Inventor · disambiguated record
Alton Lo
Also filed as: LO ALTON
37 granted patents·5 pending applications·240 citations·filing 2003–2024
96Inventor score
Technology areasH04L
Top patents by PatentIndex Score
42 records- 0196US7835378B2Root node redundancy for multipoint-to-multipoint transport treesCISCO TECH INC·Filed 2006·Granted Nov 16, 2010·59 cites·16 claims
- 0295US8089964B2Transporting multicast over MPLS backbone using virtual interfaces to perform reverse-path forwarding checksLO ALTON·Filed 2005·Granted Jan 3, 2012·60 cites·24 claims
- 0394US8072879B2Technique for determining whether to reestablish fast rerouted primary tunnels based on backup tunnel path quality feedbackVASSEUR JEAN-PHILIPPE·Filed 2006·Granted Dec 6, 2011·32 cites·36 claims
- 0490US12015544B1Backup route for network devices in multihoming configurationARISTA NETWORKS INC·Filed 2023·Granted Jun 18, 2024·2 cites·20 claims
- 0586US7852748B2Method and system for providing voice QoS during network failureCISCO TECH INC·Filed 2005·Granted Dec 14, 2010·17 cites·25 claims
- 0685US11743229B2Efficient ARP bindings distribution in VPN networksARISTA NETWORKS INC·Filed 2022·Granted Aug 29, 2023·1 cites·16 claims
- 0785US11165746B2Multicast traffic in virtual private networksARISTA NETWORKS INC·Filed 2019·Granted Nov 2, 2021·5 cites·20 claims
- 0881US7343423B2Enhanced switchover for MPLS fast rerouteCISCO TECH INC·Filed 2003·Granted Mar 11, 2008·36 cites·17 claims
- 0977US12381807B2Host routing with virtual machine mobilityARISTA NETWORKS INC·Filed 2021·Granted Aug 5, 2025·1 cites·20 claims
- 1077US11552821B2Spanning tree protocol with ethernet virtual private network all-active multihomingARISTA NETWORKS INC·Filed 2020·Granted Jan 10, 2023·1 cites·20 claims
- 1177US8934486B2System and method for implementing multicast over a label-switched core networkWIJNANDS IJSBRAND·Filed 2006·Granted Jan 13, 2015·7 cites·19 claims
- 1276US8774180B2Transporting multicast over MPLS backbone using virtual interfaces to perform reverse-path forwarding checksLO ALTON·Filed 2011·Granted Jul 8, 2014·3 cites·21 claims
- 1375US8279749B2Failure protection for P2MP tunnel head-end nodeVASSEUR JEAN-PHILIPPE·Filed 2006·Granted Oct 2, 2012·7 cites·22 claims
- 1470US11502874B2Filtering advertising of route advertisements based on virtual network identifiersARISTA NETWORKS INC·Filed 2019·Granted Nov 15, 2022·1 cites·22 claims
- 1569US9054951B2Detecting and avoiding routing loops with BGP route server extensionsPATEL KEYUR·Filed 2011·Granted Jun 9, 2015·3 cites·12 claims
- 1668US11012405B2Distributing address resolution messagesARISTA NETWORKS INC·Filed 2019·Granted May 18, 2021·1 cites·24 claims
- 1766US8885460B2Technique for determining whether to reestablish fast rerouted primary tunnels based on backup tunnel path quality feedbackVASSEUR JEAN-PHILIPPE·Filed 2011·Granted Nov 11, 2014·1 cites·20 claims
- 1864US8355315B2Failure protection for P2MP tunnel tail-end nodeCISCO TECH INC·Filed 2006·Granted Jan 15, 2013·3 cites·19 claims
- 1963US11863527B2MAC mobility for 802.1x addresses for physical machinesARISTA NETWORKS INC·Filed 2022·Granted Jan 2, 2024·0 cites·20 claims
- 2062US2023032240A1Filtering advertising of route advertisements based on virtual network identifiersARISTA NETWORKS INC·Filed 2022·Application pending·0 cites
- 2160US11811720B2Efficient ARP packet propagationARISTA NETWORKS INC·Filed 2022·Granted Nov 7, 2023·0 cites·20 claims
