Clarence Filsfils

Person

Brussels, BE

People

Patents Grantslast 30 patents

Information Patent Grant
Performance measurement, telemetry, and OAM in MPLS networks using...
- Patent number 12,206,572
- Issue date Jan 21, 2025
- Cisco Technology, Inc.
- Rakesh Gandhi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Network path detection and monitoring
- Patent number 12,206,573
- Issue date Jan 21, 2025
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Circuit-style network with co-routed bidirectional network paths
- Patent number 12,160,365
- Issue date Dec 3, 2024
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Packet tracing mechanism in a network leveraging SRv6
- Patent number 12,149,445
- Issue date Nov 19, 2024
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Applying attestation to BGP-LS
- Patent number 12,149,626
- Issue date Nov 19, 2024
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for applying attestation tokens to LISP messages
- Patent number 12,137,093
- Issue date Nov 5, 2024
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Signaling a prefix unreachability in a network utilizing a route su...
- Patent number 12,132,606
- Issue date Oct 29, 2024
- Cisco Technology, Inc.
- Peter Psenak
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for determining secure network elements using f...
- Patent number 12,095,651
- Issue date Sep 17, 2024
- Cisco Technology, Inc.
- Peter Psenak
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Forwarding of packets in a network based on multiple compact forwar...
- Patent number RE50135
- Issue date Sep 17, 2024
- Cisco Technology, Inc.
- Ahmed Refaat Bashandy
Information Patent Grant
Micro segment identifier instructions for path tracing optimization
- Patent number 12,088,484
- Issue date Sep 10, 2024
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Telemetry data optimization for path tracing and delay measurement
- Patent number 12,088,483
- Issue date Sep 10, 2024
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for steering traffic into SR-TE policies
- Patent number 12,058,038
- Issue date Aug 6, 2024
- Cisco Technology, Inc.
- Francois Clad
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Virtual network function proof of transit
- Patent number 11,962,473
- Issue date Apr 16, 2024
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for compressing a SID list
- Patent number 11,936,759
- Issue date Mar 19, 2024
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Segment routing network signaling and packet processing
- Patent number 11,924,090
- Issue date Mar 5, 2024
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Providing efficiencies in processing and communicating internet pro...
- Patent number 11,882,203
- Issue date Jan 23, 2024
- Cisco Technology, Inc.
- Ahmed Refaat Bashandy
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Segment routing network signaling and packet processing
- Patent number 11,863,435
- Issue date Jan 2, 2024
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Scalable and programmable mechanism for targeted in-situ OAM implem...
- Patent number 11,863,433
- Issue date Jan 2, 2024
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Applying attestation to the border gateway protocol (BGP)
- Patent number 11,863,522
- Issue date Jan 2, 2024
- Cisco Technology, Inc.
- Clarence Filsfils
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Communicating packets across multi-domain networks using compact fo...
- Patent number 11,855,884
- Issue date Dec 26, 2023
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
In-situ passive performance measurement in a network environment
- Patent number 11,848,757
- Issue date Dec 19, 2023
- Cisco Technology, Inc.
- Rakesh Gandhi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Packet network interworking including segment routing
- Patent number 11,838,200
- Issue date Dec 5, 2023
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Ethernet virtual private network using segment routing
- Patent number 11,838,396
- Issue date Dec 5, 2023
- Cisco Technology, Inc.
- Patrice Brissette
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Performance measurement, telemetry, and OAM in MPLS networks using...
- Patent number 11,799,757
- Issue date Oct 24, 2023
- Cisco Technology, Inc.
- Rakesh Gandhi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for determining secure network paths
- Patent number 11,785,053
- Issue date Oct 10, 2023
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Segment routing over label distribution protocol
- Patent number 11,784,889
- Issue date Oct 10, 2023
- Cisco Technology, Inc.
- Ahmed R. Bashandy
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Micro segment identifier instructions for path tracing optimization
- Patent number 11,757,744
- Issue date Sep 12, 2023
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Signaling a prefix unreachability in a network utilizing a route su...
- Patent number 11,736,340
- Issue date Aug 22, 2023
- Cisco Technology, Inc.
- Peter Psenak
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Packet tracing mechanism in a network leveraging SRV6
- Patent number 11,736,397
- Issue date Aug 22, 2023
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communicating packets across multi-domain networks using compact fo...
- Patent number 11,722,404
- Issue date Aug 8, 2023
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
REAL-TIME MANAGEMENT OF SERVICE NETWORK PATHWAYS
- Publication number 20250055789
- Publication date Feb 13, 2025
