JP7784388B2 - 仮想ｌ２ネットワークのループ防止 - Google Patents

仮想ｌ２ネットワークのループ防止

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Publication number
JP7784388B2
JP7784388B2 JP2022572697A JP2022572697A JP7784388B2 JP 7784388 B2 JP7784388 B2 JP 7784388B2 JP 2022572697 A JP2022572697 A JP 2022572697A JP 2022572697 A JP2022572697 A JP 2022572697A JP 7784388 B2 JP7784388 B2 JP 7784388B2
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vcn
network
frame
network virtualization
port
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JPWO2021242428A5 (https=
JP2023527999A (ja
JP2023527999A5 (https=
Inventor
ブラール，ジャグウィンダー・シング
ベイカー，シェーン
トレイシー，レオナード・トーマス
シェルベッツ，スティーブン
ボックマン，ブライス・ユージーン
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オラクル・インターナショナル・コーポレイション
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Publication of JPWO2021242428A5 publication Critical patent/JPWO2021242428A5/ja
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/16—Arrangements for providing special services to substations
    • H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
    • H04L12/1886—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast with traffic restrictions for efficiency improvement, e.g. involving subnets or subdomains
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/16—Arrangements for providing special services to substations
    • H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/46—Interconnection of networks
    • H04L12/4604—LAN interconnection over a backbone network, e.g. Internet, Frame Relay
    • H04L12/462—LAN interconnection over a bridge based backbone
    • H04L12/4625—Single bridge functionality, e.g. connection of two networks over a single bridge
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/46—Interconnection of networks
    • H04L12/4633—Interconnection of networks using encapsulation techniques, e.g. tunneling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/46—Interconnection of networks
    • H04L12/4641—Virtual LANs, VLANs, e.g. virtual private networks [VPN]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/08—Configuration management of networks or network elements
    • H04L41/0803—Configuration setting
    • H04L41/0806—Configuration setting for initial configuration or provisioning, e.g. plug-and-play
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/08—Configuration management of networks or network elements
    • H04L41/0895—Configuration of virtualised networks or elements, e.g. virtualised network function or OpenFlow elements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00—Routing or path finding of packets in data switching networks
    • H04L45/18—Loop-free operations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00—Routing or path finding of packets in data switching networks
    • H04L45/48—Routing tree calculation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00—Routing or path finding of packets in data switching networks
    • H04L45/66—Layer 2 routing, e.g. in Ethernet based MAN's
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00—Routing or path finding of packets in data switching networks
    • H04L45/74—Address processing for routing
    • H04L45/745—Address table lookup; Address filtering
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00—Routing or path finding of packets in data switching networks
    • H04L45/76—Routing in software-defined topologies, e.g. routing between virtual machines
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/20—Support for services
    • H04L49/201—Multicast operation; Broadcast operation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/35—Switches specially adapted for specific applications
    • H04L49/354—Switches specially adapted for specific applications for supporting virtual local area networks [VLAN]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/08—Configuration management of networks or network elements
    • H04L41/0803—Configuration setting
    • H04L41/0813—Configuration setting characterised by the conditions triggering a change of settings
    • H04L41/082—Configuration setting characterised by the conditions triggering a change of settings the condition being updates or upgrades of network functionality
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00—Routing or path finding of packets in data switching networks
    • H04L45/24—Multipath
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00—Routing or path finding of packets in data switching networks
    • H04L45/58—Association of routers
    • H04L45/586—Association of routers of virtual routers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00—Routing or path finding of packets in data switching networks
    • H04L45/64—Routing or path finding of packets in data switching networks using an overlay routing layer
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/70—Virtual switches

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
JP2022572697A 2020-05-28 2021-04-14 仮想ｌ２ネットワークのループ防止 Active JP7784388B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2025169417A JP2026012719A (ja) 2020-05-28 2025-10-07 仮想ｌ２ネットワークのループ防止

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US202063031325P 2020-05-28 2020-05-28
US63/031,325 2020-05-28
US17/192,681 US11689455B2 (en) 2020-05-28 2021-03-04 Loop prevention in virtual layer 2 networks
US17/192,681 2021-03-04
PCT/US2021/027281 WO2021242428A1 (en) 2020-05-28 2021-04-14 Loop prevention in virtual l2 networks

Related Child Applications (1)

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JP2025169417A Division JP2026012719A (ja) 2020-05-28 2025-10-07 仮想ｌ２ネットワークのループ防止

Publications (4)

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JP2023527999A JP2023527999A (ja) 2023-07-03
JPWO2021242428A5 JPWO2021242428A5 (https=) 2023-11-27
JP2023527999A5 JP2023527999A5 (https=) 2023-11-27
JP7784388B2 true JP7784388B2 (ja) 2025-12-11

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JP2025169417A Pending JP2026012719A (ja) 2020-05-28 2025-10-07 仮想ｌ２ネットワークのループ防止

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US (2) US11689455B2 (https=)
EP (1) EP4158858B1 (https=)
JP (2) JP7784388B2 (https=)
CN (2) CN117614890A (https=)
WO (1) WO2021242428A1 (https=)

