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1. 发明授权

US08149837B2 Method of supporting an open provider backbone network 有权
标题翻译：支持开放式提供商骨干网络的方法
公开(公告)号：US08149837B2
公开(公告)日：2012-04-03
申请号：US11873560
申请日：2007-10-17
申请人： Robert Sultan , Lucy Yong , Linda Dunbar
发明人： Robert Sultan , Lucy Yong , Linda Dunbar
IPC分类号： H04L12/56
CPC分类号： H04L12/66 , H04L12/462 , H04L12/4658
摘要： An apparatus comprising a first interface configured to transmit or receive backbone traffic, a second interface configured to transmit or receive non-backbone traffic, and a third interface in communication with the first interface and second interface, the third interface configured to multiplex or demultiplex the backbone traffic and the non-backbone traffic is disclosed, wherein the backbone traffic is traffic that will be, is, or has been B-tagged. Also disclosed is a node comprising a processor configured to implement a method comprising receiving a first data stream comprising backbone traffic, receiving a second data stream comprising non-backbone traffic, and multiplexing the first data stream with the second data stream.
摘要翻译：一种装置，包括被配置为发送或接收骨干流量的第一接口，被配置为发送或接收非骨干流量的第二接口，以及与所述第一接口和第二接口通信的第三接口，所述第三接口被配置为复用或解复用骨干流量和非骨干流量被公开，其中骨干流量是将被，已经或已被B标记的流量。还公开了一种包括处理器的节点，其被配置为实现包括接收包括骨干业务的第一数据流的方法，接收包括非骨干业务的第二数据流，以及将第一数据流与第二数据流进行多路复用。

2. 发明申请

US20120027014A1 Transport Multiplexer-Mechanisms to Force Ethernet Traffic From One Domain to Be Switched in a Different (External) Domain 有权
标题翻译：传输多路复用器机制来强制从一个域切换到不同（外部）域中的以太网业务
公开(公告)号：US20120027014A1
公开(公告)日：2012-02-02
申请号：US13252612
申请日：2011-10-04
申请人： T. Benjamin Mack-Crane , Linda Dunbar , Robert Sultan , Lucy Yong
发明人： T. Benjamin Mack-Crane , Linda Dunbar , Robert Sultan , Lucy Yong
IPC分类号： H04L12/56
CPC分类号： H04L12/4666 , H04L49/354
摘要： A network comprising a switch configured to switch traffic between a plurality of external interfaces via a plurality of virtual interfaces associated with the external interfaces, and wherein the traffic comprises a plurality of external virtual local area network (VLAN) identifiers (VIDs) associated with the external interfaces to select the virtual interfaces. Also disclosed is a network component comprising at least one processor configured to implement a method comprising receiving a frame from a physical port, obtaining an external VID from a VLAN tag in the frame, removing the VLAN tag from the frame, selecting a virtual interface based on the external VID, and delivering the frame to the selected virtual interface.
摘要翻译：一种网络，包括被配置为经由与所述外部接口相关联的多个虚拟接口在多个外部接口之间切换业务的交换机，并且其中所述业务包括与所述外部接口相关联的多个外部虚拟局域网（VLAN）标识符（VID）外部接口选择虚拟接口。还公开了一种网络组件，包括至少一个处理器，其被配置为实现一种方法，该方法包括从物理端口接收帧，从帧中的VLAN标签获取外部VID，从帧中移除VLAN标签，选择基于虚拟接口的在外部VID上，并将帧传递到所选择的虚拟接口。

