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    • 1. 发明申请
    • PEER-TO-PEER TRAFFIC MANAGEMENT BASED ON KEY PRESENCE IN PEER-TO-PEER DATA TRANSFERS
    • 基于对等数据传输的主要存在的对等交通管理
    • US20100212006A1
    • 2010-08-19
    • US12371197
    • 2009-02-13
    • Andrew DolganowJason RusmiselSteve Morin
    • Andrew DolganowJason RusmiselSteve Morin
    • G06F21/00
    • H04L67/104H04L67/1085
    • Various exemplary embodiments relate to a method and related network element including one or more of the following: receiving a plurality of packets belonging to an IP flow, the packets received in a network element in the telecommunications network; performing deep packet inspection (DPI) to identify an application protocol associated with the flow; when the application protocol is a peer-to-peer (P2P) protocol, performing DPI to extract a key from one or more of the packets in the flow, the key uniquely identifying a P2P content item; querying a P2P content database using the key, the P2P content database maintaining a mapping between keys and corresponding traffic management actions; and when the key is located in the P2P content database, performing the traffic management action associated with the key in the P2P content database.
    • 各种示例性实施例涉及包括以下中的一个或多个的方法和相关网络元件:接收属于IP流的多个分组,在电信网络中的网络元件中接收的分组; 执行深度分组检测(DPI)以识别与流相关联的应用协议; 当应用协议是对等(P2P)协议时,执行DPI从流中的一个或多个分组提取密钥,所述密钥唯一地标识P2P内容项; 使用密钥查询P2P内容数据库,P2P内容数据库维护密钥和对应的流量管理动作之间的映射; 并且当所述密钥位于所述P2P内容数据库中时,执行与所述P2P内容数据库中的所述密钥相关联的流量管理动作。
    • 2. 发明申请
    • Compressed IP flow recoginition for in-line, intergrated mobile DPI
    • 压缩IP流量识别,用于在线,整合的移动DPI
    • US20090219930A1
    • 2009-09-03
    • US12071982
    • 2008-02-28
    • Andrew DolganowJason Rusmisel
    • Andrew DolganowJason Rusmisel
    • H04L12/56
    • H04L69/04H04L41/5003H04L41/5087H04L41/509H04L69/22H04L69/24
    • Various exemplary embodiments comprise a method and related device and computer-readable medium including one or more of the following: receiving an uncompressed packet sent from the source node to the destination node during a compression negotiation stage; storing information extracted from the uncompressed packet, the stored information sufficient to uniquely identify flows; receiving a compressed packet sent from the source node to the destination node; associating the compressed packet with an active flow by accessing the stored information and information in the compressed packet; performing deep packet inspection (DPI) to identify an application associated with the active flow; and performing application-specific processing on at least one packet belonging to the active flow. In various exemplary embodiments, the information extracted from the uncompressed packet includes a context identifier used to establish a compression context between a compressor and a decompressor.
    • 各种示例性实施例包括方法和相关设备以及包括以下一个或多个的计算机可读介质:在压缩协商阶段期间接收从源节点发送到目的地节点的未压缩分组; 存储从未压缩分组提取的信息,所存储的信息足以唯一地识别流; 接收从源节点发送到目的节点的压缩包; 通过访问所存储的信息和压缩分组中的信息来将压缩分组与活动流相关联; 执行深度分组检测(DPI)以识别与主动流相关联的应用; 以及对属于所述活动流的至少一个分组执行应用特定处理。 在各种示例性实施例中,从未压缩分组提取的信息包括用于在压缩器和解压缩器之间建立压缩上下文的上下文标识符。
    • 3. 发明授权
    • Peer-to-peer traffic management based on key presence in peer-to-peer control transfers
    • 基于对等控制传输中的关键存在的对等流量管理
    • US07990870B2
    • 2011-08-02
    • US12371234
    • 2009-02-13
    • Andrew DolganowSteve MorinJason Rusmisel
    • Andrew DolganowSteve MorinJason Rusmisel
    • G06F15/173
    • H04L43/026H04L67/104H04L67/18H04L69/22H04W4/02
    • Various exemplary embodiments relate to a method and related network element including: receiving a first plurality of packets transmitted between a peer-to-peer (P2P) client and a P2P central entity; performing deep packet inspection (DPI) to extract a key from one or more of the first plurality of packets, the key identifying a P2P content item; receiving a second plurality of packets; performing DPI to extract location information of at least one P2P peer from one or more of the second plurality of packets; detecting at least one subsequent IP flow between the P2P client and the at least one P2P peer using the extracted location information, the at least one subsequent IP flow relating to a transfer of the P2P content item; and performing a traffic management action on the at least one subsequent IP flow.