Families Citing this family (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3726451B1 (en) 2012-09-12 2025-12-24 IEX Group, Inc. Transmission latency leveling apparatuses, methods and systems
US9825913B2 (en) 2014-06-04 2017-11-21 Nicira, Inc. Use of stateless marking to speed up stateful firewall rule processing
US9692698B2 (en) 2014-06-30 2017-06-27 Nicira, Inc. Methods and systems to offload overlay network packet encapsulation to hardware
US11038845B2 (en) 2016-02-23 2021-06-15 Nicira, Inc. Firewall in a virtualized computing environment using physical network interface controller (PNIC) level firewall rules
US11822946B2 (en) * 2018-06-28 2023-11-21 Cable Television Laboratories, Inc. Systems and methods for secure network management of virtual network functions
US11563677B1 (en) 2018-06-28 2023-01-24 Cable Television Laboratories, Inc. Systems and methods for secure network management of virtual network function
US11689455B2 (en) * 2020-05-28 2023-06-27 Oracle International Corporation Loop prevention in virtual layer 2 networks
US11962518B2 (en) 2020-06-02 2024-04-16 VMware LLC Hardware acceleration techniques using flow selection
EP4183119A1 (en) 2020-07-14 2023-05-24 Oracle International Corporation Virtual layer-2 network
TWI733560B (zh) * 2020-08-13 2021-07-11 瑞昱半導體股份有限公司 網路交換器及其網路交換器系統
US11636053B2 (en) 2020-09-28 2023-04-25 Vmware, Inc. Emulating a local storage by accessing an external storage through a shared port of a NIC
US11792134B2 (en) 2020-09-28 2023-10-17 Vmware, Inc. Configuring PNIC to perform flow processing offload using virtual port identifiers
US11716383B2 (en) 2020-09-28 2023-08-01 Vmware, Inc. Accessing multiple external storages to present an emulated local storage through a NIC
US11593278B2 (en) 2020-09-28 2023-02-28 Vmware, Inc. Using machine executing on a NIC to access a third party storage not supported by a NIC or host
US12021759B2 (en) 2020-09-28 2024-06-25 VMware LLC Packet processing with hardware offload units
US11829793B2 (en) 2020-09-28 2023-11-28 Vmware, Inc. Unified management of virtual machines and bare metal computers
WO2022146588A1 (en) 2020-12-30 2022-07-07 Oracle International Corporation Layer-2 networking storm control in a virtualized cloud environment
WO2022146585A1 (en) 2020-12-30 2022-07-07 Oracle International Corporation Layer-2 networking using access control lists in a virtualized cloud environment
US11652743B2 (en) 2020-12-30 2023-05-16 Oracle International Corporation Internet group management protocol (IGMP) of a layer-2 network in a virtualized cloud environment
US11671355B2 (en) 2021-02-05 2023-06-06 Oracle International Corporation Packet flow control in a header of a packet
US11637770B2 (en) 2021-02-13 2023-04-25 Oracle International Corporation Invalidating cached flow information in a cloud infrastructure
US11777897B2 (en) 2021-02-13 2023-10-03 Oracle International Corporation Cloud infrastructure resources for connecting a service provider private network to a customer private network
JP7783287B2 (ja) 2021-02-13 2025-12-09 オラクル・インターナショナル・コーポレイション サービスプロバイダプライベートネットワークを顧客プライベートネットワークに接続するためのクラウドインフラストラクチャリソース
US12309066B1 (en) * 2021-02-22 2025-05-20 Aviatrix Systems, Inc. System and method for increased throughput and scalability
US11675804B2 (en) * 2021-08-18 2023-06-13 Jpmorgan Chase Bank, N.A. Systems and methods for universal data ingestion
US12081630B2 (en) 2021-12-02 2024-09-03 Bank Of America Corporation Generating and providing enhanced user interfaces by implementing data, AI, intents and personalization (DAIP) technology
US12021902B1 (en) * 2021-12-10 2024-06-25 Amazon Technologies, Inc. Network configuration analysis and management
US11991211B1 (en) 2021-12-10 2024-05-21 Amazon Technologies, Inc. Symmetric cross-region network data flow management
US11995024B2 (en) 2021-12-22 2024-05-28 VMware LLC State sharing between smart NICs
US11863376B2 (en) 2021-12-22 2024-01-02 Vmware, Inc. Smart NIC leader election
US12229578B2 (en) 2021-12-22 2025-02-18 VMware LLC Teaming of smart NICs
US12177137B1 (en) * 2022-03-01 2024-12-24 Iex Group, Inc. Scalable virtual network switch architecture
US12373237B2 (en) 2022-05-27 2025-07-29 VMware LLC Logical memory addressing by smart NIC across multiple devices
US11899594B2 (en) 2022-06-21 2024-02-13 VMware LLC Maintenance of data message classification cache on smart NIC
US12481444B2 (en) 2022-06-21 2025-11-25 VMware LLC Smart NIC responding to requests from client device
US11928062B2 (en) 2022-06-21 2024-03-12 VMware LLC Accelerating data message classification with smart NICs
US11928367B2 (en) 2022-06-21 2024-03-12 VMware LLC Logical memory addressing for network devices
JP2024006216A (ja) * 2022-07-01 2024-01-17 日本電気株式会社 通信制御装置、通信制御方法および通信制御プログラム
US12316601B2 (en) * 2022-07-14 2025-05-27 VMware LLC Two tier DNS
US12255831B2 (en) 2022-07-18 2025-03-18 Cisco Technology, Inc. Workload migration for multipath routed network sessions
US20240056402A1 (en) * 2022-08-15 2024-02-15 Oracle International Corporation Network architecture for dedicated region cloud at customer
US12432089B2 (en) * 2022-10-26 2025-09-30 Hewlett Packard Enterprise Development Lp Identifying source of layer-2 loop in ring network
US12445325B2 (en) * 2022-10-28 2025-10-14 Hewlett Packard Enterprise Development Lp Active tunnel selection for facilitating loop-free layer-2 traffic forwarding in an overlay network
CN118214625A (zh) * 2022-12-15 2024-06-18 霍尼韦尔国际公司 用于定位以太网环形网络中的故障的装置和方法
CN121399584A (zh) * 2023-05-10 2026-01-23 甲骨文国际公司 用于使用计算实例进行路由的可扩展枢纽与辐条拓扑
US12407604B2 (en) 2023-08-11 2025-09-02 Hewlett Packard Enterprise Development Lp Loop protection in a network

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010148063A (ja) 2008-12-22 2010-07-01 Fujitsu Ltd フレーム転送装置及びフレーム転送方法
JP2013514046A (ja) 2010-05-28 2013-04-22 ホアウェイ・テクノロジーズ・カンパニー・リミテッド 仮想レイヤ２およびそれをスケーラブルにするための機構
JP2013153262A (ja) 2012-01-24 2013-08-08 Mitsubishi Electric Corp レイヤ２スイッチ装置
JP2015061121A (ja) 2013-09-17 2015-03-30 日本電信電話株式会社 ルータ、通信システム、管理方法、および、管理プログラム

