| Patent Number |
Title Of Patent |
Date Issued |
| 7610330 |
Multi-dimensional computation distribution in a packet processing device having multiple process |
October 27, 2009 |
| Flow-aware task distribution in network devices having multiple processor architectures. In one embodiment, the present invention can be used for high bandwidth network processing in an application and flow aware Quality of Service (QoS) network device. In some implementations, the p |
| 7599283 |
Network traffic synchronization and data compression in redundant network topologies |
October 6, 2009 |
| Synchronization of network traffic compression mechanisms deployed in redundant network topologies. In one implementation, the present invention features the synchronization of compression statistics on redundant network devices to facilitate failover and load sharing operations in t |
| 7580369 |
System and method for dynamically identifying internal hosts in a heterogeneous computing enviro |
August 25, 2009 |
| A system and method for dynamically identifying internal hosts in a heterogeneous computing environment with multiple subnetworks is disclosed. A plurality of packets are analyzed. Each such packet includes a source address of an originating host and a destination address of a receiv |
| 7580356 |
Method and system for dynamically capturing flow traffic data |
August 25, 2009 |
| 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 measurement data structure including at least one entry and a corresponding measurement key and |
| 7554983 |
Probing hosts against network application profiles to facilitate classification of network traff |
June 30, 2009 |
| Methods, apparatuses and systems directed to a network traffic classification mechanism that probes hosts against one or more network application profiles to facilitate identification of network applications corresponding to data flows traversing a network. |
| 7551623 |
Modulation of partition parameters achieving delay-based QoS mechanism |
June 23, 2009 |
| Methods, apparatuses and systems directed to an adaptive partitioning mechanism responsive to observed latency conditions in a communications network. Embodiments of the present invention can be configured to adapt to changing network conditions and ensure that selected network appli |
| 7545752 |
Application service level mediation and method of using the same |
June 9, 2009 |
| A method and apparatus for using an application layer demarcation point are described. In one embodiment, the method comprises monitoring end-to-end performance of a network application at an application demarcation point in a network, and mediating between provider infrastructure an |
| 7545748 |
Classification and management of network traffic based on attributes orthogonal to explicit pack |
June 9, 2009 |
| Classification of network traffic based on conditions orthogonal to explicit attributes of packets in network traffic. In one implementation, classification of network traffic based on the behavior of one or more nodes associated with the network traffic. In one implementation, a mec |
| 7543052 |
Automatic network traffic discovery and classification mechanism including dynamic discovery thr |
June 2, 2009 |
| Methods, apparatuses and systems directed to an automatic network traffic discovery and classification mechanism that includes dynamically adjusted traffic discovery thresholds. In one implementation, the dynamic discovery thresholds are adjusted based on analysis of one or more oper |
| 7500014 |
Network link state mirroring |
March 3, 2009 |
| Methods, apparatuses and systems allowing for network link state mirroring in intermediate network devices. A variety of intermediate network devices disposed between two network devices are operationally transparent to the two network devices. For example, a bandwidth management dev |
| 7496661 |
Adaptive, application-aware selection of differentiated network services |
February 24, 2009 |
| Methods, apparatuses and systems that dynamically adjust the selection of differentiated network services for selected classes of traffic in response to changing network conditions or application performance levels. In one implementation, the present invention allows for a differenti |
| 7480711 |
System and method for efficiently forwarding client requests in a TCP/IP computing environment |
January 20, 2009 |
| A system and method for efficiently forwarding client requests from a proxy server in a TCP/IP computing environment is described. A plurality of transient requests are received from individual sending clients into a request queue. Each request is commonly addressed to an origin server. |
| 7457870 |
Methods, apparatuses and systems facilitating classification of web services network traffic |
November 25, 2008 |
| Methods, apparatuses and systems that facilitate the classification of web services network traffic. In one implementation, the present invention provides an automated mechanism that facilitates synchronization of a web services traffic classification database with the current or latest |
| 7453804 |
Aggregate network resource utilization control scheme |
November 18, 2008 |
| Methods, apparatuses and systems directed to an aggregate bandwidth utilization control scheme including fair share bandwidth allocation and dynamic allocation of bandwidth in response to detected traffic utilization. In one implementation, the present invention includes a weighted, |
| 7443321 |
Compression of stream data using a hierarchically-indexed database |
October 28, 2008 |
| The present invention, in particular embodiments, is directed to methods, apparatuses and systems that provide an efficient compression technique for data streams transmitted to storage devices or over networks to remote hosts. Local storage as well as network transmission of streams is |
| 7433943 |
Volume-based network management scheme |
October 7, 2008 |
| Methods, apparatuses and systems allowing for deployment of volume-based network policies across a computer network. In one embodiment, the present invention monitors network utilization of a plurality of users and detects the occurrence of network utilization milestones or other eve |
| 7433304 |
Classification data structure enabling multi-dimensional network traffic classification and cont |
October 7, 2008 |
| Methods, apparatuses and systems facilitating hierarchical network traffic classification and resource allocation schemes. In one embodiment, the present invention provides traffic classification data structure facilitating creation and configuration of multi-dimensional, hierarchica |