    • 各种示例性实施例涉及一种方法和相关网元,包括:接收在对等(P2P)客户端和P2P中心实体之间传输的第一多个分组; 执行深度分组检测(DPI)以从所述第一多个分组中的一个或多个提取密钥,所述密钥识别P2P内容项; 接收第二多个分组; 执行DPI以从所述第二多个分组中的一个或多个提取至少一个P2P对等体的位置信息; 使用所提取的位置信息来检测所述P2P客户端和所述至少一个P2P对等体之间的至少一个后续IP流,所述至少一个后续IP流与所述P2P内容项的传送相关; 以及对所述至少一个后续IP流执行流量管理动作。
    • 4. 发明授权
    • Compressed IP flow recognition for in-line, integrated mobile DPI
    • 压缩IP流量识别,用于在线,集成的移动DPI
    • US08885644B2
    • 2014-11-11
    • US12071982
    • 2008-02-28
    • Andrew DolganowJason Rusmisel
    • Andrew DolganowJason Rusmisel
    • H04L12/28H04L29/06H04L12/24
    • H04L69/04H04L41/5003H04L41/5087H04L41/509H04L69/22H04L69/24
    • Various exemplary embodiments comprise a method and related device and computer-readable medium including one or more of the following: receiving an uncompressed packet sent from the source node to the destination node during a compression negotiation stage; storing information extracted from the uncompressed packet, the stored information sufficient to uniquely identify flows; receiving a compressed packet sent from the source node to the destination node; associating the compressed packet with an active flow by accessing the stored information and information in the compressed packet; performing deep packet inspection (DPI) to identify an application associated with the active flow; and performing application-specific processing on at least one packet belonging to the active flow. In various exemplary embodiments, the information extracted from the uncompressed packet includes a context identifier used to establish a compression context between a compressor and a decompressor.
    • 各种示例性实施例包括方法和相关设备以及包括以下一个或多个的计算机可读介质:在压缩协商阶段期间接收从源节点发送到目的地节点的未压缩分组; 存储从未压缩分组提取的信息,所存储的信息足以唯一地识别流; 接收从源节点发送到目的节点的压缩包; 通过访问所存储的信息和压缩分组中的信息来将压缩分组与活动流相关联; 执行深度分组检测(DPI)以识别与主动流相关联的应用; 以及对属于所述活动流的至少一个分组执行应用特定处理。 在各种示例性实施例中,从未压缩分组提取的信息包括用于在压缩器和解压缩器之间建立压缩上下文的上下文标识符。
    • 5. 发明授权
    • DPI-driven bearer termination for short-lived applications
    • 用于短期应用的DPI驱动的承载终端
    • US08179846B2
    • 2012-05-15
    • US12206364
    • 2008-09-08
    • Andrew DolganowJason Rusmisel
    • Andrew DolganowJason Rusmisel
    • H04W4/00
    • H04W76/38H04W72/00H04W76/10H04W76/27
    • Based on application information received from a DPI device, a downstream device, such as a Radio Network Controller (RNC), optimally implements a dormancy timer policy for short-lived applications, such as email and MMS. In particular, the RNC may initially use a large value for the dormancy timer for these applications. When the RNC receives an indication of the end of the application from the DPI device, the RNC may terminate the connection, thereby immediately freeing up resources. Alternatively, should the DPI device fail to recognize the end of the application, the initial dormancy timer serves as a fail-safe, such that the radio network resources are still released for allocation to another device in the radio network.
