Matches 1 - 50 out of 125 1 2 3 >


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US20120093006 AUTO REPLY AND LOOP-BACK METHOD FOR THE REMOTE MEASUREMENT OF THE QUALITY OF AN INTERNET PHONE  
A method of automatic response and loop-backing is developed for remotely measuring the quality of the Internet telephone by IP phone. When a quality measuring instrument is requested to measure...
US20150138994 SYSTEM AND METHOD FOR NOTIFICATION OF QoE ISSUES  
A computer-implemented method, computer program product, and computer system for notification of a QoE (Quality of Experience) issue in a network service. An end user device sends the notification...
US20110261702 ROUTE SETUP SERVER, ROUTE SETUP METHOD AND ROUTE SETUP PROGRAM  
A route setup server has a storage unit a route designing unit. Next hop information indicating candidates of a next hop node for each node is stored in the storage unit. In response to a route...
US20130215765 UTILITY COMMUNICATION METHOD AND SYSTEM  
Exemplary embodiments are directed to use of transparent transmission of teleprotection commands in the form of GOOSE or GSSE messages, as defined by the Generic Substation Event class model by...
US20120213093 CONNECTIVITY FAULT MANAGEMENT IN A PROVIDER BACKBONE BRIDGE TRAFFIC ENGINEERING (PBB-TE) DOMAIN  
A system and method for providing Connectivity Fault Management, CFM, in a Provider Backbone Bridge Traffic Engineering, PBB-TE, telecommunication network utilizing Ethernet-based packet...
US20090003224 T1 TURNAROUND PLUG TEST ADAPTOR  
A test adaptor for performing turnaround testing on a T1 board that has a plurality of jack receptacles disposed therein. The test adaptor is comprised of a bracket, a plurality of openings, and a...
US20140211638 METHOD AND SYSTEM FOR DETECTING SLEEPING CELL  
Embodiments of the present invention provide a method for detecting a sleeping cell and a system including: a network management device and a base station, where the network management device is...
US20120087252 METHOD AND APPARATUS FOR LINE LATENCY MEASUREMENT IN TRANSPORT NETWORKS  
In order to measure the latency of a particular transport service from end to end, a method of measuring the latency of a transport connection between a first network node (N1) and a second...
US20120170465 VALIDATING ETHERNET VIRTUAL CONNECTION SERVICE  
A network element in an Ethernet network comprises circuitry configured for providing a plurality of different functionalities. A first portion of the circuitry is configured for providing traffic...
US20070133424 ONU delay and jitter measurment  
A system and method provide measurement of round trip delay and jitter in an optical network without adding cost to the components of the network. A method of determining round-trip delay and...
US20150023154 Virtual Destination Identification for Rapidio Network Elements  
A method of dynamically redirecting traffic in a RapidIO network, which includes a host processor, a plurality of endpoints, and a plurality of switches. The method comprises assigning a “virtual”...
US20090185498 SMALL FORM FACTOR PLUGGALBE (SFP) STATUS INDICATOR  
A small form factor pluggable (SFP) device includes a controller for receiving a first input signal. An optical loopback circuit is coupled to the controller for feeding back a loopback signal to...
US20130272142 Intelligent Loop Diagnostics for Digital Subscriber Line Services to Support a Service Assurance System  
A method of diagnosing a transmission loop in an Internet protocol television (IPTV) network includes configuring the loop as an open loop and performing a single-ended loop test (SELT),...
US20120039187 Intelligent Loop Diagnostics for Digital Subscriber Line Services to Support a Service Assurance System  
A method of diagnosing a transmission loop in an Internet protocol television (IPTV) network includes configuring the loop as an open loop and performing a single-ended loop test (SELT),...
US20080205286 Test system using local loop to establish connection to baseboard management control and method therefor  
A test system using a local loop to establish connection to baseboard management control is provided. The test system includes more than one host terminals having at least one network interface...
US20060285499 Loop detection for a network device  
A loop detection apparatus and method for a dumb switch having a loop detection module is configured to broadcast loop detection frames to ports of the dumb switch to detect a particular port...
