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Switching A Message Which Includes An Address Header

Switching A Message Which Includes An Address Header patent applications listed include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

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Multiplex Communications


Pathfinding Or Routing > Switching A Message Which Includes An Address Header



Systems and methods for data migration
05/28/15 - 20150146717 - Systems and methods are provided for data migration. For example, a data packet of a first platform is acquired; the data packet is parsed to obtain one or more data structure fields of the data packet; the data structure fields of the data packet are matched with a predetermined first...

Method, apparatus and system for processing data packet
05/28/15 - 20150146718 - The disclosure provides a method, apparatus and system. The method includes: matching a data packet with match field information of a flow entry, the flow entry including the match field information and operation field information; wherein the operation field information includes an operation type and first bit field indication information...

Selective packet sequence acceleration in a network environment
05/28/15 - 20150146719 - A data flow is received at a network processor that includes a plurality of frames. A first set of frames in the plurality of frames are passed from the network processor to a general processor for processing by the general processor. A flow acceleration request is received at the network...

Method to achieve the use of an external metric as the primary tie-breaker in intermediate system to intermediate system (isis) route selections
05/21/15 - 20150139224 - A method, apparatus and computer program product for providing the use of an external metric as the primary tie-breaker in ISIS route selections is presented. A set of routes are identified that are to be advertised by the router as external routes within a network. The routes are advertised by...

Label stack identification for lawful interception of virtual private network traffic
05/14/15 - 20150131653 - Methods, apparatus, systems and articles of manufacture (e.g., physical storage media, such as storage devices and/or storage disks) to implement label stack identification for lawful interception of virtual private network traffic are disclosed. Example methods disclosed herein can include detecting a trigger that is to cause synchronization of label stack...

Method and system for routing packets
05/14/15 - 20150131654 - A system for routing packets that includes leaf network devices, spine network devices, and a border gateway protocol controller to perform a method for routing packets in a network. The method includes receiving packets at a leaf device and, using the destination IP address of the packet to determine to...

Method for scaling address lookups using synthetic addresses
05/07/15 - 20150124805 - Various examples of the present disclosure provide methods for unifying various types of end-point identifiers, such as IPv4 (e.g., Internet protocol version 4 represented by a VRF and an IPv4 address), IPv6 (e.g., Internet protocol version 6 represented by a VRF and an IPv6 address) and L2 (e.g., Layer-2 represented...

Hierarchical routing with table management across hardware modules
05/07/15 - 20150124806 - Systems, methods, and non-transitory computer-readable storage media for performing hierarchical routing are disclosed. The method includes identifying routes in a computer network and arranging those routes in two separate routing tables. The first routing table is stored on a first module and the second routing table is stored on a...

Packet conflict resolution
04/30/15 - 20150117445 - Some embodiments provide a method for a first managed forwarding element that implements a logical network. The method receives a packet from a second managed forwarding element. The first packet has an initial set of characteristics defining a first connection between a source machine connected to the second managed forwarding...

Cut-through forwarding module and a method of receiving and transmitting data frames in a cut-through forwarding mode
04/30/15 - 20150117446 - The disclosure relates to cut-through forwarding module, an integrated circuit, a semiconductor device and a method of receiving and transmitting data frames in a cut-through forwarding mode. The cut-through forwarding module processes received data frames in data blocks. The module comprises a pre-loading unit for storing a first data block...

Utilizing multiple mesh network gateways in a shared access network
04/23/15 - 20150110104 - A mesh network, operating as a virtual Ethernet switch, includes multiple nodes operating as Mesh Network Gateway Interfaces (mesh NGIs) enabled for communication with one or more shared access networks. Selectively coupling the multiple NGIs to the same shared access network provides redundancy and load balancing aimed at improving the...

Implementation of protocol in virtual link aggregate group
04/23/15 - 20150110105 - Switches in a virtual networking environment may be synchronized by providing virtual networking policies to multiple switches connected to a virtual machine. The multiple switches may form a virtual link aggregate group. Virtual networking policies corresponding to the virtual machine may be provided via packets sent to the multiple switches...

Communication system and communication control method
04/23/15 - 20150110106 - A communication system 1000 has a communication path configured by connecting a starting-point device to an end-point device so as to be capable of communicating via at least one relay-point device. The communication system 1000 includes; a communication path determined band acquiring part 1001 that, for each of sections between...