- 2259US12413501B2Systems and methods for constructing application-aware virtual topologies in wide area networksARISTA NETWORKS INC·Filed 2024·Granted Sep 9, 2025·0 cites·20 claims
- 2359US11323409B2Efficient ARP bindings distribution in VPN networksARISTA NETWORKS INC·Filed 2020·Granted May 3, 2022·0 cites·10 claims
- 2458US11558349B2MAC mobility for 802.1x addresses for virtual machinesARISTA NETWORKS INC·Filed 2020·Granted Jan 17, 2023·0 cites·19 claims
- 2558US9774523B2Technique for determining whether to reestablish fast rerouted primary tunnels based on backup tunnel path quality feedbackCISCO TECH INC·Filed 2014·Granted Sep 26, 2017·0 cites·20 claims
- 2657US10721158B2Technique for determining whether to reestablish fast rerouted primary tunnels based on backup tunnel path quality feedbackCISCO TECH INC·Filed 2017·Granted Jul 21, 2020·0 cites·20 claims
- 2754US11252125B2Efficient ARP packet propagationARISTA NETWORKS INC·Filed 2020·Granted Feb 15, 2022·0 cites·22 claims
- 2854US2025310237A1Method for Preventing Blackholing of Traffic During Partial Failures in Ethernet Virtual Private Network Data Center Interconnect Multihoming NetworksARISTA NETWORKS INC·Filed 2024·Application pending·0 cites
- 2953US2025279954A1Route distribution with dynamic vlan membership filteringARISTA NETWORKS INC·Filed 2024·Application pending·0 cites
- 3052US12348334B2Virtual network identifier translationARISTA NETWORKS INC·Filed 2023·Granted Jul 1, 2025·0 cites·16 claims
- 3151US11652780B2Address resolution protocol (ARP) for multi-homed devicesARISTA NETWORKS INC·Filed 2021·Granted May 16, 2023·0 cites·20 claims
- 3249US2025365227A1Supporting roaming in ethernet virtual private network (evpn) fabricARISTA NETWORKS INC·Filed 2024·Application pending·0 cites
- 3348US12003401B2Systems and methods for constructing application-aware virtual topologies in wide area networksARISTA NETWORKS INC·Filed 2021·Granted Jun 4, 2024·0 cites·20 claims
- 3448US11296979B2Method and system for symmetric integrated routing and bridgingARISTA NETWORKS INC·Filed 2019·Granted Apr 5, 2022·0 cites·13 claims
- 3547US12132641B2On-demand setup and teardown of dynamic path selection tunnelsARISTA NETWORKS INC·Filed 2021·Granted Oct 29, 2024·0 cites·20 claims
- 3647US12040982B2Systems and methods for optimal routing in sites with multiple routers for high availability wide area networksARISTA NETWORKS INC·Filed 2022·Granted Jul 16, 2024·0 cites·20 claims
- 3747US8953604B2Root node redundancy for multipoint-to-multipoint transport treesWIJNANDS IJSBRAND·Filed 2010·Granted Feb 10, 2015·0 cites·19 claims
- 3846US11956140B2Systems and methods for constructing service-aware virtual topologies in wide area networksARISTA NETWORKS INC·Filed 2022·Granted Apr 9, 2024·0 cites·20 claims
- 3946US11171861B2Fast failover and recovery for overlay networksARISTA NETWORKS INC·Filed 2019·Granted Nov 9, 2021·0 cites·26 claims
- 4045US11582095B2Systems and methods for convergence of network traffic after an interruption of a network device's linkARISTA NETWORKS INC·Filed 2020·Granted Feb 14, 2023·0 cites·23 claims
- 4143US2022385628A1Monitoring liveness of silent hosts' ip addresses from a layer 2 virtual tunnel endpoint in an ethernet virtual private network using probesARISTA NETWORKS INC·Filed 2022·Application pending·0 cites
- 4240US11509627B2MAC mobility for 802.1x addresses for physical machinesARISTA NETWORKS INC·Filed 2020·Granted Nov 22, 2022·0 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →