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Patent # Description
US-7,616,936 Push-to-talk system with enhanced noise reduction
Methods and apparatus for reducing the effect of surrounding noise in a push-to-talk (PTT) system are disclosed. In one embodiment, a method includes obtaining a...
US-7,616,761 User interface with key timeout
An electronic device, such as a telephone, includes a key operable to be pressed into a depressed position, said key being associated with a function, and a...
US-7,616,651 System and method for communicating data packets
A method for communicating data packets is provided that includes receiving a data packet at a first processor. A packet handle and interface handle are attached...
US-7,616,650 Video flow control and non-standard capability exchange for an H.320 call leg
In one embodiment, a system includes first and second gateway devices operable to communicate with respective first and second video terminals in accordance with...
US-7,616,646 Intraserver tag-switched distributed packet processing for network access servers
An access server architecture, and methods for use of the architecture to increase the scalability of and balance processor load for a network access server...
US-7,616,643 Techniques for integrated routing of call circuit signaling and the internet protocol
Techniques for processing an IP packet at a router that supports SS7 signaling include receiving IP routing data that associates a network link and a destination...
US-7,616,640 Load balancing between service component instances
Service requests, which are used to properly process a network access request received from a client, are processed by routing the service requests between at...
US-7,616,637 Label switching in fibre channel networks
Methods and apparatus are provided for label switched routing in fibre channel networks. Techniques are provided for implementing label switching based on...
US-7,616,613 Internet protocol authentication in layer-3 multipoint tunneling for wireless access points
Enhanced tunnel communication mode creation, management and tuning in a network that includes wireless access points (APs) and user authentication. Tunnels can...
US-7,616,604 Identifying one or more access points in one or more channels to facilitate communication
Identifying one or more access points in one or more channels to facilitate communication includes identifying an access point in a channel in a first channel...
US-7,616,584 Minimizing single points of failure in paths with mixed protection schemes
Methods and apparatus for substantially minimizing single points of failure for circuit paths in networks with mixed protection schemes are disclosed. According...
US-7,616,578 Forwarding traffic flow information using an intelligent line card
Methods and apparatus are provided for monitoring traffic characteristics using intelligent line cards. Selected flows are configured for monitoring based on...
US-7,616,574 Dynamic retrieval of routing information for inter-AS TE-LSPs
A technique dynamically triggers an exchange of reachability information between a tail-end (remote) domain target node (e.g., a tail-end node) of a traffic...
US-7,616,555 Minimum variance location estimation in wireless networks
In one embodiment, a method includes receiving received signal strength data, computing an aggregate square error surface based on the received signal strength...
US-7,614,078 Threshold access based upon stored credentials
A method and apparatus for authorizing an access requester to access a data communication network is provided. A determination is made that a threshold access...
US-7,613,939 Method and apparatus for changing power class for a powered device
A method and apparatus for changing power class for a powered device are provided. During operation, a powered device, such as an IP telephone, receives power...
US-7,613,933 Inline power control
A physical layer for an inline power device of a network power system. The network power system includes inline power devices such as power source equipment and...
US-7,613,826 Methods and apparatus for providing multiple policies for a virtual private network
A system provides a request for a policy from a policy server, and receives the policy from the policy server. The policy indicates processing to be applied to a...
US-7,613,811 Selecting a communications protocol
According to one embodiment of the present invention, a method, a logic, and systems for selecting a communications protocol are disclosed. An initial request...
US-7,613,207 Securing telephony communications between remote and enterprise endpoints
A system for securing telephony communications between an enterprise telephony endpoint and a remote telephony endpoint includes an isolated packet-based...
US-7,613,200 Method and apparatus using a random indication to map items to paths and to recirculate or delay the sending of...
Methods and apparatus are disclosed using a random indication to map items to paths and to recirculate or delay the sending of a particular item when a...
US-7,613,196 Distributed network communication system which selectively provides data to different network destinations
A system and method for providing access and/or roaming features on a network system. The network system includes a plurality of wireless and/or wired access...
US-7,613,142 Method for a wireless station to determine network metrics prior to associating with an access point of a...
In a wireless station, a method includes, prior to the station being associated with a wireless network, wirelessly receiving L2 frames transmitted from one or...
US-7,613,134 Method and apparatus for storing tree data structures among and within multiple memory channels
Methods and apparatus are disclosed for storing tree data structures among and within multiple memory channels, which may be of particular use with, but not...
US-7,613,128 Node exclusion within a network
In one embodiment, a method involves selecting a connection, and attempting to establish a satisfactory link using that connection. If the link is not...
US-7,613,127 Verifying packets received over a physical link
A solution is provided wherein physical link parameters may be negotiated after a link is brought up by having the two devices involved in the link exchange...
