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7590120 Enhanced multicast VLAN registration  
A method and apparatus utilized in layer 2 access switches of an Ethernet ring-based network to bridge multicast packets between a multicast VLAN and a selected VLAN coupled to a VLAN trunk port...
7590715 Method and system for automatic classification of applications and services by packet inspection  
The present invention facilitates identifying applications based on communicated packets between applications. Characteristics of communicated packets are used to identify the packet as being part...
7590116 Method for forwarding multicast message in network communication  
The invention relates to a method of forwarding multicast message in network communication. In the method: first, establish forwarding match condition at the ingress interface of the network device...
7586915 Technique for coupling entities via virtual ports  
A technique transfers data between geographically dispersed entities belonging to a virtual-local-area network (VLAN). According to the technique, geographically dispersed entities communicate via...
7586914 Apparatus and method for hardware creation of a DOCSIS header  
A media access controller (MAC) is configured with a DOCSIS Header creator circuit. The DOCSIS header creator circuit is configured with logic for receiving a data packet and determining whether...
7586916 Packet routing apparatus and method of efficiently routing packets among network equipment  
A routing apparatus includes a plurality of routing units and function units. The routing unit receives a packet from each port, and uses header information contained in the packet to judge whether...
7586910 Overhead reduction and address and protection in communication stack  
The invention reduces addressing overhead for communication using a layered communication protocol. An improvement of the invention maintains security for the addressing information.
7586895 Performing extended lookups on MAC-based tables including level 3 multicast group destination addresses  
A method, system, and computer program product are presented to optimize OSI Level 2 switch forwarding of frames comprising IP addresses, 802.1 QinQ VLAN identifiers, multi-protocol label switching...
7586951 Method, apparatus, and system for idle state definition for power management  
A predetermined network packet is utilized for power reduction in either or both of a transmitter and receiver when information is not needed. Upon detection of the predetermined network packet...
7586940 Forwarding packets in a gateway performing network address translation (NAT)  
A gateway device providing a search utility to determine both NAT information and forwarding information (“both pieces of information”) in a single search operation. The single search operation...
7586869 Method and apparatus for tracking costs associated with propagating a data packet  
Cost information is tracked for a data packet propagated through a node by receiving a data packet, creating a cost carrier descriptor and then forwarding the data packet to another node.
7583634 Systems and methods for packet based handoff in wireless communication systems  
Systems and methods for providing packet based handoff in wireless communication systems are provided.
7583673 Network processor for forwarding packets in an IP network  
A network processor, including: a programmable Application Specific Integrated Circuit (ASIC) module, with one or more main forwarding hardware pipelines for a main forwarding upon packet; a...
7583695 Hardware arrangement, terminal, and method for transferring audio signal in packet-switched communications network  
The invention relates to a protocol converter ( 14 ) and a method utilizing the converter, enabling a wireless connection ( 13 ) between a cellular network ( 11 ) and a terminal to apply a reduced...
7583665 Method and apparatus for forwarding packets  
An internetworking system operating over an ATM backbone. The physical internetworking devices within the system are shared to provide the internetworking functions while servicing two or more...
7584303 Lossless, stateful, real-time pattern matching with deterministic memory resources  
In one embodiment, the method for inspecting packets comprises broadcasting data units of packets to a plurality of finite state machine (FSM) comparison units, where each of the FSM comparison...
7583589 Computing repair path information  
An apparatus and method is described for computing repair path information around a failure component in a data communications network having a components nodes and links therebetween. Where,...
7584506 Method and apparatus for controlling packet transmission and generating packet billing data on wired and wireless network  
Inventive embodiments relate to a method and apparatus for packet transmission control and packet charge data generation on wired/wireless network, especially, the apparatus can control the packet...
7583681 Method and apparatus for establishing metazones across dissimilar networks  
A system and method for creating and enforcing meta-zones that cross the interface between different network protocols are disclosed. In one embodiment, a method of enforcing meta-zones comprises:...
7583596 Priority scheduling using per-priority memory structures  
A system schedules traffic flows on an output port using circular memory structures. The circular memory structures may include rate wheels that include a group of sequentially arranged slots. The...
7583668 Security system for network address translation systems  
A system and method are disclosed for providing perform network address translation of network layer addresses of packets exchanged between nodes on a local network and nodes outside the local...
7584260 Method to synchronize and upload an offloaded network stack connection with a network stack  
A host CPU runs a network protocol processing stack that provides instructions not only to process network messages but also to allocate processing of certain network messages to a specialized...
7583672 Techniques to support asymmetrical static/dynamic adjacency in routers  
A static neighbor configured network device is configured with a static neighbor feature including a static neighbor list of network devices. The static neighbor configured network device is in a...
7583658 Signal processing allocation using credit prediction  
Digital signal processing resource allocation using a credit prediction scheme is described. The digital signal processing allocation method may include predicting a digital signal processor (DSP)...
7583670 Method and system for managing network traffic based on matching criteria  
Methods and systems are provided for managing network traffic in a network device based on matching criteria. The method includes providing a plurality of objects associated with a packet of the...