Family Cites Families (266)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6628624B1 (en) * 1998-12-09 2003-09-30 Cisco Technology, Inc. Value-added features for the spanning tree protocol
US6801506B1 (en) * 1999-03-31 2004-10-05 Cisco Technology, Inc. Method and apparatus for providing fast spanning tree re-starts
US6987740B1 (en) * 2000-09-11 2006-01-17 Cisco Technology, Inc. STP root guard
US6857027B1 (en) * 2000-11-14 2005-02-15 3Com Corporation Intelligent network topology and configuration verification using a method of loop detection
US20020120769A1 (en) 2000-12-21 2002-08-29 Ammitzboell Benny Loenstrup Multicast traffic control protocol pruning in a layer 2 switch
US7076594B2 (en) * 2000-12-22 2006-07-11 Cisco Technology, Inc. Apparatus and method for preventing one way connectivity loops in a computer network
US7127523B2 (en) * 2001-07-27 2006-10-24 Corrigent Systems Ltd. Spanning tree protocol traffic in a transparent LAN
US7177946B1 (en) * 2001-12-06 2007-02-13 Cisco Technology, Inc. Optimal sync for rapid spanning tree protocol
US7061875B1 (en) * 2001-12-07 2006-06-13 Cisco Technology, Inc. Spanning tree loop guard
JP3967141B2 (ja) * 2002-01-28 2007-08-29 富士通株式会社 フレーム中継システムおよびフレーム中継装置
US7941558B2 (en) * 2002-06-04 2011-05-10 Alcatel-Lucent Usa Inc. Loop elimination in a communications network
US7277455B2 (en) 2002-06-10 2007-10-02 Qualcomm Incorporated Packet flow processing in a communication system
US8462668B2 (en) * 2002-10-01 2013-06-11 Foundry Networks, Llc System and method for implementation of layer 2 redundancy protocols across multiple networks
JP3799010B2 (ja) * 2002-12-19 2006-07-19 アンリツ株式会社 メッシュ型ネットワーク用ブリッジ
CA2511011A1 (en) * 2002-12-20 2004-07-15 Enterasys Networks, Inc. Method and apparatus for determining a spanning tree
US20040210623A1 (en) 2003-03-06 2004-10-21 Aamer Hydrie Virtual network topology generation
US7627654B2 (en) * 2003-06-09 2009-12-01 Foundry Networks, Inc. System and method for multiple spanning tree protocol domains in a virtual local area network
US7480258B1 (en) * 2003-07-03 2009-01-20 Cisco Technology, Inc. Cross stack rapid transition protocol
US8165136B1 (en) 2003-09-03 2012-04-24 Cisco Technology, Inc. Virtual port based SPAN
JP4153524B2 (ja) * 2003-09-18 2008-09-24 インターナショナル・ビジネス・マシーンズ・コーポレーション ネットワークに関する設定の自動切替え
US7478173B1 (en) 2003-12-18 2009-01-13 Wmware, Inc. Method and system for sharing a network connection in a virtual computer system
US7483370B1 (en) * 2003-12-22 2009-01-27 Extreme Networks, Inc. Methods and systems for hitless switch management module failover and upgrade
US7706382B2 (en) 2004-01-30 2010-04-27 Hewlett-Packard Development Company, L.P. Method and system for managing a network having multiple domains
US8130644B2 (en) * 2004-02-18 2012-03-06 Fortinet, Inc. Mechanism for enabling load balancing to be achieved in a loop-free switching path, reverse path learning network
US20050222815A1 (en) 2004-03-31 2005-10-06 Kevin Tolly System and method for testing and certifying products
JP4128974B2 (ja) * 2004-03-31 2008-07-30 富士通株式会社 レイヤ２ループ検知システム
JP4397292B2 (ja) * 2004-07-09 2010-01-13 富士通株式会社 制御パケットループ防止方法及びそれを用いたブリッジ装置
US7463597B1 (en) * 2004-08-27 2008-12-09 Juniper Networks, Inc. Spanning tree protocol synchronization within virtual private networks
US7515589B2 (en) 2004-08-27 2009-04-07 International Business Machines Corporation Method and apparatus for providing network virtualization
US7564779B2 (en) * 2005-07-07 2009-07-21 Alcatel Lucent Ring rapid spanning tree protocol
JP4532253B2 (ja) * 2004-12-20 2010-08-25 富士通株式会社 フレーム転送装置及びフレームのループ抑止方法
GB0501131D0 (en) * 2005-01-20 2005-02-23 Siemens Ag A method of operating a node in a network
US8565124B2 (en) * 2005-03-04 2013-10-22 Nec Corporation Node, network, correspondence relationship generation method and frame transfer program
BRPI0520288A2 (pt) * 2005-06-14 2009-09-15 Ericsson Telefon Ab L M método de processamento de falha em uma rede de pacotes de estrutura de árvore, e, arranjo em uma rede de pacotes de estrutura de árvore
US8325629B2 (en) * 2005-07-15 2012-12-04 Cisco Technology, Inc. System and method for assuring the operation of network devices in bridged networks
IES20050519A2 (en) 2005-08-04 2006-12-13 Asavie R & D Ltd Network communications system and method
US7778205B2 (en) * 2005-08-30 2010-08-17 Cisco Technology, Inc. System and method for implementing virtual ports within ring networks
US7746783B1 (en) 2005-09-14 2010-06-29 Oracle America, Inc. Method and apparatus for monitoring packets at high data rates
CN101268472B (zh) 2005-09-15 2010-09-29 松下电器产业株式会社 内容管理系统及内容管理装置
WO2007043919A1 (en) * 2005-10-11 2007-04-19 Telefonaktiebolaget Lm Ericsson (Publ) Method of generating spanning trees
JP4799118B2 (ja) * 2005-10-14 2011-10-26 株式会社ソニー・コンピュータエンタテインメント 情報処理装置、情報処理システム、通信中継装置および通信制御方法
EP1780943A1 (en) * 2005-10-31 2007-05-02 Hewlett-Packard Development Company, L.P. Discovery of ISO Layer-2 Topology
US7756018B2 (en) * 2005-11-03 2010-07-13 Alcatel Lucent System and method for implementing fast layer 2 protection in passive optical networks
TWI297988B (en) * 2005-11-29 2008-06-11 Inst Information Industry Multiple spanning tree protocol compatible methods, systems and switches for the same
US7801061B2 (en) * 2006-01-10 2010-09-21 Cisco Technology, Inc. Seamless spanning tree upgrade of a linecard
US7756066B2 (en) * 2006-01-10 2010-07-13 Cisco Technology, Inc. Seamless spanning tree restart of a single supervisor
JPWO2007094520A1 (ja) * 2006-02-16 2009-07-09 日本電気株式会社 ノード、ネットワークシステム、フレーム転送方法及びフレーム転送プログラム