US-7,613,126 Technique for providing dynamic modification of application specific policies in a feedback-based, adaptive...
A feedback-based adaptive network is described wherein at least a portion of the network elements report operating information relating to network conditions to...
US-7,613,118 Detecting change in a transport protocol window size without data transmission
A method detects a change in TCP receive window size while preventing fragmentation of data. A TCP stack receives a segment that advertises a receive window size...
US-7,613,110 Combining multilink and IP per-destination load balancing over a multilink bundle
Load balanced transport of best efforts traffic together with delay-bounded traffic over a multilink bundle combines fragmentation and fragment distribution for...
US-7,610,622 Supporting options in a communication session using a TCP cookie
A defender operable to support options in a communication session intercepts a connection request packet sent from a client to a server. The defender identifies...
US-7,610,485 System for providing secure multi-cast broadcasts over a network
A system for providing secure multi-cast broadcasts. The system includes a broadcasting processing system, a security server processing system, and at least one...
US-7,610,405 Router software upgrade employing redundant processors
Systems and methods for replacing software controlling active routers while minimizing impact on network operation are provided by virtue of one embodiment of...
US-7,610,387 Method and apparatus for providing sticky bindings using version vectors
In a network having a plurality of routers and also an application running at a plurality of replicas, a system for maintaining a client session between a client...
US-7,610,375 Intrusion detection in a data center environment
An intrusion detection system (IDS) is capable of identifying the source of traffic, filtering the traffic to classify it as either safe or suspect and then...
US-7,610,357 Predictively responding to SNMP commands
A method for predictively responding to network management data requests includes populating a memory with prefetched response data based on whether one or more...
US-7,610,280 Method and system for dynamically pre-positioning content in a network based detecting or predicting user presence
A method, system and apparatus are provided for dynamically pre-positioning content from servers located in a network, which may be a content distribution...
US-7,609,691 Method and system for automatically interconnecting IPv4 networks across an IPv6 network
A method and system for automatically interconnecting IPv4 networks across an IPv6 network are disclosed. The method includes receiving an IPv4 packet at an...
US-7,609,689 System and method for mapping an index into an IPv6 address
A system and method maps Virtual Local Area Network (VLAN) designations to Internet Protocol version 6 (IPv6) site identifiers (IDs), and embeds site IDs into...
US-7,609,672 Method and apparatus for automatic sub-division of areas that flood routing information
Techniques for sharing routing information over a network include determining whether the scale of a flooding domain exceeds a threshold. If so, then a router...
US-7,609,668 Distribution of packets to foreign agents using multicast protocols
A wireless communications system includes a mobile unit having a home network and a home agent in the home network. The system also includes foreign networks...
US-7,609,658 Method and system for identifying instability or a spanning tree protocol loop in a network
Methods and systems for identifying instability or a loop in a network. In one method, a first BPDU message is received at a switch indicating a topology change....
US-7,609,649 Methods and apparatus for improving network based virtualization performance
Embodiments of the invention support improvements in network performance in networks such as storage area networks. This is particularly important in networks...
US-7,609,646 Method and apparatus for eliminating false voice detection in voice band data service
A system in a Voice Over Internet Protocol (VOIP) network eliminates false voice detection in voice band data service (e.g., modem or facsimile transmission) by...
US-7,609,633 Bandwidth policer with compact data structure
A method for controlling data transmission includes setting a respective rate criterion for each of a plurality of interfaces of a network element. Upon...
US-7,609,620 Method and apparatus using multiprotocol label switching (MPLS) label distribution protocol (LDP) to establish...
A method and apparatus method for providing fast rerouting in a network is presented. The method and apparatus assign a first local label for a prefix, and...
US-7,609,619 Active-active data center using RHI, BGP, and IGP anycast for disaster recovery and load distribution
A distributed data center topology having at least a pair of active data centers that can recover from a disaster at one of the data centers and achieves load...
US-7,609,618 Dynamically controlling HSRP preemption dependent on stateful NAT convergence
The invention relates to a method for switchover from an active node to a standby node wherein when a standby network node restarts, designation of the standby...
US-7,609,617 BGP hitless upgrade approaches
A method is disclosed for upgrading network protocol software, comprising receiving a new version of Border Gateway Protocol (BGP) software on a standby route...
US-7,609,207 System and method for performing time difference of arrival location without requiring a common time base or...
A method for performing Time Difference Of Arrival (TDOA) that eliminates the need for a common time base or clock calibration and a system for implementing the...
US-7,607,877 Clinch for a circuit card ejector
A clinch suitable for an ejector of a line card is disclosed. The clinch includes a cylinder, which includes a shoulder flange, an extension portion and a...
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