| 7426181 |
Slow-start adaptive mechanisms to improve efficiency of bandwidth allocation |
September 16, 2008 |
| Methods, apparatuses and systems directed to improving the efficiency of bandwidth allocation schemes by adapting to slow-start mechanisms associated with network communications protocols, such as the TCP/IP protocol suite. In one implementation, the present invention scales down the |
| 7420992 |
Adaptive network traffic compression mechanism including dynamic selection of compression algori |
September 2, 2008 |
| An adaptive compression mechanism that dynamically selects compression algorithms applied to network application traffic to improve performance. One implementation includes an arbitration scheme that reduces the impact on computing resources required to analyze different compression |
| 7406522 |
Dynamic partitioning of network resources |
July 29, 2008 |
| Methods and apparatuses allowing for dynamic partitioning of a network resource among a plurality of users. In one embodiment, the invention involves recognizing new users of a network resource; creating user partitions on demand for new users, wherein the user partition is operable |
| 7385924 |
Enhanced flow data records including traffic type data |
June 10, 2008 |
| Methods, apparatuses and systems directed to a flow-based, traffic-classification-aware data collection and reporting system that combine flow-based data collection technologies with enhanced traffic classification functionality to allow for analysis and reporting into aspects of net |
| 7376080 |
Packet load shedding |
May 20, 2008 |
| Methods, apparatuses and systems directed to enhanced packet load shedding mechanisms implemented in various network devices. In one implementation, the present invention enables a selective load shedding mechanism that intelligently discards packets to allow or facilitate management acc |
| 7366101 |
Network traffic synchronization mechanism |
April 29, 2008 |
| Methods, apparatuses and systems directed to a network traffic synchronization mechanism facilitating the deployment of network devices in redundant network topologies. In certain embodiments, when a first network device directly receives network traffic, it copies the network traffi |
| 7359984 |
Management of network quality of service |
April 15, 2008 |
| In one embodiment, a router is deployed on a local area network (LAN) in addition to any routers deployed on a wide area network (WAN) coupled with the LAN having the router. A service management device is coupled between the two routers. The service management device provides manage |
| 7359974 |
System and method for dynamically controlling aggregate and individual packet flow characteristi |
April 15, 2008 |
| A system and method for dynamically controlling aggregate and individual packet flow characteristics within a compressed logical data tunnel. A logical data tunnel is formed and includes one or more packet flows. Each packet flow includes individual packets having a shared destination |
| 7359395 |
Pre-fetch communication systems and methods |
April 15, 2008 |
| The present invention relates to telecommunications devices, systems and methods for providing improved performance over long latency communications links. Some embodiments selectively pre-fetch and transmit information over the link using improved protocol and pre-fetch mechanisms. |
| 7343398 |
Methods, apparatuses and systems for transparently intermediating network traffic over connectio |
March 11, 2008 |
| Methods, apparatuses and systems allowing for the transparent intermediation of network traffic over connection-based authentication protocols. In one embodiment, the present invention allows a proxy to be placed into an NTLM or HTLMv2 environment and have it transparently ensure tha |
| 7324553 |
Dynamic bandwidth management responsive to access link state in redundant network topologies |
January 29, 2008 |
| Methods, apparatuses and systems allowing for dynamic bandwidth management schemes responsive to the state of a plurality of access links in redundant network topologies. In one embodiment, the present invention provides a bandwidth management device that periodically queries routing |
| 7324447 |
Methods, apparatuses and systems facilitating concurrent classification and control of tunneled |
January 29, 2008 |
| Methods, apparatuses and systems facilitating the concurrent classification and control of tunneled and non-tunneled data flows in a packet-based computer network environment. As discussed in more detail below, embodiments of the present invention allow for the "intra-tunnel" classif |
| 7296288 |
Methods, apparatuses, and systems allowing for bandwidth management schemes responsive to utiliz |
November 13, 2007 |
| Methods, apparatuses and systems allowing for bandwidth management schemes responsive to utilization characteristics associated with individual users. In one embodiment, the present invention allows network administrators to penalize users who carry out specific questionable or suspi |
| 7292531 |
Methods, apparatuses and systems facilitating analysis of the performance of network traffic cla |
November 6, 2007 |
| Methods apparatuses and systems allowing for an examination of the runtime performance and efficiency of traffic classification configuration associated with bandwidth management and other network devices including network traffic classification functionality. Embodiments of the present |
| 7283468 |
Method and system for controlling network traffic within the same connection with different pack |
October 16, 2007 |
| A method and system for controlling network traffic with different tags within the same connection by applying policies for each tag are disclosed. A method is disclosed in which incoming traffic is received. A traffic class is assigned to the incoming traffic. A policy is assigned t |
| 7236459 |
Method and apparatus for controlling data transmission volume using explicit rate control and qu |
June 26, 2007 |
| Packet flow rate control techniques are enhanced by the interactive and early invocation of packet queuing to control short flows of packets and to eliminate undershoot and overshoot of a targeted flow rate. Packet queuing involves the scheduled release of packets in accordance with flow |
| 7203169 |
Interface facilitating configuration of network resource utilization |
April 10, 2007 |