US8437352B2 (en) * 2006-05-30 2013-05-07 Broadcom Corporation Method and system for power control based on application awareness in a packet network switch
US20070280238A1 (en) * 2006-05-30 2007-12-06 Martin Lund Method and system for passive loop detection and prevention in a packet network switch
DE102007015226A1 (de) * 2006-09-28 2008-04-03 Siemens Ag Verfahren zum Rekonfigurieren eines Kommunikationsnetzwerks
US7903586B2 (en) * 2006-11-01 2011-03-08 Alcatel Lucent Ring rapid multiple spanning tree protocol system and method
US7995499B2 (en) * 2006-11-23 2011-08-09 Cisco Technology, Inc. Minimizing spanning-tree protocol event processing and flooding in distribution networks
CN100525312C (zh) 2006-11-29 2009-08-05 华为技术有限公司 Mac帧转发的方法及设备
US8121051B2 (en) 2007-02-26 2012-02-21 Hewlett-Packard Development Company, L.P. Network resource teaming on a per virtual network basis
US9344356B2 (en) * 2007-02-28 2016-05-17 Hewlett Packard Enterprise Development Lp Transmitting a packet from a distributed trunk switch
US7792056B2 (en) * 2007-05-11 2010-09-07 The Boeing Company Lightweight node based network redundancy solution leveraging rapid spanning tree protocol (RSTP)
US8615008B2 (en) 2007-07-11 2013-12-24 Foundry Networks Llc Duplicating network traffic through transparent VLAN flooding
US7864712B2 (en) 2007-07-20 2011-01-04 Cisco Technology, Inc. Preventing loops in networks operating different protocols to provide loop-free topology
US20090063706A1 (en) 2007-08-30 2009-03-05 International Business Machines Corporation Combined Layer 2 Virtual MAC Address with Layer 3 IP Address Routing
US7729296B1 (en) * 2007-09-07 2010-06-01 Force 10 Networks, Inc. Distributed BPDU processing for spanning tree protocols
US7860121B2 (en) 2007-10-31 2010-12-28 Cortina Systems, Inc. Forwarding loop prevention apparatus and methods
US20090164522A1 (en) 2007-12-20 2009-06-25 E-Fense, Inc. Computer forensics, e-discovery and incident response methods and systems
EP2079196B1 (en) * 2008-01-08 2010-03-17 Alcatel Lucent Method for protecting a network configuration set up by a spanning tree protocol
JP5029373B2 (ja) 2008-01-11 2012-09-19 日本電気株式会社 ノード、経路制御方法および経路制御プログラム
US7835306B2 (en) * 2008-01-23 2010-11-16 Cisco Technology, Inc. Translating MST instances between ports of a bridge in a computer network
US8325630B2 (en) * 2008-02-29 2012-12-04 Cisco Technology, Inc. Distributed spanning tree protocol on a multi chassis port channel
US8279867B2 (en) * 2008-03-02 2012-10-02 Jeffrey Alan Carley Method and apparatus for reducing flood traffic in switches
JP2009278261A (ja) 2008-05-13 2009-11-26 Toshiba Corp 情報処理装置および通信制御方法
US7873711B2 (en) 2008-06-27 2011-01-18 International Business Machines Corporation Method, system and program product for managing assignment of MAC addresses in a virtual machine environment
US8315157B2 (en) * 2008-07-02 2012-11-20 Cisco Technology, Inc. Graceful removal and/or insertion of a network element
US7983257B2 (en) 2008-07-18 2011-07-19 Emulex Design & Manufacturing Corporation Hardware switch for hypervisors and blade servers
US8441942B1 (en) * 2008-12-03 2013-05-14 Tellabs Operations Inc. Method and apparatus for link level loop detection
EP2368342A1 (en) * 2008-12-11 2011-09-28 Telefonaktiebolaget L M Ericsson (PUBL) Communications network
ES2361545B1 (es) * 2009-02-24 2012-05-08 Universidad De Alcala De Henares Procedimiento de encaminamiento de tramas de datos y puente de red.
US8509618B2 (en) * 2009-05-06 2013-08-13 Ciena Corporation Photonic routing systems and methods for loop avoidance
FR2945690B1 (fr) * 2009-05-13 2011-05-20 Canon Kk Procede et dispositif de parametrage d'un pont au sein d'un reseau de communication.
JP5475112B2 (ja) * 2009-05-13 2014-04-16 テレフオンアクチーボラゲット エル エム エリクソン（パブル） 第２のｓｔｐドメインに向けて接続されている第１のｓｔｐドメイン内のｌ２ｇｐ群を構成設定するための方法及び装置
US8416692B2 (en) 2009-05-28 2013-04-09 Microsoft Corporation Load balancing across layer-2 domains
US8107482B2 (en) * 2009-08-07 2012-01-31 International Business Machines Corporation Multipath discovery in switched ethernet networks
US8675644B2 (en) 2009-10-16 2014-03-18 Oracle America, Inc. Enhanced virtual switch
US9054996B2 (en) 2009-12-24 2015-06-09 Juniper Networks, Inc. Dynamic prioritized fair share scheduling scheme in over-subscribed port scenario
US8345540B2 (en) * 2010-04-13 2013-01-01 Calix, Inc. Virtual snooping bridge in computer networks
US8625466B2 (en) * 2010-05-11 2014-01-07 Calix, Inc. Multi-card network device appearing as single entity in spanning tree network
US8407366B2 (en) 2010-05-14 2013-03-26 Microsoft Corporation Interconnecting members of a virtual network
WO2011159842A2 (en) 2010-06-15 2011-12-22 Nimbula, Inc. Virtual computing infrastructure
CN103270736B (zh) * 2010-06-29 2016-08-10 华为技术有限公司 一种网络设备
BR112012033693B8 (pt) 2010-06-29 2022-07-19 Huawei Tech Co Ltd Componente de rede para encaminhamento de quadro de dados
US9712484B1 (en) 2010-09-28 2017-07-18 Amazon Technologies, Inc. Managing request routing information utilizing client identifiers
US8892724B1 (en) 2010-10-08 2014-11-18 Sprint Spectrum L.P. Assigning a type of address based on expected port utilization
US8730963B1 (en) * 2010-11-19 2014-05-20 Extreme Networks, Inc. Methods, systems, and computer readable media for improved multi-switch link aggregation group (MLAG) convergence
WO2012077126A1 (en) * 2010-12-09 2012-06-14 Tejas Networks Limited A method and system for loop avoidance in a communication network
US8582462B2 (en) 2011-01-14 2013-11-12 International Business Machines Corporation Network communications over shared links in a virtualized environment