Packet forwarding system, control apparatus, packet forwarding method, and program
04/23/15 - 20150110107 - A packet forwarding system includes: a plurality of first relay apparatuses connected to one another; a plurality of second relay apparatuses that include a plurality of ports and that are connected to the plurality of first relay apparatuses; and a control apparatus that configures a plurality of trunks, each serving...

Noc interface protocol adaptive to varied host interface protocols
04/16/15 - 20150103822 - Systems and methods described herein are directed to solutions for Network on Chip (NoC) interconnects that support a variety of different component protocols each having different sets of data and/or metadata even after the NoC is designed and finalized. Example implementations include, automatically changing format of packets received from an...

Service processing method, device and system
04/16/15 - 20150103823 - The present invention provides a service processing method, device and system. The method includes: receiving a service packet, and searching, according to a service identity in the service packet, a service routing table corresponding to the service packet, where the service identity represents a service to be processed by the...

Redirecting network traffic based on content
04/09/15 - 20150098465 - A rule indicates that data having particular characteristics be automatically routed to a particular destination. When software on a switching device detects a new data stream, it is analyzed to determine whether it has characteristics specified by the rule. If it does, the packet is encapsulated with a special tag,...

System and method of cross-connection traffic routing
04/02/15 - 20150092772 - Methods and systems are disclosed for routing traffic between Virtual Routing and Forwarding (VRF) devices. In one aspect, a method for routing traffic includes receiving traffic from a routing device associated with a customer. A control portion of the traffic may include an imported route target. The method further includes,...

Transmission control apparatus and transmission control method
04/02/15 - 20150092773 - A transmission control apparatus includes: a communication unit communicating with each of communication apparatuses, which are included in a communication system in which communication is executed via one relay apparatus, via the relay apparatus; a determination unit determining, as a transmission apparatus transmitting content data indicating a content to be...

Method and communication system for selecting a transmission mode for transmitting payload data
04/02/15 - 20150092774 - A transmission mode selection for packet-oriented transmission of useful data between a first and a second communication device is provided, where lists of transmission modes for the communication devices are transmitted to a quality-of-service device. The quality-of-service device uses available transmission resources to select one or more transmission modes from...

Distributed connectivity verification protocol redundancy
03/26/15 - 20150085860 - In one embodiment, a connectivity verification protocol (CVP) session for a particular virtual interface (VI) may operate on a particular group of two or more line cards (LCs) on a network device. The group of LCs may then transmit CVP session packets, at a reduced rate that is sufficient to...

Mutable hash for network hash polarization
03/19/15 - 20150078375 - A system, method and a computer readable medium for reducing hash polarization in a network, are provided. A field in a packet is identified at a first device in a network that propagates the packet though the network. The field is immutable at the first device in a network but...

Packet sharing data transmission system and relay to lower latency
03/19/15 - 20150078376 - A system is provided for combining and transmitting data fragments for multiple customer port sent over a first packet-switched computer network to a trunk network and redistributed over a second packet-switched computer network, each customer port having a preselected bandwidth designation. The system provides a First-In First-Out (FIFO) register to...

Tracing message transmissions between communicating network devices
03/05/15 - 20150063350 - A packet of data and a packet-identification value are transmitted to a network device having an identifier. The stored packet-identification value and the identifier are recorded. The stored packet-identification value is then increased and the process repeats. To receive data, an expected identification value is stored in association with the...

Node apparatus, data relay method and computer-readable recording medium
02/19/15 - 20150049759 - A node apparatus includes a receiving unit receiving a data frame from one of adjacent nodes apparatuses; a storing unit storing an identification information management table in which frame identification information with which the data frame may be uniquely identified, and overlapped data identification information; a processor which performs a...

Communication apparatus, control apparatus, communication system, communication control method, communication terminal and program
02/12/15 - 20150043574 - A communication apparatus comprises: a packet processing unit that processes, based on a processing rule set by a control apparatus, a packet that matches the processing rule; a statistical value measurement unit that measures a statistical value with respect to packet processing executed based on the processing rule; and a...

Communication apparatus, communication method, communication system and program
02/05/15 - 20150036683 - A communication apparatus comprises: a plurality of storage units adapted to store a process corresponding to a packet; a first unit that refers to at least one of the plurality of storage units and searches for a process corresponding to an incoming packet; and a second unit that queries, from...

Method and apparatus for path selection
02/05/15 - 20150036684 - Systems and techniques are described for path selection. A packet can be transparently intercepted at an intermediary device. Next, the intermediary device may modify one or more bits in the header of the packet. The intermediary device can then forward the packet to the next hop device. In some network...

