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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 |
| 7619982 |
Active probe path management |
Nov. 17, 2009 |
| 7616581 |
Path setup unit, path setup system and path setup method therefor |
Nov. 10, 2009 |
| 7616575 |
System and method for link quality routing using a weighted cumulative expected transmission time metric |
Nov. 10, 2009 |
| 7616577 |
Method and system for connection verification |
Nov. 10, 2009 |
| 7616579 |
Voice over IP analysis system and method |
Nov. 10, 2009 |
| 7613125 |
Method and apparatus for temporal alignment of multiple parallel data streams |
Nov. 3, 2009 |
| 7613124 |
Method and apparatus for documenting network paths |
Nov. 3, 2009 |
| 7609643 |
Transfer of error-analysis and statistical data after retry in a fibre channel input/output system |
Oct. 27, 2009 |
| 7609705 |
Determination of a plurality of paths before selection of one path of the plurality of paths for transmission of one or more packets |
Oct. 27, 2009 |
| 7606165 |
What-if analysis for network diagnostics |
Oct. 20, 2009 |
| 7606237 |
Sharing restoration path bandwidth in mesh networks |
Oct. 20, 2009 |
| 7607093 |
Displaying network segment decode information in diagrammatic form |
Oct. 20, 2009 |
| 7603588 |
Two-stage detection of trace identifier mismatches |
Oct. 13, 2009 |
| 7602732 |
End-to-end connection packet loss detection algorithm using power level deviation |
Oct. 13, 2009 |
| 7602728 |
Method and apparatus for determination of network topology |
Oct. 13, 2009 |
| 7599301 |
Communications network tap with heartbeat monitor |
Oct. 6, 2009 |
| 7599302 |
Dynamic enforcement of MPLS-TE inter-domain policy and QoS |
Oct. 6, 2009 |
| 7599303 |
System and methods for sending trace messages |
Oct. 6, 2009 |
| 7596097 |
Methods and apparatus to prevent network mapping |
Sep. 29, 2009 |
| 7596096 |
Method and apparatus for providing trace route and timing information for media streams |
Sep. 29, 2009 |
| 7595644 |
Power-over-ethernet isolation loss detector |
Sep. 29, 2009 |
| 7595736 |
Network status indicating circuit |
Sep. 29, 2009 |
| 7590222 |
Techniques and apparatus for one way transmission delay measurement for IP phone connections |
Sep. 15, 2009 |
| 7590503 |
Method and system for rerouteable cyclic redundancy check sum (CRC) for different sources |
Sep. 15, 2009 |
| 7583605 |
Method and system of evaluating survivability of ATM switches over SONET networks |
Sep. 1, 2009 |
| 7573825 |
Methods, apparatus and computer program products for testing a voice over Internet protocol communication system |
Aug. 11, 2009 |
| 7570597 |
Discovery process in a vehicle network |
Aug. 4, 2009 |
| 7564795 |
Obtaining per-port location information for wired LAN switches |
Jul. 21, 2009 |
| 7564781 |
Determining throughput between hosts |
Jul. 21, 2009 |
| 7564796 |
Method and system for managing a network slowdown |
Jul. 21, 2009 |
| 7561980 |
Transmission medium testing apparatus and method |
Jul. 14, 2009 |
| 7561534 |
Methods of network routing having improved resistance to faults affecting groups of links subject to common risks |
Jul. 14, 2009 |
| 7561532 |
Method and device for designing a data network |
Jul. 14, 2009 |
| 7558276 |
System and method for retrieving computed paths from a path computation element using a path key |
Jul. 7, 2009 |
| 7555680 |
Distributed control apparatus |
Jun. 30, 2009 |
| 7554996 |
Controlled distribution of inter-area routing information |
Jun. 30, 2009 |
| 7554925 |
Method and system for creating a quality of service message |
Jun. 30, 2009 |
| 7554923 |
Tandem connection activation/deactivation |
Jun. 30, 2009 |
| 7554926 |
Remote test unit |
Jun. 30, 2009 |
| 7545737 |
Method for automatically managing a virtual output queuing system |
Jun. 9, 2009 |
| 7545749 |
High-accuracy packet pair for network bottleneck bandwidth measurement |
Jun. 9, 2009 |
| 7539148 |
Circuit integrity in a packet-switched network |
May. 26, 2009 |
| 7535995 |
System and method for volume indication during a communication session |
May. 19, 2009 |
| 7536479 |
Local and remote network based management of an operating system-independent processor |
May. 19, 2009 |
| 7523353 |
Method for detecting hang or dead lock conditions |
Apr. 21, 2009 |
| 7522618 |
Communication apparatus, communication system and communication method |
Apr. 21, 2009 |
| 7519004 |
Loopback testing of a network interface device from a user-space software layer |
Apr. 14, 2009 |
| 7519003 |
System and method for electronically identifying connections of a cross-connect system |
Apr. 14, 2009 |
| 7519002 |
Method of switching between multiple call signaling protocol stacks in a voice quality tester and apparatus using same |
Apr. 14, 2009 |
| 7519001 |
Information processing apparatus and method of controlling the information processing apparatus |
Apr. 14, 2009 |
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