Data routing across multiple autonomous network systems

M Li - US Patent 11,121,967, 2021 - Google Patents
Abstract Systems and methods providing a route optimization mechanism for transmitting
data traffic across different autonomous systems based on real-time route performance …

In-situ passive performance measurement in a network environment

R Gandhi, C Filsfils, S Soni, P Khordoc - US Patent 10,917,340, 2021 - Google Patents
Techniques for in-situ passive performance measurement are described. In one
embodiment, a method includes receiv ing a data packet at a first network element …

Segment routing network processing of packets including operations signaling and processing of packets in manners providing processing and/or memory efficiencies

C Filsfils, Z Ali, SK Raza, AR Bashandy… - US Patent …, 2019 - Google Patents
In one embodiment, segment routing (SR) network processing of packets is performed which
includes operations signaling and processing of packets in manners providing processing …

Netobfu: A lightweight and efficient network topology obfuscation defense scheme

Y Liu, J Zhao, G Zhang, C **ng - Computers & Security, 2021 - Elsevier
Link flooding attack (LFA) is an attack based on network topology information. It has been
one of the major threats to the Internet due to its low cost and high concealability feature …

Scalable and programmable mechanism for targeted in-situ OAM implementation in segment routing networks

C Filsfils, Z Ali, F Brockners - US Patent 11,558,288, 2023 - Google Patents
the present technology pertains to in-situ collection of operational and telemetry information
in a data network. More specifically it is directed to a scalable implementation of in-situ …

Segment routing network signaling and packet processing

C Filsfils, Z Ali, SK Raza, AR Bashandy… - US Patent …, 2022 - Google Patents
In one embodiment, segment routing (SR) network processing of packets is performed which
includes operations signaling and processing of packets in manners providing processing …

Packet network performance monitoring

M Malboubi, A Bhorkar, B Jiang - US Patent 11,165,677, 2021 - Google Patents
A processing system having at least one processor may obtain, from at least one probe
packet, path measurements among pairs of host devices of a plurality of host devices in a …

In-situ operation, administration, and maintenance in segment routing with multiprotocol label switching networks

R Gandhi, S Soni, P Khordoc - US Patent 11,032,193, 2021 - Google Patents
Presented herein is an “In-situ OAM”(IOAM) mechanism that uses a Segment Routing-
Multiprotocol Label Switching (SR-MPLS) IOAM segment identifier that can selectively …

In-situ passive performance measurement in a network environment

R Gandhi, C Filsfils, S Soni, P Khordoc - US Patent 11,533,258, 2022 - Google Patents
Techniques for in-situ passive performance measurement are described. In one
embodiment, a method includes receiv ing a data packet at a first network element …

Dynamic switching between edge nodes in autonomous network system

M Li - US Patent 10,333,809, 2019 - Google Patents
Abstract System and method of dynamically selecting an egress edge node for data
transmission between different autonomous systems based on real-time route performance …