Patents Assigned to NetScout Systems, Inc.
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Publication number: 20240265273Abstract: A method for machine learning model selection for time series data is disclosed. Sets of time series data is obtained. The time series data is clustered using a clustering algorithm. A similarity value of the clusters is evaluated and a quantity of clusters is selected. Machine learning models are evaluated using a center of each cluster of time series data. A machine learning model is selected for each cluster. Selection may be updated.Type: ApplicationFiled: February 22, 2023Publication date: August 8, 2024Applicant: NetScout Systems, Inc.Inventor: Quenie Sun
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Patent number: 12058762Abstract: In some embodiments, a non-transitory computer readable medium is disclosed. In some embodiments, the medium includes instructions for providing a mobile user monitoring solution that, when executed by a processor, cause the processor to capture a first message transmitted over an N11 interface, extract at least one type of session ID and a first Next Generation Application Protocol (NGAP) tunnel endpoint identifier (TEID) from the first message, store the at least one type of session ID and the first NGAP TEID in a first N11 protocol data unit (PDU) session record, capture a second message transmitted over an N3 interface, extract a general packet radio service (GPRS) tunneling protocol (GTP)-user plane (U) TEID from the second message, wherein the GTP-U TEID matches the first NGAP TIED, and retrieve information associated with session details record using the GTP-U TEID.Type: GrantFiled: April 20, 2023Date of Patent: August 6, 2024Assignee: Netscout Systems, Inc.Inventors: Yashovan B. Neelakantamurthy, Sandeep Prasad, Abhishek Saraswati, Tauras Liubinskas, Domenico Aldrovandi, Shilpa Bansod, Vijayalakshmi Seshadri, Daniel Andrew Hill
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Patent number: 12003608Abstract: A computer-implemented method for repurposing one or more software configurable layer 2 switches in an IP (Internet Protocal) computer network to function as a layer 1 switch. Ternary Content-Addressable Memory (TCAM) is reconfigured in each of the one or more layer 2 switches and one or more pipeline engines are routed to emulate layer 1 switching functionality in each of the one or more layer 2 switches.Type: GrantFiled: January 31, 2022Date of Patent: June 4, 2024Assignee: Netscout Systems, Inc.Inventors: Larry Cantwell, Diego Warszawski, David L. Sclarsky
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Patent number: 11929904Abstract: Method for monitoring network performance in a telecommunication network coupled with a plurality of Virtual Machines (VM) arranged in a cluster format is disclosed. A packet is received at a VM smart cluster device. Metadata is extracted from the packet. The packet can be distributed to one of the plurality of VMs. Key performance indicator (KPI) session related data associated with a subscriber in one of the plurality of VMs that receives the distributed packet can be generated.Type: GrantFiled: January 18, 2023Date of Patent: March 12, 2024Assignee: Netscout Systems, Inc.Inventors: Rajeev Nadkarni, Abhishek Saraswati, Anil K. Singhal, Bruce A. Kelley, Jr., Narendra Byrapuram, John Peter Curtin, Tauras Liubinskas
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Publication number: 20240057013Abstract: Disclosed herein is a method to determine a geolocation that includes receiving, by a processor, from a base station (BS), radio predictors, a user equipment (UE) location history, and a geolocation of a first UE for which a minimization of drive test (MDT) mode is activated, radio predictors and a UE location history of a second UE for which the MDT mode is not activated, and cell physical parameters. The method includes training, by the processor, a machine learning (ML) model at least based on the radio predictors, the UE location history, and the geolocation of the first UE, and the cell physical parameters. The method includes executing, by the processor, the ML model to determine the azimuth of the second UE and providing, by the processor, to a downstream application, a geolocation of the second UE at least based on the azimuth and the TA of the second UE.Type: ApplicationFiled: September 2, 2022Publication date: February 15, 2024Applicant: NetScout Systems, Inc.Inventors: Wing F. Lo, Imran Hafeez
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Patent number: 11889303Abstract: An illustrative embodiment disclosed herein is a non-transitory computer readable medium. The medium includes instructions for providing a mobile user monitoring solution that, when executed by a processor, cause the processor to identify a user database record associated with a user equipment (UE) using a mobile identity (ID), associate a Next Generation application protocol (NGAP) session with the user database record using an NGAP ID, capture a ciphered message associated with the NGAP session, decipher the ciphered message associated with the NGAP session, extract, from the deciphered message, session details associated with the UE, and store the session details in a session detail record.Type: GrantFiled: August 23, 2021Date of Patent: January 30, 2024Assignee: Netscout Systems, Inc.Inventors: Subappriya Muthuchamy, Sandeep Prasad, Tauras Liubinskas, Abhishek Saraswati, Alessandro Pinelli, Pritish Vijay Aherrao, Loreto Di Resta, Brandon Bass
