Inventor
ALI ZAFAR
CA52 patents
⚠️ This page may combine multiple inventors who share the name “ALI ZAFAR”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CISCO TECH INC
43 patentsUS10601724B1Mar 24, 2020
Scalable network slice based queuing using segment routing flexible algorithm
CISCO TECH INC63 citations98
US10868755B2Dec 15, 2020
Implementing bi-directional paths in segment routing networks
CISCO TECH INC19 citations94
US9590850B2Mar 7, 2017
Discovery of connectivity and compatibility in a communication network
CISCO TECH INC39 citations94
US10764175B1Sep 1, 2020
Validating resource isolation between network slices in a mobile network
CISCO TECH INC28 citations93
US7835267B2Nov 16, 2010
Dynamic path protection in an optical network
CISCO TECH INC23 citations92
US7626925B1Dec 1, 2009
Methods for finding a merge point node for MPLS fast re-route
CISCO TECH INC43 citations92
US7457248B1Nov 25, 2008
Graceful shutdown of network resources in data networks
CISCO TECH INC37 citations92
US11122346B1Sep 14, 2021
Attestation in optical transport network environments
CISCO TECH INC10 citations86
US11296982B2Apr 5, 2022
Initiator-based data-plane validation for segment routed, multiprotocol label switched (MPLS) networks
CISCO TECH INC5 citations84
US10841220B1Nov 17, 2020
SRv6 with micro segment identifiers
CISCO TECH INC7 citations84
US10469367B2Nov 5, 2019
Segment routing network processing of packets including operations signaling and processing of packets in manners providing processing and/or memory efficiencies
CISCO TECH INC6 citations83
US12328253B2Jun 10, 2025
Scalable network slice based queuing using segment routing flexible algorithm
CISCO TECH INC1 citations75
US11882016B2Jan 23, 2024
Systems and methods for data plane validation of multiple paths in a network
CISCO TECH INC3 citations73
US11818038B2Nov 14, 2023
Initiator-based data-plane validation for segment routed, multiprotocol label switched (MPLS) networks
CISCO TECH INC2 citations73
US11627094B2Apr 11, 2023
Scalable network slice based queuing using segment routing flexible algorithm
CISCO TECH INC3 citations73
US11483230B2Oct 25, 2022
Multiple domain segment routing path computation
CISCO TECH INC2 citations73
US11184235B2Nov 23, 2021
In-band direct mode performance loss measurement in software defined networks
CISCO TECH INC2 citations73
US11140074B2Oct 5, 2021
Communicating packets across multi-domain networks using compact forwarding instructions
CISCO TECH INC1 citations73
US10932136B2Feb 23, 2021
Resource partitioning for network slices in segment routing networks
CISCO TECH INC2 citations73
US10250459B2Apr 2, 2019
Bandwidth on-demand services in multiple layer networks
CISCO TECH INC4 citations73
US9444712B2Sep 13, 2016
Bandwidth on-demand services in multiple layer networks
CISCO TECH INC3 citations73
US11863435B2Jan 2, 2024
Segment routing network signaling and packet processing
CISCO TECH INC1 citations72
US11838200B2Dec 5, 2023
Packet network interworking including segment routing
CISCO TECH INC2 citations72
US11388088B2Jul 12, 2022
Segment routing network signaling and packet processing
CISCO TECH INC2 citations72
US11012350B2May 18, 2021
Network interworking with no cross-domain state
CISCO TECH INC2 citations72
US9450774B2Sep 20, 2016
Fast protection switchover in a transport network
CISCO TECH INC4 citations67
US12294513B2May 6, 2025
Initiator-based data-plane validation for segment routed, multiprotocol label switched (MPLS) networks
CISCO TECH INC0 citations63
US11863433B2Jan 2, 2024
Scalable and programmable mechanism for targeted in-situ OAM implementation in segment routing networks
CISCO TECH INC0 citations63
US11558288B2Jan 17, 2023
Scalable and programmable mechanism for targeted in-situ OAM implementation in segment routing networks
CISCO TECH INC0 citations63
US12328255B2Jun 10, 2025
Segment routing network signaling and packet processing
CISCO TECH INC0 citations62
US11909641B2Feb 20, 2024
Forwarding table validation
CISCO TECH INC0 citations62
US11855884B2Dec 26, 2023
Communicating packets across multi-domain networks using compact forwarding instructions
CISCO TECH INC0 citations62
US11722404B2Aug 8, 2023
Communicating packets across multi-domain networks using compact forwarding instructions
CISCO TECH INC0 citations62
US11563683B2Jan 24, 2023
SRv6 with micro segment identifiers
CISCO TECH INC0 citations62
US11558295B2Jan 17, 2023
Forwarding table validation
CISCO TECH INC0 citations62
US11362946B2Jun 14, 2022
SRv6 with micro segment identifiers
CISCO TECH INC0 citations62
US11134002B2Sep 28, 2021
Packet network interworking including segment routing
CISCO TECH INC0 citations62
US12483493B2Nov 25, 2025
Systems and methods for data plane validation of multiple paths in a network
CISCO TECH INC0 citations61
US11924090B2Mar 5, 2024
Segment routing network signaling and packet processing
CISCO TECH INC0 citations60
US10904152B2Jan 26, 2021
Hardware-friendly mechanisms for in-band OAM processing
CISCO TECH INC0 citations58
US9237089B2Jan 12, 2016
Enhanced path selection scheme for equal cost paths in communication networks
CISCO TECH INC2 citations58
US9473387B2Oct 18, 2016
Enhanced path selection scheme for equal cost paths in communication networks
CISCO TECH INC0 citations47
US12160365B2Dec 3, 2024
Circuit-style network with co-routed bidirectional network paths
CISCO TECH INC0 citations46
GERSTEL ORNAN ALEXANDER
2 patentsUS9258174B1Feb 9, 2016
Server-layer path negotiation between client and server network layers
GERSTEL ORNAN ALEXANDER45 citations93
US9391704B2Jul 12, 2016
Replacing an existing network communications path with a new path using some exclusive physical resources of the existing path
GERSTEL ORNAN ALEXANDER40 citations92
GANDHI RAKESH
2 patentsNORTEL NETWORKS LTD
1 patentTAILLON MICHEL
1 patentWIJNANDS JACOB IJSBRAND
1 patentShowing the top 50 of 52 patents by PatentIndex Score.