US20080159158 METHOD FOR TESTING A MAINTENANCE AND MATERIALS MANAGEMENT SYSTEM  
A method for testing an airplane maintenance system, which comprises the steps of: testing communications and data transmission between an aircraft operator and a management service provider;...
US20050259589 Logical services loopback  
A logical services loopback framework for establishing transparent loopback connections and associations across Layer-2 networks is provided. The loopback framework operates as a...
US20070104111 Internal analog loopback for a high-speed interface test  
Embodiments of the invention are generally directed to systems, methods, and apparatuses for an analog loopback for high-speed interface tests. In an embodiment, a chip includes a transmitter, a...
US20090109864 Network card testing system  
A network card testing system includes a network card testing set, a network card, and a network card testing software. A plurality of twisted pairs in the network card testing set is connected...
US20150103677 SYSTEM AND METHOD FOR MANAGING VIRTUAL LINK STATE  
A system and method of managing virtual link state includes receiving, at a first device, a first status update associated with the virtual link from a second device. The first status update...
US20060013143 Network looping detecting apparatus  
A network looping detecting apparatus has an increased real-time operation capability for network looping detection and also has scalability. The network looping detecting apparatus has a count...
US20130077499 METHOD AND APPARATUS FOR CIRCUIT EMULATION WITH INTEGRATED NETWORK DIAGNOSTICS AND REDUCED FORM FACTOR IN LARGE PUBLIC COMMUNICATION NETWORKS  
An multiservice access device (MAD) for Ethernet and DS1/DS3 services is provided for public communications carriers (telcos), for example, and has a reduced form factor (e.g., Type 400 NCTE...
US20140029446 INTERNET PACKET QUALITY MONITOR  
A system for determining packet quality on an Internet protocol-based (IP-based) network includes a packet test device that traces multiple paths on the IP-based network to obtain node identifiers...
US20090207742 FRAME TRANSMISSION DEVICE AND LOOP JUDGING METHOD  
A frame transmission device having a port for transmitting and receiving a frame and a learning table for storing a transmission source address included in the frame received at the port and the...
US20060274664 Characterization of Voice over Internet Protocol (VoIP) network  
In one embodiment, a method for characterizing a VoIP network commences with the sending of a plurality of predefined messages from a calling end of the VoIP network. One of the messages is a call...
US20120120812 METHOD AND APPARATUS FOR INFERRING STATE TRANSITIONS IN A WIRELESS COMMUNICATIONS NETWORK  
A method, a computer readable medium and an apparatus for inferring state transitions in a wireless communications network are disclosed. In one embodiment, the method infers a state promotion...
US20120134277 VOICE LOOPBACK METHOD, GATEWAY AND LOOPBACK NODE IN VOIP NETWORK  
A voice loopback method, a gateway and a loopback node in a VoIP network and a network are provided. The voice loopback method in a VoIP network includes: sending, by a gateway, an internet...
US20060159025 Determination of network performance characteristics  
Systems and methods for testing network performance and communicating network device information are disclosed. The preferred embodiments of the present invention enhance the standard ICMP echo or...
US20110317564 High-Speed Ethernet Transceiver Calibration with Echo Canceller Reuse  
A method of operating a transceiver integrated circuit is disclosed. The method comprises generating test signals directed to testing one or more transceiver parameters. The test signals are...
US20120063332 SYSTEM AND METHOD FOR DETERMINING AND CONTROLLING LOOPBACK POINTS IN A NETWORK ENVIRONMENT  
A method is provided in one example and includes establishing a path for a media session between a first network element and a second network element. A third network element is detected along the...
US20090141644 Twisted pair cable plant cross talk coupling simulator  
Example embodiments are directed to a system for simulating far end crosstalk (FEXT). The system includes digital subscriber lines coupled to a FEET matrix which simulates the FEXT environment....
US20140133305 Test Packet Injection System  
A networking device of one embodiment includes a processor, a memory, a networking module, and a traffic manager module. The networking module is configured to receive a packet comprising a first...