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Patent number: 11864276Abstract: An illustrative embodiment disclosed herein is a non-transitory computer readable medium. In some embodiments, the medium includes instructions for providing a mobile user monitoring solution that, when executed by a processor, cause the processor to capture a first message transmitted over a packet forwarding control protocol (PFCP) interface, extract a permanent ID and a first user plane tunnel endpoint identifier (TEID) from the first message, store the permanent ID and the first user plane TEID in a PFCP protocol data unit (PDU) session record, store the permanent ID in a session details record, capture a second message transmitted over a user plane interface after the first message is transmitted, extract a second user plane TEID from the second message, wherein the second user plane TEID matches the first user plane TEID, and retrieve the session details record using the second user plane TEID.Type: GrantFiled: March 3, 2023Date of Patent: January 2, 2024Assignee: Netscout Systems, Inc.Inventors: Yashovan B. Neelakantamurthy, Antoni Stanislaw Banach, Abhishek Saraswati, Tauras Liubinskas, Shilpa Bansod, Ming Tong Entlinger, Daniel Andrew Hill
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Patent number: 11799750Abstract: A method for restoring an HPACK table is disclosed. A static table is maintained. Control plane signaling data packets are collected via a probe. A dynamic table is generated from the control plane signaling data packets. An event affecting operation of the probe may be detected. A first control plane signaling data packet may be collected by the probe subsequent to detection of the event. The dynamic table may be reorganized. The reorganized dynamic table may be stored in memory.Type: GrantFiled: January 17, 2023Date of Patent: October 24, 2023Assignee: Netscout Systems, Inc.Inventors: Sandeep Prasad, Abhishek Saraswati, Vijayalakshmi Seshadri, Pritish Aherrao, Massimiliano Frigieri, Loreto DiResta, Linda Nasi, Tauras Liubinskas
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Patent number: 11785042Abstract: A system and computer-implemented method of managing botnet attacks to a computer network is provided. The system and method includes receiving a DNS request included in network traffic, each DNS request included in the network traffic and including a domain name of a target host and identifying a source address of a source host, wherein the translation of the domain name, if translated, provides an IP address to the source host that requested the translation. The domain name of the DNS request is compared to a botnet domain repository, wherein the botnet domain repository includes one or more entries, each entry having a confirmation indicator that indicates whether the entry corresponds to a confirmed botnet.Type: GrantFiled: July 31, 2019Date of Patent: October 10, 2023Assignee: Netscout Systems, Inc.Inventors: Sean O'Hara, Andrew David Mortensen, Brian St. Pierre
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Patent number: 11764999Abstract: A method and system of transmitting network traffic through a stack having at least two switches is provided. The method includes receiving encapsulated network traffic via an inbound stack port of a switch of the stack, wherein the encapsulated network traffic was encapsulated with a flow identification (flow ID), and wherein the flow ID is assigned to a particular flow and is unique across the stack. The method further includes decapsulating the encapsulated network traffic using the flow ID contingent upon the switch being configured to decapsulate using the flow ID and transmitting the decapsulated network traffic from the switch in accordance with mapping information associated with the flow ID, wherein the switch is preconfigured with the mapping information.Type: GrantFiled: September 14, 2021Date of Patent: September 19, 2023Assignee: NetScout Systems, Inc.Inventors: Koneru Kaushik, Sivakumar Thirunavukkarasu, Amal Khursheed, Pratapa Yeddula, Saradha Srinivasan
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Patent number: 11750493Abstract: Correlating captured packets with synthetic application testing is provided. A device captures packets associated with a plurality of processes that include one or more synthetic transactions and one or more transactions responsive to user input. A packet capture data set can lack process identifiers (PIDs). The device captures first finger-printing data including first PIDs and attributes associated with the plurality of processes, and second finger-printing data comprising second PIDs corresponding to the one or more synthetic transactions. The device applies a first filter generated from the second PIDs in the second finger-printing data to a first finger-printing data set, and a second filter generated from the filtered attributes of a filtered finger-printing data set to the packet capture data set. The device provides a filtered packet capture data set to manage a performance of one or more processes of the plurality of processes.Type: GrantFiled: October 28, 2022Date of Patent: September 5, 2023Assignee: NetScout Systems, Inc.Inventors: Timothy Robert Lee, Robert Alan Vogt