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SIGNALING A PREFIX UNREACHABILITY IN A NETWORK UTILIZING A ROUTE SU...
- Publication number 20240430154
- Publication date Dec 26, 2024
- Cisco Technology, Inc.
- Peter Psenak
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ECMP-AWARE TWAMP PERFORMANCE MEASUREMENTS
- Publication number 20240430188
- Publication date Dec 26, 2024
- Cisco Technology, Inc.
- Rakesh Gandhi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ACTIVE AND PASSIVE MEASUREMENT ON DATA TRAFFIC OF A VIRTUAL PRIVATE...
- Publication number 20240430189
- Publication date Dec 26, 2024
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TELEMETRY DATA OPTIMIZATION FOR PATH TRACING AND DELAY MEASUREMENT
- Publication number 20240406086
- Publication date Dec 5, 2024
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MICRO SEGMENT IDENTIFIER INSTRUCTIONS FOR PATH TRACING OPTIMIZATION
- Publication number 20240372793
- Publication date Nov 7, 2024
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
HARDWARE ACCELERATED PATH TRACING ANALYTICS
- Publication number 20240297838
- Publication date Sep 5, 2024
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTIMIZING PATH TRACING TO ENABLE NETWORK ASSURANCE IN EXISTING NET...
- Publication number 20240297839
- Publication date Sep 5, 2024
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SRV6 POLICY TYPE FOR PACKET PATH TRACING IN LARGE DIAMETER NETWORKS
- Publication number 20240250896
- Publication date Jul 25, 2024
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
VIRTUAL NETWORK FUNCTION PROOF OF TRANSIT
- Publication number 20240235946
- Publication date Jul 11, 2024
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
VIRTUAL NETWORK FUNCTION PROOF OF TRANSIT
- Publication number 20240163179
- Publication date May 16, 2024
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
VIRTUAL NETWORK FUNCTION PROOF OF TRANSIT
- Publication number 20240137281
- Publication date Apr 25, 2024
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Applying Attestation to the Border Gateway Protocol (BGP)
- Publication number 20240129274
- Publication date Apr 18, 2024
- Cisco Technology, Inc.
- Clarence Filsfils
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SEGMENT ROUTING NETWORK SIGNALING AND PACKET PROCESSING
- Publication number 20240113962
- Publication date Apr 4, 2024
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Ethernet Virtual Private Network using Segment Routing
- Publication number 20240098161
- Publication date Mar 21, 2024
- Cisco Technology, Inc.
- Patrice Brissette
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PACKET TRACING MECHANISM IN A NETWORK LEVERAGING SRV6
- Publication number 20240039845
- Publication date Feb 1, 2024
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PACKET TRACING MECHANISM IN A NETWORK LEVERAGING SRV6
- Publication number 20240022510
- Publication date Jan 18, 2024
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PERFORMANCE MEASUREMENT, TELEMETRY, AND OAM IN MPLS NETWORKS USING...
- Publication number 20240022500
- Publication date Jan 18, 2024
- Cisco Technology, Inc.
- Rakesh Gandhi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SIGNALING A PREFIX UNREACHABILITY IN A NETWORK UTILIZING A ROUTE SU...
- Publication number 20230396486
- Publication date Dec 7, 2023
- Cisco Technology, Inc.
- Peter Psenak
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MICRO SEGMENT IDENTIFIER INSTRUCTIONS FOR PATH TRACING OPTIMIZATION
- Publication number 20230388207
- Publication date Nov 30, 2023
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TELEMETRY DATA OPTIMIZATION FOR PATH TRACING AND DELAY MEASUREMENT
- Publication number 20230336450
- Publication date Oct 19, 2023
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Communicating Packets Across Multi-Domain Networks Using Compact Fo...
- Publication number 20230300067
- Publication date Sep 21, 2023
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SCALABLE NETWORK SLICE BASED QUEUING USING SEGMENT ROUTING FLEXIBLE...
- Publication number 20230283568
- Publication date Sep 7, 2023
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MECHANISMS FOR PACKET PATH TRACING AND PER-HOP DELAY MEASUREMENT IN...
- Publication number 20230254246
- Publication date Aug 10, 2023
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SEGMENT ROUTING OVER LABEL DISTRIBUTION PROTOCOL
- Publication number 20230239217
- Publication date Jul 27, 2023
- Cisco Technology, Inc.
- Ahmed R. Bashandy
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEMS AND METHODS FOR SECURING NETWORK PATHS
- Publication number 20230216788
- Publication date Jul 6, 2023
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
NETWORK PATH DETECTION AND MONITORING
- Publication number 20230164063
- Publication date May 25, 2023
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SCALABLE AND PROGRAMMABLE MECHANISM FOR TARGETED IN-SITU OAM IMPLEM...
- Publication number 20230155926
- Publication date May 18, 2023
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Segment Routing Network Signaling and Packet Processing
- Publication number 20230135261
- Publication date May 4, 2023
- Cisco Technology, Inc.
- Clarence Filsfils
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IN-SITU PASSIVE PERFORMANCE MEASUREMENT IN A NETWORK ENVIRONMENT
- Publication number 20230076549
- Publication date Mar 9, 2023
- Cisco Technology, Inc.
- Rakesh Gandhi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Clarence Filsfils

Person

Patents Grantslast 30 patents

Performance measurement, telemetry, and OAM in MPLS networks using...