    • 基于从DPI设备接收到的应用信息,诸如无线网络控制器(RNC)的下游设备优化地为诸如电子邮件和MMS的短期应用程序实现休眠定时器策略。 特别地,RNC可以最初为这些应用使用较大的休眠定时器值。 当RNC从DPI设备接收到应用结束的指示时,RNC可以终止连接,从而立即释放资源。 或者,如果DPI设备无法识别应用的结束,则初始休眠定时器用作故障保护,使得无线电网络资源仍然被释放以分配给无线电网络中的另一个设备。
    • 6. 发明申请
    • PEER-TO-PEER TRAFFIC MANAGEMENT BASED ON KEY PRESENCE IN PEER-TO-EER CONTROL TRANSFERS
    • 基于对等控制传输中的主要存在的对等交通管理
    • US20100208590A1
    • 2010-08-19
    • US12371234
    • 2009-02-13
    • Andrew DolganowSteve MorinJason Rusmisel
    • Andrew DolganowSteve MorinJason Rusmisel
    • H04L12/26
    • H04L43/026H04L67/104H04L67/18H04L69/22H04W4/02
    • Various exemplary embodiments relate to a method and related network element including: receiving a first plurality of packets transmitted between a peer-to-peer (P2P) client and a P2P central entity; performing deep packet inspection (DPI) to extract a key from one or more of the first plurality of packets, the key identifying a P2P content item; receiving a second plurality of packets; performing DPI to extract location information of at least one P2P peer from one or more of the second plurality of packets; detecting at least one subsequent IP flow between the P2P client and the at least one P2P peer using the extracted location information, the at least one subsequent IP flow relating to a transfer of the P2P content item; and performing a traffic management action on the at least one subsequent IP flow.
    • 各种示例性实施例涉及一种方法和相关网元,包括:接收在对等(P2P)客户端和P2P中心实体之间传输的第一多个分组; 执行深度分组检测(DPI)以从所述第一多个分组中的一个或多个提取密钥,所述密钥识别P2P内容项; 接收第二多个分组; 执行DPI以从所述第二多个分组中的一个或多个提取至少一个P2P对等体的位置信息; 使用所提取的位置信息来检测所述P2P客户端和所述至少一个P2P对等体之间的至少一个后续IP流,所述至少一个后续IP流与所述P2P内容项的传送相关; 以及对所述至少一个后续IP流执行流量管理动作。
    • 7. 发明授权
    • Enhancing routing optimality in IP networks requiring path establishment
    • 在需要路径建立的IP网络中增强路由最优性
    • US07940753B2
    • 2011-05-10
    • US11987319
    • 2007-11-29
    • Andrew Dolganow
    • Andrew Dolganow
    • H04L12/50
    • H04L45/22H04L45/04H04L45/28H04L45/42H04L45/50
    • A system and related method for enhancing routing optimality in IP networks requiring path establishment, including one or more of the following: first and second network clouds including a plurality of communication elements, ones of the plurality of communication elements in the network clouds being first and second communication element, the network clouds having boundaries beyond which each of the plurality of communication elements are unable to see a connectivity between any other communication elements outside the respective network clouds; a path computational element that automatically computes an explicit optimal network route between the first and second communication elements and having an overview of all communication elements in the network clouds, the path computational element providing the computed explicit optimal network route to a routing engine; commissioning a path through the first network cloud and the second network cloud from the first communication element to the second communication element using the provided explicit optimal network route; establishing a path using the computed explicit optimal network route; switching to an alternative route that is inferior to the computed explicit optimal network route upon a failure of the computed explicit optimal network route to function properly; attempting to renegotiate the commissioned path to the computed explicit optimal network route; determining that the explicit optimal network route is again available; and switching the commissioned path back to the computed explicit optimal network route when that route is determined to be again available.