US20120182993A1 (en) 2011-01-14 2012-07-19 International Business Machines Corporation Hypervisor application of service tags in a virtual networking environment
US8804748B2 (en) * 2011-03-31 2014-08-12 Nokia Siemens Networks Ethernet Solutions Ltd. Hitless node insertion for Ethernet networks
US8635614B2 (en) 2011-05-14 2014-01-21 International Business Machines Corporation Method for providing location independent dynamic port mirroring on distributed virtual switches
US9154327B1 (en) 2011-05-27 2015-10-06 Cisco Technology, Inc. User-configured on-demand virtual layer-2 network for infrastructure-as-a-service (IaaS) on a hybrid cloud network
US8761187B2 (en) 2011-06-14 2014-06-24 Futurewei Technologies, Inc. System and method for an in-server virtual switch
US8948056B2 (en) * 2011-06-28 2015-02-03 Brocade Communication Systems, Inc. Spanning-tree based loop detection for an ethernet fabric switch
US8935457B2 (en) 2011-07-29 2015-01-13 International Business Machines Corporation Network filtering in a virtualized environment
CN102291300A (zh) * 2011-08-09 2011-12-21 华为技术有限公司 将mstp中的桥加入域的方法、系统及交换机
WO2013026049A1 (en) 2011-08-17 2013-02-21 Nicira, Inc. Distributed logical l3 routing
US8867403B2 (en) 2011-08-18 2014-10-21 International Business Machines Corporation Virtual network overlays
US8856518B2 (en) 2011-09-07 2014-10-07 Microsoft Corporation Secure and efficient offloading of network policies to network interface cards
CN102347881A (zh) * 2011-09-30 2012-02-08 华为技术有限公司 以太环网故障倒换时恢复单播转发业务流的方法及装置
CN102347865B (zh) * 2011-11-04 2015-02-25 华为技术有限公司 一种以太网环路定位方法、交换设备及系统
US9176763B2 (en) 2011-11-28 2015-11-03 Ravello Systems Ltd. Apparatus and method thereof for efficient execution of a guest in a virtualized environment
US8918608B2 (en) 2012-01-09 2014-12-23 Ravello Systems Ltd. Techniques for handling memory accesses by processor-independent executable code in a multi-processor environment
US10560283B2 (en) 2012-01-23 2020-02-11 The Faction Group Llc System and method for a multi-tenant datacenter with layer 2 interconnection and cloud storage
US8660129B1 (en) 2012-02-02 2014-02-25 Cisco Technology, Inc. Fully distributed routing over a user-configured on-demand virtual network for infrastructure-as-a-service (IaaS) on hybrid cloud networks
US9083484B2 (en) * 2012-02-13 2015-07-14 Ciena Corporation Software defined networking photonic routing systems and methods
US9426068B2 (en) 2012-02-24 2016-08-23 Futurewei Technologies, Inc. Balancing of forwarding and address resolution in overlay networks
CN103297257B (zh) * 2012-02-27 2016-10-19 北京东土科技股份有限公司 一种冗余网络的实现方法
US9306832B2 (en) 2012-02-27 2016-04-05 Ravello Systems Ltd. Virtualized network for virtualized guests as an independent overlay over a physical network
US8824297B2 (en) 2012-04-26 2014-09-02 Cisco Technology, Inc. Adaptive storm control
JP5862445B2 (ja) * 2012-05-14 2016-02-16 富士通株式会社 通信装置
US9504089B2 (en) * 2012-05-14 2016-11-22 Broadcom Corporation System and method for wireless station bridging
US20140092725A1 (en) * 2012-05-21 2014-04-03 Telefonaktiebolaget L M Ericsson (Publ) Method and first network node for managing an ethernet network
US9059868B2 (en) 2012-06-28 2015-06-16 Dell Products, Lp System and method for associating VLANs with virtual switch ports
FI20125761L (fi) 2012-06-29 2013-12-30 Tellabs Oy Menetelmä ja laite datakehysmyrskyjen lähteiden ilmaisemiseksi
US9225549B2 (en) * 2012-08-06 2015-12-29 Lenovo Enterprise Solutions (Singapore) Pte. Ltd. Multi-chassis link aggregation in a distributed virtual bridge
US9477505B2 (en) 2012-08-14 2016-10-25 Oracle International Corporation Method for reducing the overhead associated with a virtual machine exit when handling instructions related to descriptor tables
US9174692B2 (en) 2012-10-02 2015-11-03 Acton, Inc. Foldable mobility device
US9065678B2 (en) * 2012-10-24 2015-06-23 Cisco Technology, Inc. System and method for pinning virtual machine adapters to physical adapters in a network environment
CN103780486B (zh) 2012-10-26 2017-03-08 杭州华三通信技术有限公司 一种trill网络中的镜像报文传输方法和设备
US9262242B2 (en) 2012-12-31 2016-02-16 Verizon Patent And Licensing Inc. Machine-to-machine (“M2M”) device client systems, methods, and interfaces
US9008097B2 (en) 2012-12-31 2015-04-14 Mellanox Technologies Ltd. Network interface controller supporting network virtualization
US9304793B2 (en) 2013-01-16 2016-04-05 Vce Company, Llc Master automation service
US9083611B2 (en) 2013-02-21 2015-07-14 Oracle International Corporation Method and system for virtual network interface cards (VNICs) over aggregation spanning multiple switches
US9565099B2 (en) 2013-03-01 2017-02-07 Brocade Communications Systems, Inc. Spanning tree in fabric switches
US9059930B2 (en) * 2013-03-11 2015-06-16 Dell Products L.P. Techniques for management of data forwarding systems while suppressing loops in telecommunications networks
US9432287B2 (en) 2013-03-12 2016-08-30 International Business Machines Corporation Virtual gateways and implicit routing in distributed overlay virtual environments
US9553809B2 (en) 2013-04-16 2017-01-24 Amazon Technologies, Inc. Asymmetric packet flow in a distributed load balancer
US9225483B2 (en) 2013-05-01 2015-12-29 Globalfoundries Inc. Virtual data center bridging exchange (vDCBX) protocol
US20140376550A1 (en) 2013-06-24 2014-12-25 Vmware, Inc. Method and system for uniform gateway access in a virtualized layer-2 network domain
US9197529B2 (en) 2013-07-12 2015-11-24 Nicira, Inc. Tracing network packets through logical and physical networks