US20150131457 GAIN ASYMMETRY CHARACTERIZING CIRCUIT AND METHOD FOR DETERMINING CHARACTERISTICS OF GAIN ASYMMETRY POSSESSED BY TRANSMITTER  
A gain asymmetry characterizing circuit for determining characteristics of gain asymmetry possessed by a transmitter includes a baseband loopback path, a test signal generating unit and a gain...
US20080192640 Loopback Circuit  
A loopback circuit connecting the output of a receiver section to a transmitter section of a transceiver circuit has two or more loopback channels. In this way, the data rate is reduced, reducing...
US20080205285 REMOTE NETWORK ELEMENT TESTING IN A BROADBAND COMMUNICATIONS NETWORK  
An apparatus is provided for remotely monitoring and testing network elements using a broadband communications network which may be a digital subscriber line network. One or more network elements...
US20120113820 CONGESTION DETECTING METHOD AND COMMUNICATION NODE  
An inspection signal to inspect forward-path or return-path communication, is transmitted from a reference node of a network. A response signal is transmitted in a priority class from a node of a...
US20080123537 Method and Apparatus for Facilitating the Detection of Loop-Back Conditions in Computer Networks  
A method and apparatus for facilitating the detection of a loop-back condition within a computer network is disclosed. All hubs within the computer network are continuously monitored for a...
US20070230360 Loop locating apparatus and loop locating method in layer 3 network  
A loop locating apparatus and method enabling simple and fast identification of a Layer 3 loop fault occurring in a network, wherein, when the possibility of a Layer 3 loop is detected, a loop...
US20060233112 Controllable frequency divider circuit, transmitter/receiver with a controllable frequency divider circuit, and a method for carrying out a loop-back test  
A frequency divider circuit can be utilized for loop-back tests in a transmitter/receiver. In one embodiment, provision is made for a multiplexer to be connected downstream from a frequency...
US20100124174 COMMUNICATION DEVICE AND LOOPBACK TESTING METHOD  
There is provided communication device operable to verify normality of a network by a loopback test, the communication device including a plurality of ports used to connect to a physical link...
US20100149999 Methods and Apparatus to Pre-Qualify User Communities for Communication Services  
Example methods and apparatus to pre-qualify user communities for communication services are disclosed. An example method comprises configuring a first remote network demarcation associated with a...
US20080144516 Control circuit for detecting loop state  
A control circuit for detecting a loop state includes a signal indication module, a three-way switch, a remote control module, and a detection module. The three-way switch and the remote control...
US20110026411 METHODS AND SYSTEMS FOR FAIL-SAFE COMMUNICATION  
A communication network is described. The network includes communication media and a plurality of network nodes coupled by the communication media. Each of the plurality of network nodes includes...
US20060245368 Verification of a communication path between networks  
A system and method for verification of a communication path between a first and a second network by turning on and off a loop back mode. Firstly, verification begins by requesting verification of...
US20090316588 COMMUNICATION NODE, AND RING CONFIGURATION METHOD AND RING ESTABLISHMENT METHOD IN COMMUNICATION SYSTEM  
A plurality of communication nodes are one-to-one connected to each other by Ethernet (registered trademark) which is duplicated with a normal-system ring and with a standby-system ring. The...
US20070253337 Communication quality evaluation method, derivation device, communication quality evaluation system and computer program  
When simulating communication using a communication network such as a VoIP network, an actual communication state is accurately simulated, and communication is simulated. The distribution of delay...
US20070160054 Method and system for receiving call center feedback  
A method for receiving feedback at a call center includes receiving a call from a caller for connection with one of a plurality of agents and distributing the call to a first agent of the...
US20150244606 METHOD FOR LOOPBACK DETECTION AND NETWORK DEVICE UTILIZING THE SAME  
A method for loopback detection includes: receiving a loopback detection frame by a port; detecting and determining whether the loopback detection frame is transmitted via the port; analyzing the...
US20140160944 TESTING USING ANALOG NEAR END LOOP BACK CIRCUIT  
Particular embodiments described herein can offer an electronic device that includes a transmit circuit to form part of a transmit interface, and a receive circuit to form part of a receive...

Matches 1 - 50 out of 125 1 2 3 >