Method and apparatus for using entropy labels in segment routed networks
01/29/15 - 20150030020 - A method and apparatus for using entropy labels in segment routed networks. A top-most label of a label stack of a packet is examined. A NHLFE for the packet is determined. A determination is made as to whether or not an ELI is below the top-most label. An EL is...

Local port managing method and device, packet-oriented data network, digital storage media, and computer program product
01/29/15 - 20150030021 - A method for managing local ports in a packet-oriented data network is proposed, wherein packets are assigned to a selected local port, and assignment of a local port is controlled based on observation of transmission on the network. The invention also relates to a local port managing device, a packet-oriented...

Virtualized application acceleration infrastructure
01/22/15 - 20150023346 - In an example embodiment, a computer-implemented method is illustrated that includes receiving first data from a first local area network (LAN) prior to the first data being transmitted across a wide area network (WAN). Also received are second data from a second LAN prior to the second data being transmitted...

Method, system and apparatus for an openflow hybrid architecture network device
01/15/15 - 20150016449 - A method, system and apparatus for an OpenFlow hybrid architecture network device. In one embodiment, a hybrid approach is enabled by a network device that brackets an OpenFlow forwarding plane with conventional forwarding planes. Interfaces between the OpenFlow forwarding plane is provided via logical ports that pass packets along with...

Communication node, packet processing method and program
01/15/15 - 20150016450 - A communication node includes: one or more flow table(s) that stores a control information item(s) as set by a controller; and a packet processing unit that searches for a control information item, having a match condition matching a received packet, from the one or more flow table(s), and processes the...

Combined hardware/software forwarding mechanism and method
01/15/15 - 20150016451 - A forwarding system comprises a identification engine, a hardware forwarding engine configured to process an ingressing packet, a software forwarding engine configured to process the ingressing packet, and a selection engine. The selection engine is configured to select one of the hardware forwarding engine or the software forwarding engine to...

Method and device for setting priority of data transmission
01/08/15 - 20150009988 - A method and a device for setting priority of data transmission are provided. A terminal, which is set to transmit low priority data to a network, transmits a connection request to the network in order to transmit normal-priority data, and receives and stores priority information on data transmission from the...

Method and system for traffic engineered mpls ethernet switch
01/01/15 - 20150003448 - Embodiments of the disclosure are directed to implementing a router Media Access Control (MAC) Ethernet switch in a network. An embodiment receives, from a first Multiprotocol Label Switching (MPLS) router, at least one data packet with a router MAC address identifying a second MPLS router; automatically learns the router MAC...

Path maximum transmission unit learning
01/01/15 - 20150003449 - According to an example, in a TCP connection establishment process, a forwarding equipment modifies a value of an MSS option in a Syn message so that the value of the MSS option in the Syn message is eventually modified to be equal to the smallest MTU value of all forwarding...

Transporting serially over tcp/ip using raw tcp encapsulation
12/25/14 - 20140376547 - In one embodiment, a router establishes a serial-over-TCP/IP (Transmission Control Protocol/Internet Protocol) communication session between terminal units using raw-TCP encapsulation. For the session, the router maps serial characters to TCP out-of-band (OOB) communication fields, maps serial flow control signals to TCP/IP receiver-window advertisements, and dynamically adjusts a TCP/IP priority based...

Encapsulation enabled pcie virtualisation
12/25/14 - 20140376548 - There is herein described a method for transmitting data packets from a first device through a switch to a second device. The method is performed at an intercepting device intermediate the first device and the switch device. The method comprises receiving a first data packet from the first device, determining...

Enhanced flow entry table cache replacement in a software-defined networking switch
12/18/14 - 20140369348 - In a network switch of a software-defined network (SDN) architecture, a method for improving cache replacement (CR) efficiency implemented therein, the method comprising maintaining a flow table comprising a plurality of flow entries, computing a replacement index (RI) value for each of the plurality of flow entries resulting in a...

Dvpn large-scale networking and spoke
12/18/14 - 20140369349 - According to an example a Dynamic Virtual Private Network (D-VPN) large-scale networking method includes establishing, by a Spoke, a DVPN channel with a Hub; issuing, by the Spoke, subnet information about the Spoke to the Hub; and obtaining, by the Spoke, subnet information about the Hub and another Spoke as...

System and method for deterministic i/o with ethernet based industrial networks
12/18/14 - 20140369350 - A networking system is discussed. The system may be used for industrial networks, where deterministic behavior is often valued. Bounded message travel times may be achieved for a first set of network traffic. Additional traffic may be routed over the networking system without interfering with the message travel times associated...

Traffic forwarding
12/04/14 - 20140355601 - The present disclosure describes traffic forwarding in a network where a virtual local area network (VLAN) exists in multiple network sites that are geographically dispersed and connected via virtual links. A first edge device (ED) at a first site receives, from a second ED at a second site, information identifying...

Exchange of network state information between forwarding elements
11/27/14 - 20140348161 - Some embodiments provide a network control system that includes a network controller and a set of hosts on which a set of managed forwarding elements operate. The network controller computes forwarding state information and pushes the computed forwarding state information to a set of managed forwarding elements to define forwarding...

Overlay network capable of supporting storage area network (san) traffic
11/27/14 - 20140348162 - In one embodiment, a system includes a server having a hypervisor layer that includes an overlay-capable virtual switch and a Fibre Channel (FC) virtual switch; at least one processor configured to execute logic; and a converge network adapter (CNA) coupled to the hypervisor, the CNA being configured to communicate with...

Method and system for service switching using service tags
11/13/14 - 20140334485 - The disclosure herein describes a system, which provides service switching in a datacenter environment. The system can include a service switching gateway, which can identify a service tag associated with a received packet. During operation, the service switching gateway determines a source client, a requested service, or both for the...

Virtual data center bridging exchange (vdcbx) protocol
11/06/14 - 20140328340 - In one embodiment, a system includes processor; and logic integrated with and/or executable by the processor, the logic being adapted to: assign a VLAN type to each of a plurality of VLANs of an architecture; generate a VLAN list type-length-value (vTLV) message; and transmit information to resources based at least...

Communication path selection
11/06/14 - 20140328341 - In an example embodiment, a method for selecting a communication path is provided. The method may comprise receiving data encapsulated in a transport protocol. In addition, a classification type and exit path information associated with the classification type may be received. The data is associated with the classification type and...

Efficient call routing based upon network conditions
10/30/14 - 20140321461 - A method and apparatus for routing a telecommunication connection request on an internal telecommunication network are provided herein. In some embodiments, the method may receive a request to establish a telecommunication connection, determine a route to an external telecommunication network to facilitate the establishment of the telecommunication connection based on...

Scalable and efficient flow-aware packet distribution
10/30/14 - 20140321462 - Techniques for efficiently distributing data packets in a network device are provided. In one embodiment, the network device can store a plurality of virtual IP addresses and a plurality of real server IP addresses in an SRAM-based table. The network device can then perform a lookup into the SRAM-based table...

Packet data extraction device, control method for packet data extraction device, control program, and computer-readable recording medium
10/23/14 - 20140314077 - A packet data extraction device (10) of the present invention includes: a procedure name checking section (12) for checking a procedure name of a message, which procedure name is contained in a payload of an object packet (p); and a data obtaining section (13) for obtaining target data from a...

Devices for transmitting digital video and data over the same wires
10/16/14 - 20140307732 - A transceiver and a corresponding wired communication link. The transceiver is coupled to at least one conductive wire, receives a first packet-based transmission comprising lossless high definition digital video multiplexed with first data, and transmits a second transmission comprising second data. The second transmission is transmitted over at least one...

Network device mobility
10/09/14 - 20140301387 - According to one example embodiment, an EID-NOTIFY packet is defined for use with the Location/Identifier Separation Protocol (LISP). A first-hop network element may send EID-NOTIFY responsive to decoding a data packet from a previously undetected host on its subnetwork. A site network element may receive EID-NOTIFY, and send a MAP-REGISTER...

Systems and methods to cache packet steering decisions for a cluster of load balancers
10/09/14 - 20140301388 - The present disclosure is directed towards methods and systems for caching packet steering sessions for steering data packets between intermediary devices of a cluster of intermediary devices intermediary to a client and a plurality of servers. A first intermediary device receives a first data packet and determines, from a hash...

Method and node for employing network connections over a connectionless transport layer protocol
10/09/14 - 20140301389 - A method of establishing a network connection between two nodes of a communication network via a connectionless transport layer communication protocol is presented. In the method, a plurality of data packets is exchanged between a first node and a second node. Each of the data packets comprises a header and...

Flexible routing tables for a high-radix router
10/09/14 - 20140301390 - A system and method for routing in a high-radix network. A packet is received and examined to determine if the packet can be routed adaptively. If the packet can be routed adaptively, the packet is routed adaptively, wherein routing adaptively includes selecting a column, computing a column mask, routing the...