US9426060B2 (en) 2013-08-07 2016-08-23 International Business Machines Corporation Software defined network (SDN) switch clusters having layer-3 distributed router functionality
US10009371B2 (en) 2013-08-09 2018-06-26 Nicira Inc. Method and system for managing network storm
US9531676B2 (en) 2013-08-26 2016-12-27 Nicira, Inc. Proxy methods for suppressing broadcast traffic in a network
US9680772B2 (en) 2013-09-09 2017-06-13 Vmware, Inc. System and method for managing configuration of virtual switches in a virtual machine network
US9641389B2 (en) 2013-09-09 2017-05-02 Vmware, Inc. Method and system for recovering from network disconnects by cloning a virtual port
US9405568B2 (en) 2013-09-13 2016-08-02 Microsoft Technology Licensing, Llc Multi-tenant network stack
US9648125B2 (en) 2013-10-04 2017-05-09 Akamai Technologies, Inc. Systems and methods for caching content with notification-based invalidation
US9977685B2 (en) 2013-10-13 2018-05-22 Nicira, Inc. Configuration of logical router
US9374294B1 (en) * 2013-11-05 2016-06-21 Cisco Technology, Inc. On-demand learning in overlay networks
US9548922B2 (en) 2013-11-07 2017-01-17 Cisco Technology, Inc. Enabling scalable virtual machine tracking in a data center fabric
US9729578B2 (en) 2014-01-10 2017-08-08 Arista Networks, Inc. Method and system for implementing a network policy using a VXLAN network identifier
US9419937B2 (en) 2014-01-29 2016-08-16 Vmware, Inc. System and method for dynamically configuring a DNS server in a virtual network environment
US9281954B2 (en) * 2014-04-29 2016-03-08 Arista Networks, Inc. Method and system for protocol independent multicasting in multichassis link aggregation domains
US9648121B2 (en) 2014-05-27 2017-05-09 Ravello Systems Ltd. Source-destination network address translation (SDNAT) proxy and method thereof
US9467385B2 (en) 2014-05-29 2016-10-11 Anue Systems, Inc. Cloud-based network tool optimizers for server cloud networks
JP6388433B2 (ja) * 2014-07-04 2018-09-12 アライドテレシスホールディングス株式会社 ネットワーク機器、通信方法、プログラム、記録媒体
US9858104B2 (en) 2014-09-24 2018-01-02 Pluribus Networks, Inc. Connecting fabrics via switch-to-switch tunneling transparent to network servers
US9900263B2 (en) 2014-09-29 2018-02-20 Alcatel-Lucent Usa Inc. Non-overlay resource access in datacenters using overlay networks
US10757170B2 (en) 2014-10-13 2020-08-25 Vmware, Inc. Cross-cloud namespace management for multi-tenant environments
JP6721166B2 (ja) 2014-10-14 2020-07-08 ミド ホールディングス リミテッド 仮想ネットワークにおける分散型フロー状態ｐ２ｐ設定のためのシステムおよび方法
US9971619B2 (en) 2014-10-15 2018-05-15 Keysight Technologies Singapore (Holdings) Pte Ltd Methods and systems for forwarding network packets within virtual machine host systems
US10348621B2 (en) 2014-10-30 2019-07-09 AT&T Intellectual Property I. L. P. Universal customer premise equipment
CN105704020B (zh) * 2014-11-25 2019-05-17 华为技术有限公司 环路避免方法，设备和系统
JP2016116029A (ja) * 2014-12-12 2016-06-23 富士通株式会社 ネットワーク監視方法、中継装置、および、ネットワーク監視システム
US9860309B2 (en) 2014-12-22 2018-01-02 Vmware, Inc. Hybrid cloud network monitoring system for tenant use
US9621461B2 (en) 2015-01-27 2017-04-11 Vmware, Inc. Media access control (MAC) address table protection in a virtualized computing environment
US9535737B2 (en) 2015-01-30 2017-01-03 Bladelogic, Inc. Dynamic virtual port provisioning
WO2016125554A1 (ja) 2015-02-03 2016-08-11 日本電気株式会社 仮想ネットワークシステム、仮想ネットワーク制御方法、仮想ネットワーク機能データベース、統合制御装置、制御装置およびその制御方法と制御プログラム
EP3259665A4 (en) 2015-02-20 2018-10-10 Pristine Machine, LLC Method to split data operational function among system layers
US10013306B2 (en) 2015-03-18 2018-07-03 OSNEXUS Corporation Data recovery agent and search service for repairing bit rot
US9948579B1 (en) 2015-03-30 2018-04-17 Juniper Networks, Inc. NIC-based packet assignment for virtual networks
US10101981B2 (en) 2015-05-08 2018-10-16 Citrix Systems, Inc. Auto discovery and configuration of services in a load balancing appliance
US9971624B2 (en) 2015-05-17 2018-05-15 Nicira, Inc. Logical processing for containers
US10044606B2 (en) * 2015-06-01 2018-08-07 Ciena Corporation Continuity check systems and methods using hardware native down maintenance end points to emulate hardware up maintenance end points
JP6464932B2 (ja) * 2015-06-05 2019-02-06 株式会社デンソー 中継装置
US10749808B1 (en) 2015-06-10 2020-08-18 Amazon Technologies, Inc. Network flow management for isolated virtual networks
WO2016199005A1 (en) * 2015-06-12 2016-12-15 Telefonaktiebolaget Lm Ericsson (Publ) Multipath forwarding in an overlay network
US9923811B2 (en) 2015-06-27 2018-03-20 Nicira, Inc. Logical routers and switches in a multi-datacenter environment
US10374956B1 (en) 2015-09-25 2019-08-06 Amazon Technologies, Inc. Managing a hierarchical network
US10871981B2 (en) 2015-11-01 2020-12-22 Nicira, Inc. Performing logical network functionality within data compute nodes
CN108293012B (zh) * 2015-11-26 2021-02-09 三菱电机株式会社 中继装置和通信网络
JP2017108231A (ja) 2015-12-08 2017-06-15 富士通株式会社 通信制御プログラム、通信制御方法及び情報処理装置
US10063469B2 (en) 2015-12-16 2018-08-28 Nicira, Inc. Forwarding element implementation for containers
CN106936777B (zh) 2015-12-29 2020-02-14 中移(苏州)软件技术有限公司 基于OpenFlow的云计算分布式网络实现方法、系统
CN108293022B (zh) 2015-12-30 2020-10-09 华为技术有限公司 一种报文传输的方法、装置和系统
US10348847B2 (en) 2016-01-28 2019-07-09 Oracle International Corporation System and method for supporting proxy based multicast forwarding in a high performance computing environment
WO2017160306A1 (en) * 2016-03-18 2017-09-21 Hewlett Packard Enterprise Development Lp Responses to loops in networks having a ring topology
WO2017188866A1 (en) 2016-04-25 2017-11-02 Telefonaktiebolaget Lm Ericsson (Publ) System information configuration update in a wireless communication network