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Patent number: 11743161Abstract: A system and method of accessing a container environment having one or more containers is provided. The method of the disclosure includes receiving the container network namespace assigned to the container as established in a container runtime, switching from a host container network namespace to the container network namespace of the container, opening the container network interface of the container network namespace for allowing access to packets received or transmitted by the container network interface, and accessing the packets.Type: GrantFiled: August 4, 2020Date of Patent: August 29, 2023Assignee: NetScout Systems, Inc.Inventors: Jakob Green, Jeevan Savant, Yogesh Ahire, Suhas Bhanushali, Danny Lobo
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Patent number: 11736941Abstract: An illustrative embodiment disclosed herein is a non-transitory computer readable medium. In some aspects, the non-transitory computer readable medium includes instructions for providing a mobile user monitoring solution that, when executed by a processor, cause the processor to capture a transaction transmitted over an N12 interface, extract, from the transaction, one of an expected response (XRES) or an authentication token (AUTN), a user identifier (ID), and a cipher key, capture a first message transmitted over an N1 interface, and determine that the first message is associated with the user ID and the cipher key extracted from the transaction.Type: GrantFiled: August 23, 2021Date of Patent: August 22, 2023Assignee: NetScout Systems, Inc.Inventors: Tauras Liubinskas, Subappriya Muthuchamy, Sandeep Prasad, Abhishek Saraswati, Alessandro Pinelli, Pritish Vijay Aherrao, Loreto Di Resta, Brandon Bass
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Publication number: 20230262828Abstract: In some embodiments, a non-transitory computer readable medium is disclosed. In some embodiments, the medium includes instructions for providing a mobile user monitoring solution that, when executed by a processor, cause the processor to capture a first message transmitted over an N11 interface, extract at least one type of session ID and a first Next Generation Application Protocol (NGAP) tunnel endpoint identifier (TEID) from the first message, store the at least one type of session ID and the first NGAP TEID in a first N11 protocol data unit (PDU) session record, capture a second message transmitted over an N3 interface, extract a general packet radio service (GPRS) tunneling protocol (GTP)-user plane (U) TEID from the second message, wherein the GTP-U TEID matches the first NGAP TIED, and retrieve information associated with session details record using the GTP-U TEID.Type: ApplicationFiled: April 20, 2023Publication date: August 17, 2023Applicant: NetScout Systems, Inc.Inventors: Yashovan B. Neelakantamurthy, Sandeep Prasad, Abhishek Saraswati, Tauras Liubinskas, Domenico Aldrovandi, Shilpa Bansod, Vijayalakshmi Seshadri, Daniel Andrew Hill
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Patent number: 11723105Abstract: In some embodiments, a non-transitory computer readable medium is disclosed. In some embodiments, the medium includes instructions for providing a mobile user monitoring solution that, when executed by a processor, cause the processor to capture a first message transmitted over an N11 interface, extract at least one type of session ID and a first Next Generation Application Protocol (NGAP) tunnel endpoint identifier (TEID) from the first message, store the at least one type of session ID and the first NGAP TEID in a first N11 protocol data unit (PDU) session record, capture a second message transmitted over an N3 interface, extract a general packet radio service (GPRS) tunneling protocol (GTP)-user plane (U) TEID from the second message, wherein the GTP-U TEID matches the first NGAP TIED, and retrieve information associated with session details record using the GTP-U TEID.Type: GrantFiled: August 31, 2021Date of Patent: August 8, 2023Assignee: NetScout Systems, Inc.Inventors: Yashovan B. Neelakantamurthy, Sandeep Prasad, Abhishek Saraswati, Tauras Liubinskas, Domenico Aldrovandi, Shilpa Bansod, Vijayalakshmi Seshadri, Daniel Andrew Hill
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Patent number: 11722437Abstract: A method and system of configuring a stack of switches includes configuring a switch with mapping information based on a user input flow mapping that defines destination port(s) (local destination port(s) and/or remote destination port(s)) for a flow to exit the stack. The mapping information includes any local destination port(s) via which the flow can exit the stack from the switch and an outbound stack port for each of any remote destination port(s) via which the flow can be transmitted from the switch to a downstream switch. The method further includes creating a decapsulation entry having a flow ID for the flow, wherein the flow ID is assigned to the flow and is unique across the stack, and configuring the switch with access to a decapsulation algorithm configured to use the flow ID via the decapsulation entry to decapsulate encapsulated network traffic of the flow received from an upstream switch.Type: GrantFiled: September 14, 2021Date of Patent: August 8, 2023Assignee: NetScout Systems, Inc.Inventors: Koneru Kaushik, Sivakumar Thirunavukkarasu, Amal Khursheed, Pratapa Yeddula, Saradha Srinivasan
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Publication number: 20230155917Abstract: Correlating captured packets with synthetic application testing is provided. A device captures packets associated with a plurality of processes that include one or more synthetic transactions and one or more transactions responsive to user input. A packet capture data set can lack process identifiers (PIDs). The device captures first finger-printing data including first PIDs and attributes associated with the plurality of processes, and second finger-printing data comprising second PIDs corresponding to the one or more synthetic transactions. The device applies a first filter generated from the second PIDs in the second finger-printing data to a first finger-printing data set, and a second filter generated from the filtered attributes of a filtered finger-printing data set to the packet capture data set. The device provides a filtered packet capture data set to manage a performance of one or more processes of the plurality of processes.Type: ApplicationFiled: October 28, 2022Publication date: May 18, 2023Applicant: NetScout Systems, Inc.Inventors: Timothy Robert Lee, Robert Alan Vogt
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Publication number: 20230155913Abstract: Method for monitoring network performance in a telecommunication network coupled with a plurality of Virtual Machines (VM) arranged in a cluster format is disclosed. A packet is received at a VM smart cluster device. Metadata is extracted from the packet. The packet can be distributed to one of the plurality of VMs. Key performance indicator (KPI) session related data associated with a subscriber in one of the plurality of VMs that receives the distributed packet can be generated.Type: ApplicationFiled: January 18, 2023Publication date: May 18, 2023Applicant: Netscout Systems, Inc.Inventors: Rajeev Nadkarni, Abhishek Saraswati, Anil K. Singhal, Bruce A. Kelley, JR., Narendra Byrapuram, John Peter Curtin, Tauras Liubinskas
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Publication number: 20230082587Abstract: A method and system of transmitting network traffic through a stack having at least two switches is provided. The method includes receiving encapsulated network traffic via an inbound stack port of a switch of the stack, wherein the encapsulated network traffic was encapsulated with a flow identification (flow ID), and wherein the flow ID is assigned to a particular flow and is unique across the stack. The method further includes decapsulating the encapsulated network traffic using the flow ID contingent upon the switch being configured to decapsulate using the flow ID and transmitting the decapsulated network traffic from the switch in accordance with mapping information associated with the flow ID, wherein the switch is preconfigured with the mapping information.Type: ApplicationFiled: September 14, 2021Publication date: March 16, 2023Applicant: NetScout Systems, IncInventors: Koneru Kaushik, Sivakumar Thirunavukkarasu, Amal Khursheed, Pratapa Yeddula, Saradha Srinivasan
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Publication number: 20230082398Abstract: A method and system of configuring a stack of switches includes configuring a switch with mapping information based on a user input flow mapping that defines destination port(s) (local destination port(s) and/or remote destination port(s)) for a flow to exit the stack. The mapping information includes any local destination port(s) via which the flow can exit the stack from the switch and an outbound stack port for each of any remote destination port(s) via which the flow can be transmitted from the switch to a downstream switch. The method further includes creating a decapsulation entry having a flow ID for the flow, wherein the flow ID is assigned to the flow and is unique across the stack, and configuring the switch with access to a decapsulation algorithm configured to use the flow ID via the decapsulation entry to decapsulate encapsulated network traffic of the flow received from an upstream switch.Type: ApplicationFiled: September 14, 2021Publication date: March 16, 2023Applicant: NetScout Systems, IncInventors: Koneru Kaushik, Sivakumar Thirunavukkarasu, Amal Khursheed, Pratapa Yeddula, Saradha Srinivasan