| Methods, apparatuses and systems facilitating the configuration of parameters controlling utilization of a network resource. In one embodiment, the present invention allows a network administrator to quickly and easily configure effective bandwidth utilization controls and observe th |
| 7171045 |
System and method for determining a natural color depth of a digital image |
January 30, 2007 |
| A system and method for determining a natural color depth of a digital image is described. Color distances between each pair of colors in a color palette stored for a digital color image are determined. A closest neighboring color for each color in the color palette separated by a su |
| 7155502 |
Methods, apparatuses and systems facilitating distribution of updated traffic identification fun |
December 26, 2006 |
| Methods, apparatuses and systems facilitating the distribution of updated traffic identification functionality to bandwidth management devices. The present invention, in one embodiment, allows for automatic updates to the traffic identification functionality implemented by bandwidth mana |
| 7154416 |
Adaptive control of codebook regeneration in data compression mechanisms |
December 26, 2006 |
| Adaptive control of codebook regeneration in data compression mechanisms. In one implementation, the present invention provides a means controlling the frequency of codebook updates based on expected performance gains resulting from codebook regeneration. The present invention, in one |
| 7054902 |
Multicast delivery systems and methods |
May 30, 2006 |
| The present invention is directed to systems and methods for efficient and effective multicast delivery over hub and spoke networks, including satellite-based hub and spoke networks. In one embodiment, a method of establishing a multicast connection with a plurality of receiving stat |
| 7035474 |
System and method for recompressing a digital image using requantization |
April 25, 2006 |
| A system and method for recompressing a JPEG image using requantization is described. DCT transform coefficients for a compressed JPEG image are statistically analyzed to generate a stored numeric error representation. Local minimizers are determined from the stored numeric error rep |
| 7032072 |
Method and apparatus for fast lookup of related classification entities in a tree-ordered classi |
April 18, 2006 |
| A method and apparatus for performing classification in a hierarchical classification system performing caching are described. In one embodiment, the method comprises walking a classification tree in the hierarchical classification system to determine whether an incoming flow matches |
| 7013342 |
Dynamic tunnel probing in a communications network |
March 14, 2006 |
| Methods, apparatuses and systems allowing for dynamic detection of network devices, located along communications paths associated with a computer network, that include compatible transformation tunneling capabilities. In one embodiment, a tunnel probing device, having transformation |
| 7012900 |
Method for measuring network delay using gap time |
March 14, 2006 |
| Methods, apparatuses and systems directed to measuring delay attributable to a network. The network delay is computed, in one implementation by determining a round-trip time for a network connection based on the arrival times of selected packets transmitted by first and second endpoi |
| 7003572 |
System and method for efficiently forwarding client requests from a proxy server in a TCP/IP com |
February 21, 2006 |
| A system and method for efficiently forwarding client requests from a proxy server in a TCP/IP computing environment is described. A plurality of transient requests are received from individual sending clients into a request queue. Each request is commonly addressed to an origin server. |
| 6970432 |
System and method for dynamically identifying internal hosts in a heterogeneous computing enviro |
November 29, 2005 |
| A system and method for dynamically identifying internal hosts in a heterogeneous computing environment with multiple subnetworks is disclosed. A plurality of packets are analyzed. Each such packet includes a source address of an originating host and a destination address of a receiv |
| 6934745 |
Methods, apparatuses and systems enabling a network services provider to deliver application per |
August 23, 2005 |
| Methods, apparatuses and systems enabling a network services provider to deliver application performance management services to its enterprise customers. The invention allows network service providers to extend their service model beyond connectivity-oriented MNS services to more pro |
| 6934255 |
Internet over satellite apparatus |
August 23, 2005 |
| According to the present invention a telecommunications apparatus for providing transport of packetized information over large distances. The apparatus provides a bi-directional flow of information from a first satellite gateway using a connection over a satellite network to a second |
| 6928052 |
Method for explicit data rate control in a packet communication environment without data rate su |
August 9, 2005 |
| A method for explicit data rate control is introduced into a packet communication environment (10) which does not have data rate supervision by adding latency to the acknowledgment (ACK) packet and by adjusting the size of the flow control window associated with the packet in order to |
| 6850650 |
System and method for recompressing a jpeg image using requantization |
February 1, 2005 |
| A system and method for recompressing a JPEG image using requantization is described. DCT transform coefficients for a compressed JPEG image are statistically analyzed to generate a stored numeric error representation. Local minimizers are determined from the stored numeric error rep |
| 6741563 |
Method for explicit data rate control in a packet communication environment without data rate su |
May 25, 2004 |
| A method for explicit data rate control is introduced into a packet communication environment (10) which does not have data rate supervision by adding latency to the acknowledgment (ACK) packet and by adjusting the size of the flow control window associated with the packet in order to |
| 6591299 |
Method for automatically classifying traffic with enhanced hierarchy in a packet communications |
July 8, 2003 |
| In packet communication, a method for automatically classifying packet flows for use in allocating bandwidth resources and the like by a rule of assignment of a service level. By rendering discoverable the attributes of a flow specification for packet flows, a finer grained hierarchy of |