US10333849B2 (en) 2016-04-28 2019-06-25 Nicira, Inc. Automatic configuration of logical routers on edge nodes
US10484331B1 (en) 2016-06-28 2019-11-19 Amazon Technologies, Inc. Security appliance provisioning
US10200343B2 (en) 2016-06-29 2019-02-05 Nicira, Inc. Implementing logical network security on a hardware switch
US10491502B2 (en) 2016-06-29 2019-11-26 Nicira, Inc. Software tap for traffic monitoring in virtualized environment
US10164910B2 (en) 2016-07-13 2018-12-25 Futurewei Technologies, Inc. Method and apparatus for an information-centric MAC layer
US10110469B2 (en) * 2016-07-21 2018-10-23 Cisco Technology, Inc. Detecting and preventing network loops
US10264040B2 (en) 2016-08-03 2019-04-16 Big Switch Networks, Inc. Systems and methods to manage multicast traffic
US10341371B2 (en) 2016-08-31 2019-07-02 Nicira, Inc. Identifying and handling threats to data compute nodes in public cloud
US10389628B2 (en) 2016-09-02 2019-08-20 Oracle International Corporation Exposing a subset of hosts on an overlay network to components external to the overlay network without exposing another subset of hosts on the overlay network
US10135726B2 (en) 2016-10-27 2018-11-20 Vmware, Inc. Virtualization port layer including physical switch port and logical switch port
US10887361B2 (en) 2016-11-01 2021-01-05 Nicira, Inc. Port mirroring in overlay networks
BR112018000116A2 (pt) 2016-11-09 2018-09-04 Huawei Technologies Co., Ltd. método de processamento de pacote em sistema de computação em nuvem, hospedeiro e sistema
CN108156014B (zh) * 2016-12-06 2021-08-13 华为技术有限公司 一种环路故障处理方法和交换机
US20180191525A1 (en) 2016-12-30 2018-07-05 IoT Defense, Inc. Network device using ip address and method thereof
MX2019008936A (es) 2017-01-26 2019-09-11 Walmart Apollo Llc Sistemas y metodos para brindar comunicaciones seguras a proveedores de servicios en la nube.
US10462013B2 (en) 2017-02-13 2019-10-29 Oracle International Corporation Implementing a single-addressable virtual topology element in a virtual topology
US10432426B2 (en) 2017-02-21 2019-10-01 Nicira, Inc. Port mirroring in a virtualized computing environment
US10721157B2 (en) 2017-02-21 2020-07-21 Telefonaktiebolaget Lm Ericsson (Publ) Mechanism to detect data plane loops in an openflow network
US10243840B2 (en) 2017-03-01 2019-03-26 Juniper Networks, Inc. Network interface card switching for virtual networks
US10277535B2 (en) 2017-03-31 2019-04-30 Hewlett Packard Enterprise Development Lp Network switch systems including logical switches
CN108696434B (zh) 2017-04-11 2022-01-14 华为技术有限公司 一种转发数据报文的方法、设备和系统
US10326613B2 (en) * 2017-04-18 2019-06-18 Arista Networks, Inc. Method and system for processing spanning tree protocol (STP) state in a multichassis link aggregation (MLAG) domain
US11006311B2 (en) * 2017-05-16 2021-05-11 Qualcomm Incorporated Ethernet over cellular
US10855805B2 (en) 2017-05-26 2020-12-01 Dell Products L.P. Centralized storage-connected switch port auto-configuration system
US10296370B2 (en) 2017-05-30 2019-05-21 Nicira, Inc. Port mirroring in a virtualized computing environment
US10454809B2 (en) * 2017-06-08 2019-10-22 Vmware, Inc. Automatic network topology detection for merging two isolated networks
US10904101B2 (en) 2017-06-16 2021-01-26 Cisco Technology, Inc. Shim layer for extracting and prioritizing underlying rules for modeling network intents
US10511548B2 (en) 2017-06-22 2019-12-17 Nicira, Inc. Multicast packet handling based on control information in software-defined networking (SDN) environment
US10237230B2 (en) 2017-07-19 2019-03-19 Arista Networks, Inc. Method and system for inspecting network traffic between end points of a zone
US10432420B2 (en) * 2017-07-28 2019-10-01 Cisco Technology, Inc. Methods, devices, and computer-readable media for preventing broadcast loops during a site merge
US10911397B2 (en) 2017-07-31 2021-02-02 Nicira, Inc. Agent for implementing layer 2 communication on layer 3 underlay network
US10542577B2 (en) 2017-08-16 2020-01-21 Nicira, Inc. Connectivity checks in virtualized computing environments
US10572289B2 (en) 2017-08-28 2020-02-25 Red Hat Israel, Ltd. Guest-initiated announcement of virtual machine migration
US10623433B1 (en) 2017-09-25 2020-04-14 Amazon Technologies, Inc. Configurable event-based compute instance security assessments
US10673761B2 (en) 2017-09-29 2020-06-02 Vmware, Inc. Methods and apparatus to improve packet flow among virtualized servers
US10425325B2 (en) 2017-10-30 2019-09-24 Dell Products Lp Optimizing traffic paths to orphaned hosts in VXLAN networks using virtual link trunking-based multi-homing
US11522763B2 (en) 2017-11-29 2022-12-06 Nicira, Inc. Agent-based network scanning in software-defined networking (SDN) environments
US11025537B2 (en) * 2017-12-04 2021-06-01 Is5 Communications, Inc. Multiple RSTP domain separation
US10880112B2 (en) 2017-12-31 2020-12-29 Arista Networks, Inc. Multicast traffic in a virtual extensible local area network (VXLAN)
US11190440B2 (en) 2018-01-19 2021-11-30 Vmware, Inc. Methods and apparatus to configure and manage network resources for use in network-based computing
US10979513B2 (en) 2018-01-30 2021-04-13 Verizon Patent And Licensing Inc. Dynamic service discovery and control of load distribution
US10454824B2 (en) 2018-03-01 2019-10-22 Nicira, Inc. Generic communication channel for information exchange between a hypervisor and a virtual machine
CN110661733B (zh) * 2018-06-29 2021-07-30 智邦科技股份有限公司 网络接口卡、交换卡及线路卡
SE542509C2 (en) * 2018-07-25 2020-05-26 Telia Co Ab Method and apparatus for preventing loops in a network topology