Network path detection and monitoring

Circuit-style network with co-routed bidirectional network paths

Packet tracing mechanism in a network leveraging SRv6

Applying attestation to BGP-LS

Systems and methods for applying attestation tokens to LISP messages

Signaling a prefix unreachability in a network utilizing a route su...

Systems and methods for determining secure network elements using f...

Forwarding of packets in a network based on multiple compact forwar...

Micro segment identifier instructions for path tracing optimization

Telemetry data optimization for path tracing and delay measurement

Systems and methods for steering traffic into SR-TE policies

Virtual network function proof of transit

Systems and methods for compressing a SID list

Segment routing network signaling and packet processing

Providing efficiencies in processing and communicating internet pro...

Segment routing network signaling and packet processing

Scalable and programmable mechanism for targeted in-situ OAM implem...

Applying attestation to the border gateway protocol (BGP)

Communicating packets across multi-domain networks using compact fo...

In-situ passive performance measurement in a network environment

Packet network interworking including segment routing

Ethernet virtual private network using segment routing

Performance measurement, telemetry, and OAM in MPLS networks using...

Systems and methods for determining secure network paths

Segment routing over label distribution protocol

Micro segment identifier instructions for path tracing optimization

Signaling a prefix unreachability in a network utilizing a route su...

Packet tracing mechanism in a network leveraging SRV6

Communicating packets across multi-domain networks using compact fo...

Patents Applicationslast 30 patents

REAL-TIME MANAGEMENT OF SERVICE NETWORK PATHWAYS

SIGNALING A PREFIX UNREACHABILITY IN A NETWORK UTILIZING A ROUTE SU...

ECMP-AWARE TWAMP PERFORMANCE MEASUREMENTS

ACTIVE AND PASSIVE MEASUREMENT ON DATA TRAFFIC OF A VIRTUAL PRIVATE...

TELEMETRY DATA OPTIMIZATION FOR PATH TRACING AND DELAY MEASUREMENT

MICRO SEGMENT IDENTIFIER INSTRUCTIONS FOR PATH TRACING OPTIMIZATION

HARDWARE ACCELERATED PATH TRACING ANALYTICS

OPTIMIZING PATH TRACING TO ENABLE NETWORK ASSURANCE IN EXISTING NET...

SRV6 POLICY TYPE FOR PACKET PATH TRACING IN LARGE DIAMETER NETWORKS

VIRTUAL NETWORK FUNCTION PROOF OF TRANSIT

VIRTUAL NETWORK FUNCTION PROOF OF TRANSIT

VIRTUAL NETWORK FUNCTION PROOF OF TRANSIT

Applying Attestation to the Border Gateway Protocol (BGP)

SEGMENT ROUTING NETWORK SIGNALING AND PACKET PROCESSING

Ethernet Virtual Private Network using Segment Routing

PACKET TRACING MECHANISM IN A NETWORK LEVERAGING SRV6

PACKET TRACING MECHANISM IN A NETWORK LEVERAGING SRV6

PERFORMANCE MEASUREMENT, TELEMETRY, AND OAM IN MPLS NETWORKS USING...

SIGNALING A PREFIX UNREACHABILITY IN A NETWORK UTILIZING A ROUTE SU...

MICRO SEGMENT IDENTIFIER INSTRUCTIONS FOR PATH TRACING OPTIMIZATION

TELEMETRY DATA OPTIMIZATION FOR PATH TRACING AND DELAY MEASUREMENT

Communicating Packets Across Multi-Domain Networks Using Compact Fo...

SCALABLE NETWORK SLICE BASED QUEUING USING SEGMENT ROUTING FLEXIBLE...

MECHANISMS FOR PACKET PATH TRACING AND PER-HOP DELAY MEASUREMENT IN...

SEGMENT ROUTING OVER LABEL DISTRIBUTION PROTOCOL

SYSTEMS AND METHODS FOR SECURING NETWORK PATHS

NETWORK PATH DETECTION AND MONITORING

SCALABLE AND PROGRAMMABLE MECHANISM FOR TARGETED IN-SITU OAM IMPLEM...

Segment Routing Network Signaling and Packet Processing

IN-SITU PASSIVE PERFORMANCE MEASUREMENT IN A NETWORK ENVIRONMENT