7583616 Network unit for forwarding an ethernet packet  
An extractor extracts from the payload of the Layer 2 packet a destination Layer 3 address of the Layer 3 packet. A forwarding engine, for in response to the extraction, with the destination Layer...
7583674 Switch and method for supporting internet protocol (IP) network tunnels  
A switch and a method are described herein that are capable of supporting a “new” IP network tunnel even though the switch has an “old” application specific integrated circuit (ASIC) that...
7583671 Multi-modal auto complete function for a connection  
An apparatus, method, and system are directed to managing a multi-modal communication over a network. In one embodiment, the method, apparatus, and system employ an instant messaging client to...
7580409 System for and method of communicating control information between entities interconnected by backplane connections  
A system of and method for communicating control information between two or more entities over one or more backplane connections is described. The control information is stored in a layer of the...
7580349 Content-aware dynamic network resource allocation  
Network resources allocated for particular application traffic are aware of the characteristics of L4+ content to be transmitted. One embodiment of the invention realizes network resource...
7580408 Configurable packet processor  
A packet processing device has an on-board match engine memory. Actions to be taken on a packet can be looked up in the match engine memory using a key comprising a match engine index and a...
7580356 Method and system for dynamically capturing flow traffic data  
An exemplary embodiment provides for a method for recording network traffic data that can be used in a network device operably disposed in a network, wherein the network device comprises a...
7580410 Extensible protocol processing system  
The present invention relates to an extensible protocol processing system. The system of the invention is mounted between a host and a network, and is utilized to offload partial network protocol...
7580407 Method and apparatus for forwarding packet  
A packet forwarding apparatus has link aggregation capability and prevents the occurrence of flooding when forwarding a packet to a link of a trunk. The packet forwarding apparatus includes...
7580974 Systems and methods for content type classification  
A method for determining a type of content includes receiving a first packet, determining a state of classification for the first packet or for a session with which the first packet is associated,...
7577146 Network element modifying the DHCP lease timer  
A network element modifying the DHCP lease timer is described. According to one embodiment, an exemplary method includes maintaining, at a network element, DHCP lease time for one or more clients...
7577147 Transparent transmission method for administrative information of optical synchronous digital hierarchy devices of multi-vendors  
The invention discloses a transparent transmission method for administrative information of SDH devices manufactured by multi-vendors. First, idle overhead bytes of a frame structure of synchronous...
7577148 Apparatus and method for enabling Voice Over IP support for a network switch  
An apparatus and method for switching VOIP packets in a data network, wherein the method includes the steps of receiving a first packet in a network switch and determining if the first packet is a...
7577144 Dynamic network address translation system and method of transparent private network device  
The present invention provides a dynamic network address translation system and method of transparent private network device. With the NAT approach, the first device in a public network can be...
7577142 Derived VLAN mapping technique  
A method of operating a switch for frames in a computer network uses one or more indicia of frame type designation found in the received frame to derive a virtual local area network (derived VLAN)...
7577145 Packet communication method, communication system, communication apparatus, communication program and recording medium containing communication program  
To transmit a packet to be transmitted, a transmitting station specifies information indicating an expiration time for the packet. Upon receiving the packet, a receiving station analyzes the...
7577143 Decoupling functionality related to providing a transparent local area network segment service  
A transport LAN segment service is provided over a transport network. Responsibilities for configuring, provisioning and forwarding over a transport LAN segment are divided between layer 2 and 3...
7577119 Mobile network, and data communication method therefor  
A data communication method and apparatus for a mobile network. A destination foreign agent (FA 2 ) recognizes a MAC address of an MN. The FA 2 registers the MAC address of the MN in a handoff...
7577164 Network architecture and methods for transparent on-line cross-sessional encoding and transport of network communications data  
A computer implemented method and system for transferring data packets includes intercepting a stream of data packets at the connectionless network layer from a client or server, encoding and...
7573813 Method for configuring and routing data within a wireless multihop network and a wireless network for implementing the same  
A method routes packets in a wireless network which includes a control node and a multiplicity of individual nodes. The method includes: inserting a routing logical address into each packet which...
7573880 Set-associative memory architecture for routing tables  
A set-associative architecture (IPStash) restricts routing table prefixes to a limited number of lengths using a controlled, prefix-expansion technique. Since this inflates the routing tables,...
7573877 Terminal apparatus, data transmitting apparatus, data transmitting and receiving system, and data transmitting and receiving method  
A terminal apparatus transmits a data requesting packet requesting transmission of desired data and having information indicating capability of the terminal apparatus attached thereto to a data...
7573872 Selective forwarding of damaged packets  
The present invention facilitates the forwarding of damaged packets, when the packets are carrying a certain type of content such as streaming media or other time-sensitive information where data...
7573879 Method and apparatus for generating a header in a communication network  
Embodiments are generally direct to a method and apparatus for generating a header in a communication network. In one embodiment, receiving at a node on a first communication link a protocol data...
7573881 System, device, and method for receiver access control in a multicast communication system  
A system, device, and method for receiver access control in a multicast communication network uses a policy service to determine whether a subscriber device can be admitted to a multicast group....