Method and system for negotiation of media between communication devices for multiplexing multiple media types
10/02/14 - 20140294000 - A method of negotiation of media between a source communication device and a destination communication device for multiplexing multiple media types on an IP transport address comprises the source communication device generating an offer message comprising an extension to the ICE protocol according to RFC 5245 to specify the IP...

Method of transporting data with embedded clock
10/02/14 - 20140294001 - A method for transporting data with embedded information is provided. The method is adapted to a data transmission interface for coding an original data and then transporting thereof, including: packing the original data, wherein every N bits form a packet, and N is an integer of at least 4; analyzing...

Method and apparatus for selecting between multiple equal cost paths
09/25/14 - 20140286334 - Each equal cost path is assigned a path ID created by concatenating an ordered set of link IDs which form the path through the network. The link IDs are created from the node IDs on either set of the link. The link IDs are sorted from lowest to highest to...

Systems and methods to explicitly realign packets
09/18/14 - 20140269689 - Methods and systems to explicitly realign packets are described. The system includes a first communications device that receives a first stream of bytes comprising a first packet and generates realignment information for the first packet based on an alignment restriction. The first communications device further transmits a second stream of...

Network element with distributed flow tables
09/18/14 - 20140269690 - A network element is configured to store a plurality of flow table entries each having first and second portions, wherein the first portion can be read only and the second portion can be read and modified. The network element includes a first memory configured to store the first portion of...

Distributed path selection in hybrid networks
09/18/14 - 20140269691 - A hybrid device may select a next hop for a packet stream based upon a path selection. The path selection includes calculating end-to-end path capacity for candidate paths to a destination device. End-to-end path capacity is calculated based upon contention groups of particular links in at least one of the...

Directed route load/store packets for distributed switch initialization
09/18/14 - 20140269692 - Techniques for transmitting a packet from a source switch module to a destination switch module. Embodiments retrieve path information specifying a route to the destination switch module. A packet is created that includes (i) at least a portion of the path information and (ii) a set of load/store operations to...

Directed route load/store packets for distributed switch initialization
09/18/14 - 20140269693 - Techniques for transmitting a packet from a source switch module to a destination switch module. Embodiments receive, at a first port of a first switch module, a packet that includes (i) path information specifying a route to the destination switch module and (ii) a set of load/store operations to be...

Directed route load/store packets for distributed switch initialization
09/18/14 - 20140269694 - Techniques for transmitting a packet from a source switch module to a destination switch module. Embodiments receive, at a first port of a first switch module, a packet that includes (i) path information specifying a route to the destination switch module, (ii) a set of load/store operations to be executed...

System for conversational link aggregation resolution in a network switch
09/18/14 - 20140269695 - Some implementations provide a method that includes: (i) receiving a list of logic link aggregations (LAGs) within a computer network, the list identifying a single physical egress port associated with each LAG; (ii) receiving a data unit; (iii) identifying that the data unit is addressed to a remote LAG included...

Route setting apparatus, relay apparatus, route setting method, route evaluation method, and network system
09/18/14 - 20140269696 - A route setting apparatus having a processor and a memory which stores an instruction to cause the processor to generate a layer label in which a first signal type for transmission of a main signal is described on a layer-by-layer basis, to store, on a layer-by-layer basis, a score correspondingly...

Internet protocol call signal interrupter for selective blocking of internet voice calls
09/18/14 - 20140269697 - An accessory or device for use with a computer. Computers can hold video and audio conferences over the internet. by the well-known Voice Over Internet Protocol, VOIP, standards defined by the ITU and IETF. An internet protocol interrupter accessory or device is disclosed and comprises: a) a filter which: i)...

Label distribution protocol over segment routing
09/18/14 - 20140269698 - A method and apparatus for forwarding packets through a network domain that contains nodes that are label distribution protocol (LDP) enabled and nodes that are segment routing (SR) enabled. In one embodiment, the method may include a network node receiving a packet with a label attached thereto. The node swaps...

Seamless segment routing
09/18/14 - 20140269699 - In one embodiment, a packet and a segment ID stack is received at a node. The segment ID stack includes a plurality of segment IDs, one or which is a first area-segment ID that identifies a first area of a subdivided network. One of a plurality of forwarding tables at...

Path computation element protocol support for large-scale concurrent path computation
09/04/14 - 20140247827 - A system for a global concurrent path computation in a communication network is disclosed. The system includes a path computation element communication protocol, wherein the protocol includes an indicator field indicating the global concurrent path computation, a global objective function field providing an overarching objective function, a global constraint field...

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