method and system, and a network access server are provided. The resource initialization method includes: receiving a network access request transmitted from a User Equipment (UE), where the network access request includes: UE identity (ID) information; locally searching for, according to the UE ID information in the network access request, and find a preconfigured unicast and multicast resource threshold corresponding to the UE ID information; and transmitting the unicast and multicast resource threshold of the UE to a Resource Manager (RM), so that the RM assigns unicast resources and multicast resources according to the unicast and multicast resource threshold. Through the method, the process of obtaining the unicast and multicast resource threshold can be simplified, and thus the efficiency of resource initialization configuration is improved. | 08-18-2011 |
20120144043 | MANAGEMENT METHOD AND MANAGEMENT DEVICE FOR NETWORK ADDRESS TRANSLATION - A management method for network address translation includes: obtaining a network resource section of a client and using state information of the network resource section; adjusting the network resource section according to the using state information of the network resource section, where the adjusted network resource section can provide a network resource for all connections of the client; establishing a network address translation entry for each connection of the client according to the adjusted network resource section; and establishing a corresponding log record for the network resource section. | 06-07-2012 |
20120324063 | METHOD, NETWORK DEVICE, AND SYSTEM FOR AUTOMATICALLY CONFIGURING NETWORK DEVICE IN IPV6 NETWORK - The present invention provide a method, network device and system for configuring a network device in an IPv6 network. A network device is configured to obtain an IP address of the network device by sending a router solicitation message to an advertisement router, obtain an IP address of a network management system by sending a DHCP request message to a DHCP server; generate a static route according to the IP address of the network device, the IP address of the network management system, and an IP address of the advertisement router; and register to the network management system according to the generated static route. The network device implements an automatic discovery of a newly added IP device in an IPv6 network in the network management system, which improves network deployment efficiency. | 12-20-2012 |
20130070770 | METHOD, DEVICE, AND SYSTEM FOR FORWARDING PACKET - 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. | 03-21-2013 |
20130227170 | METHOD FOR ALLOCATING AN EXTERNAL NETWORK IP ADDRESS IN NAT TRAVERSAL, AND DEVICE AND SYSTEM - Embodiments of the present disclosure provide a method for allocating an external network IP address in NAT traversal, and a device and a system. The method includes: receiving a request message sent by a client and is for establishing a NAT mapping entry corresponding to a connection, where the request message includes a designated external network IP address, and the external network IP address is the same as an external network IP address in a NAT mapping entry corresponding to any connection already established by a same application; and when the NAT mapping entry is established according to the received request message, allocating, according to the designated external network IP address in the request message, an IP address which is the same as the designated external network IP address and used as an external network IP address of the NAT mapping entry to be established. | 08-29-2013 |
20130229922 | DS-Lite with BFD Support - 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. | 09-05-2013 |
20130232278 | IPv4 Data Center Support for IPv4 and IPv6 Visitors - 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. | 09-05-2013 |
20130272306 | METHOD, APPARATUS AND SYSTEM FOR IMPLEMENTING ROUTING AGGREGATION - 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. | 10-17-2013 |
20130301650 | Stateless NAT44 - 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. | 11-14-2013 |
20140245405 | METHOD FOR TRANSFERRING AUTHORIZATION INFORMATION, RELAY DEVICE, AND SERVER - 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. | 08-28-2014 |
20140289770 | Method, Device and System for Obtaining Multicast Address - 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. | 09-25-2014 |