    • 一种用于增强需要路径建立的IP网络中的路由最优性的系统和相关方法,包括以下一个或多个:包括多个通信元件的第一和第二网络云,网络云中的多个通信元件中的一个是第一和 第二通信元件,所述网络云具有超出所述多个通信元件中的每一个不能看到相应网络云外部的任何其他通信元件之间的连接的边界; 路径计算元件,其自动计算所述第一和第二通信元件之间的显式最优网络路由,并具有所述网络云中的所有通信元素的概述,所述路径计算元件将所计算的显式最优网络路由提供给路由引擎; 使用所提供的显式最优网络路由从第一通信元件到第二通信元件调试通过第一网络云和第二网络云的路径; 使用计算的显式最优网络路由建立路径; 当所计算的显式最优网络路由故障正常运行时,切换到劣于所计算的显式最优网络路由的替代路由; 试图重新协商计算的显式最优网络路由的委托路径; 确定显式最优网络路由再次可用; 并且当该路由被确定为再次可用时,将委托路径切换回计算的显式最优网络路由。
    • 9. 发明申请
    • INLINE KEY-BASED PEER-TO-PEER PROCESSING
    • 基于键盘的对等加工
    • US20100211789A1
    • 2010-08-19
    • US12371261
    • 2009-02-13
    • Andrew DolganowSteve Morin
    • Andrew DolganowSteve Morin
    • H04L9/30G06F15/16
    • H04L63/0227H04L63/1441H04L67/104
    • Various exemplary embodiments relate to a method and related network element including one or more of the following: receiving, in a network element in the telecommunications network, a first plurality of packets transmitted from a P2P client to a P2P central entity, the first plurality of packets relating to a request for peer location information; performing deep packet inspection (DPI) to extract a key from the request for peer location information, the key identifying a P2P content item; querying a key storage module using the key to determine whether the key corresponds to a P2P content item for which transfers are to be prevented; and preventing subsequent transfers of the P2P content item between the P2P client and one or more peers that maintain the P2P content item.
    • 各种示例性实施例涉及包括以下一个或多个的方法和相关网络元件:在电信网络中的网元中接收从P2P客户端发送到P2P中心实体的第一多个分组,第一多个 与对等位置信息请求有关的数据包; 执行深度包检测(DPI)从对等位置信息请求中提取密钥,该密钥识别P2P内容项; 使用所述密钥来查询密钥存储模块,以确定所述密钥是否对应于要防止传输的P2P内容项; 并且防止P2P客户端与维护P2P内容项目的一个或多个对等体之间的P2P内容项目的后续传送。
    • 10. 发明申请
    • SCALED ETHERNET OAM FOR MESH AND HUB-AND-SPOKE NETWORKS
    • 用于MESH和HUB和SPOKE网络的扩展以太网OAM
    • US20100188983A1
    • 2010-07-29
    • US12362328
    • 2009-01-29
    • Benjamin D. WashamAndrew DolganowLei Qiu
    • Benjamin D. WashamAndrew DolganowLei Qiu
    • H04L12/26H04L12/28
    • H04L43/0811H04L41/06H04L41/0803H04L41/0856
    • Various exemplary embodiments relate to a method and related network node including one or more of the following: configuring a maintenance domain on a first network node; configuring a maintenance association within the maintenance domain on a first network node; configuring, within the maintenance association, a local maintenance endpoint (MEP) on the first network node; and establishing a plurality of point-to-point connections within the maintenance association, each point-to-point connection established between the local MEP and a respective remote MEP on a respective network node of the plurality of network nodes using an identifier of the respective remote MEP and a Media Access Control (MAC) address of the respective remote MEP, wherein each point-to-point connection enables transmission of unicast CFM messages from the local MEP to the respective remote MEP, and the plurality of point-to-point connections are established within a single maintenance association.
    • 各种示例性实施例涉及包括以下一个或多个的方法和相关网络节点:在第一网络节点上配置维护域; 在第一网络节点上的维护域内配置维护关联; 在所述维护关联内配置所述第一网络节点上的本地维护端点(MEP); 以及在所述维护关联内建立多个点对点连接,使用所述多个网络节点的标识符,在所述多个网络节点的相应网络节点上的所述本地MEP和相应远程MEP之间建立每个点对点连接 远程MEP和相应的远程MEP的媒体访问控制(MAC)地址,其中每个点对点连接使得能够将来自本地MEP的单播CFM消息传输到相应的远程MEP,并且多个点到点 连接建立在一个维护关联中。