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Class Information
Number: 370/248
Name: Multiplex communications > Diagnostic testing (other than synchronization) > Path check
Description: Subject matter wherein a link through a multiplex system or a connection established through a multiplex switching network is monitored for circuit continuity.

Patents under this class:

Patent Number Title Of Patent Date Issued
7907537 System and method for electronically identifying connections of a cross-connect system Mar. 15, 2011
7907533 Methods, systems, and computer program products for performing IP link proving using heartbeat messages Mar. 15, 2011
7904390 Management system and management method for charging object apparatus, management apparatus and charging object apparatus Mar. 8, 2011
7903669 Enforced routing in switched network for FRU verification Mar. 8, 2011
7899890 Managed node initial operational state Mar. 1, 2011
7899326 System for utilizing wavelength reachability and wavelength occupation status information to describe cross-connection capabilities in optical networks Mar. 1, 2011
7899055 Method for route optimization with dual mobile IPv4 node in IPv6-only network Mar. 1, 2011
7898970 Method for end to end route control Mar. 1, 2011
7898969 Performance measurement in a packet transmission network Mar. 1, 2011
7898968 Systems and methods for selecting efficient connection paths between computing devices Mar. 1, 2011
7898967 Multiple upstream channel descriptor messages pointing to single upstream channel ID for more efficient operation of a DOCSIS system Mar. 1, 2011
7898944 Smart mechanism for multi-client bidirectional optical channel protection scheme Mar. 1, 2011
7894353 Method, apparatus, and system for diagnosing route in network based on diameter protocol Feb. 22, 2011
7894352 Detecting data plane liveliness of a label-switched path Feb. 22, 2011
7890815 Detection and correction of dropped write errors in a data storage system Feb. 15, 2011
7885262 Method and an apparatus for resource admission control process Feb. 8, 2011
7885194 Systems and methods for interfacing with network information collection devices Feb. 8, 2011
7881212 Method for determining a route distance value Feb. 1, 2011
7881211 Limited perimeter vector matching fault localization protocol for survivable all-optical networks Feb. 1, 2011
7881210 Method and apparatus for identifying label distribution protocol flapping events Feb. 1, 2011
7876691 Testing method for network device Jan. 25, 2011
7870247 Node discovery involving multiple node enumerators Jan. 11, 2011
7869809 Radio resource measurement and estimation Jan. 11, 2011
7869438 Pre-authentication across an 802.11 layer-3 IP network Jan. 11, 2011
7869433 Home network connection management system using UPnP and VLAN multicast Jan. 11, 2011
7869376 Communicating an operational state of a transport service Jan. 11, 2011
7869349 Method and system for deducing network routes by querying routers Jan. 11, 2011
7864690 System and method for rerouting circuits on SONET and SDH rings without disrupting service Jan. 4, 2011
7864689 Method and system for automatic media dependent interface reconfiguration and repair Jan. 4, 2011
7860982 Internet connectivity verification Dec. 28, 2010
7860087 Distinguishing between protocol packets in a wireless communication system Dec. 28, 2010
7855975 Response time estimation for intermittently-available nodes Dec. 21, 2010
7855969 Selective test point for high speed SERDES cores in semiconductor design Dec. 21, 2010
7852778 Verification of network paths using two or more connectivity protocols Dec. 14, 2010
7852207 Method for establishing power line communication link Dec. 14, 2010
7848246 Method and system for confirming connection of layer-1 label switched path(L1-LSP) in GMPLS-based network Dec. 7, 2010
7843842 Method and system for initiating a remote trace route Nov. 30, 2010
7843841 Method and apparatus for providing automatic crankback for emergency calls Nov. 30, 2010
7843811 Method of solving a split-brain condition Nov. 30, 2010
7839789 System and method for multi-layer network analysis and design Nov. 23, 2010
7839788 Systems and methods for load balancing storage system requests in a multi-path environment based on transfer speed of the multiple paths Nov. 23, 2010
7835316 Method for mobile network operational state indication Nov. 16, 2010
7835293 Quality of service testing of communications networks Nov. 16, 2010
7835292 Method and system for secure automatic media dependent interface reconfiguration and repair Nov. 16, 2010
7835265 High availability Ethernet backplane architecture Nov. 16, 2010
7830808 Path status monitoring method and device Nov. 9, 2010
7826453 Set top box address detection system and method thereof Nov. 2, 2010
7826348 Multicast fast reroute Nov. 2, 2010
7821966 Method and apparatus for network topology discovery using closure approach Oct. 26, 2010
7821951 Communicating risk information within a multi-domain network Oct. 26, 2010

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