KR102543905B1 (ko) * 2018-08-13 2023-06-15 삼성전자 주식회사 5G Ethernet service를 제공하는 방법 및 장치
US10715449B2 (en) * 2018-08-24 2020-07-14 Dell Products L.P. Layer 2 load balancing system
US10944667B2 (en) * 2018-08-27 2021-03-09 Hewlett Packard Enterprise Development Lp Loop check packets
US10855531B2 (en) 2018-08-30 2020-12-01 Juniper Networks, Inc. Multiple networks for virtual execution elements
US10728145B2 (en) 2018-08-30 2020-07-28 Juniper Networks, Inc. Multiple virtual network interface support for virtual execution elements
US10708082B1 (en) 2018-08-31 2020-07-07 Juniper Networks, Inc. Unified control plane for nested clusters in a virtualized computing infrastructure
US10516599B1 (en) * 2018-08-31 2019-12-24 Hewlett Packard Enterprise Development Lp Link priority for loop-protect
US11310241B2 (en) 2018-09-18 2022-04-19 Microsoft Technology Licensing, Llc Mirroring virtual network traffic
US10834044B2 (en) 2018-09-19 2020-11-10 Amazon Technologies, Inc. Domain name system operations implemented using scalable virtual traffic hub
US11271905B2 (en) 2018-09-21 2022-03-08 Google Llc Network architecture for cloud computing environments
US11316822B1 (en) 2018-09-28 2022-04-26 Juniper Networks, Inc. Allocating external IP addresses from isolated pools
US11159366B1 (en) 2018-09-28 2021-10-26 Juniper Networks, Inc. Service chaining for virtual execution elements
US10862816B2 (en) 2018-10-08 2020-12-08 Oracle International Corporation Cloud computing cluster isolation with authentication and automatic configuration deployment
US10735247B2 (en) * 2018-10-11 2020-08-04 Dell Products L.P. Spanning tree protocol traffic handling system
US11171834B1 (en) 2018-11-16 2021-11-09 Juniper Networks, Inc. Distributed virtualized computing infrastructure management
US10848457B2 (en) 2018-12-04 2020-11-24 Arista Networks, Inc. Method and system for cross-zone network traffic between different zones using virtual network identifiers and virtual layer-2 broadcast domains
US10880210B2 (en) 2018-12-26 2020-12-29 Juniper Networks, Inc. Cloud network having multiple protocols using virtualization overlays across physical and virtualized workloads
US11184295B2 (en) 2018-12-28 2021-11-23 Vmware, Inc. Port mirroring based on remote direct memory access (RDMA) in software-defined networking (SDN) environments
WO2020149772A1 (en) 2019-01-17 2020-07-23 Telefonaktiebolaget Lm Ericsson (Publ) Method and system for central processing unit efficient storing of data in a data center
US11070470B2 (en) 2019-01-22 2021-07-20 Vmware, Inc. Host router in a virtual computing instance
US11349715B2 (en) 2019-02-01 2022-05-31 Arista Networks, Inc. Method and system for consistent policy enforcement through fabric offloading
US11115379B2 (en) 2019-02-28 2021-09-07 Vmware, Inc. Management of endpoint address discovery in a software defined networking environment
US10841226B2 (en) 2019-03-29 2020-11-17 Juniper Networks, Inc. Configuring service load balancers with specified backend virtual networks
US10778465B1 (en) 2019-04-02 2020-09-15 Fortinet, Inc. Scalable cloud switch for integration of on premises networking infrastructure with networking services in the cloud
JP7290997B2 (ja) 2019-05-30 2023-06-14 株式会社日立製作所 クラウド利用支援装置、及びクラウド利用支援方法
US11129023B2 (en) 2019-06-06 2021-09-21 Cisco Technology, Inc. Systems and methods for distributing SD-WAN policies
US11669468B2 (en) 2019-06-28 2023-06-06 Hewlett Packard Enterprise Development Lp Interconnect module for smart I/O
US11316738B2 (en) 2019-08-19 2022-04-26 Juniper Networks, Inc. Vendor agnostic profile-based modeling of service access endpoints in a multitenant environment
US11095557B2 (en) 2019-09-19 2021-08-17 Vmware, Inc. L3 underlay routing in a cloud environment using hybrid distributed logical router
US11265289B2 (en) 2019-11-15 2022-03-01 Cisco Technology, Inc. Distributed network address translation over network environments
US11689455B2 (en) * 2020-05-28 2023-06-27 Oracle International Corporation Loop prevention in virtual layer 2 networks
EP4183119A1 (en) 2020-07-14 2023-05-24 Oracle International Corporation Virtual layer-2 network
US11477116B2 (en) * 2020-08-20 2022-10-18 Nokia Solutions And Networks Oy Loop detection in ethernet packets
US11792134B2 (en) 2020-09-28 2023-10-17 Vmware, Inc. Configuring PNIC to perform flow processing offload using virtual port identifiers
US11451634B2 (en) 2020-11-06 2022-09-20 Arista Networks, Inc. Systems and method for using DCI-ESI to build highly scalable EVPN DCI networks
US11856097B2 (en) 2020-12-23 2023-12-26 Oracle International Corporation Mechanism to provide customer VCN network encryption using customer-managed keys in network virtualization device
US11652743B2 (en) 2020-12-30 2023-05-16 Oracle International Corporation Internet group management protocol (IGMP) of a layer-2 network in a virtualized cloud environment
US11671355B2 (en) 2021-02-05 2023-06-06 Oracle International Corporation Packet flow control in a header of a packet
US11777897B2 (en) 2021-02-13 2023-10-03 Oracle International Corporation Cloud infrastructure resources for connecting a service provider private network to a customer private network

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010148063A (ja) 2008-12-22 2010-07-01 Fujitsu Ltd フレーム転送装置及びフレーム転送方法
JP2013514046A (ja) 2010-05-28 2013-04-22 ホアウェイ・テクノロジーズ・カンパニー・リミテッド 仮想レイヤ２およびそれをスケーラブルにするための機構
JP2013153262A (ja) 2012-01-24 2013-08-08 Mitsubishi Electric Corp レイヤ２スイッチ装置
JP2015061121A (ja) 2013-09-17 2015-03-30 日本電信電話株式会社 ルータ、通信システム、管理方法、および、管理プログラム

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