3. 发明申请

US20110268124A1 Encapsulating Large Ethernet Frames 有权
标题翻译：封装大型以太网帧
公开(公告)号：US20110268124A1
公开(公告)日：2011-11-03
申请号：US13181683
申请日：2011-07-13
申请人： Robert Sultan , Linda Dunbar
发明人： Robert Sultan , Linda Dunbar
IPC分类号： H04L12/56
CPC分类号： H04L12/4633 , H04L12/4625 , H04L41/0213 , H04L41/0677 , H04L43/0811
摘要： A method comprising receiving a data frame, encapsulating the received data frame into a reflected frame message (RFM) encapsulated frame, and if the received data frame causes the RFM encapsulated frame to exceed a maximum service data unit size, either the data frame is truncated or the data frame is split into two smaller frames and those two smaller frames are encapsulated by two separate RFM frames, wherein if a truncation flag is set to true, the data frame is truncated and the truncated data frame is encapsulated in one RFM.
摘要翻译：一种方法，包括接收数据帧，将所接收的数据帧封装成反射帧消息（RFM）封装的帧，并且如果接收到的数据帧导致RFM封装帧超过最大服务数据单元大小，则数据帧被截断或者数据帧被分割成两个较小的帧，并且这两个较小的帧由两个单独的RFM帧封装，其中如果截断标志被设置为真，则数据帧被截断并且截断的数据帧被封装在一个RFM中。

4. 发明授权

US07969888B2 Data communications network for the management of an ethernet transport network 有权
标题翻译：用于管理以太网传输网络的数据通信网络
公开(公告)号：US07969888B2
公开(公告)日：2011-06-28
申请号：US12057426
申请日：2008-03-28
申请人： Robert Sultan , Linda Dunbar , T. Benjamin Mack-Crane , Lucy Yong
发明人： Robert Sultan , Linda Dunbar , T. Benjamin Mack-Crane , Lucy Yong
IPC分类号： G01R31/08 , G06F11/00 , H04L12/28 , H04L12/56
CPC分类号： H04L12/4641 , H04L41/0213 , H04L41/0803 , Y02D30/30 , Y02D30/32
摘要： A communications network comprising a plurality of nodes supporting connection-oriented traffic and connectionless traffic, wherein management traffic between the nodes is propagated as connectionless traffic having a common management identifier. Also disclosed is a communications network component comprising logic that supports connection-oriented traffic and Virtual Local Area Network (VLAN)-based connectionless traffic, wherein the logic propagates management messages as VLAN-based connectionless traffic having a unique VLAN identifier (VID). Included is a communications network component comprising at least one processor configured to implement a method comprising provisioning a unique VID for management messages, and selectively propagating management messages with the unique VID.
摘要翻译：一种通信网络，包括支持面向连接的业务和无连接业务的多个节点，其中节点之间的管理业务被传播为具有公共管理标识符的无连接业务。还公开了一种通信网络组件，其包括支持面向连接的业务和基于虚拟局域网（VLAN）的无连接业务的逻辑，其中逻辑将管理消息作为具有唯一VLAN标识符（VID）的基于VLAN的无连接业务传播。包括的通信网络组件包括至少一个处理器，其被配置为实现包括为管理消息提供唯一VID的方法，以及选择性地传播具有唯一VID的管理消息。

5. 发明申请

US20100272108A1 Media Access Control Bridging in a Mesh Network 有权
标题翻译：网状网络中的媒体访问控制桥接
公开(公告)号：US20100272108A1
公开(公告)日：2010-10-28
申请号：US12762659
申请日：2010-04-19
申请人： T. Benjamin Mack-Crane , Robert Sultan , Linda Dunbar
发明人： T. Benjamin Mack-Crane , Robert Sultan , Linda Dunbar
IPC分类号： H04L12/56
CPC分类号： H04L12/4625 , H04L49/3009 , H04L49/354
摘要： A network comprising a switch configured to learn a source address (SA) for a source node with a source port that receives a frame comprising the SA if the SA is not previously learned on another port and to subsequently forward any frame comprising a destination address (DA) for a destination node that matches the learned SA on the source port associated with the SA. A network comprising a switch configured to flood a frame received on a receiving port if the frame comprises a DA that is not previously learned on a source port and to distinguish the flooded frame from other forwarded frames by labeling the flooded frame, wherein the frame is flooded on a plurality of ports. A method comprising disabling a plurality of filtering database (FDB) entries that correspond to a plurality of addresses that are associated with a port, and sending the addresses in a control frame.
摘要翻译：一种网络，包括：交换机，被配置为：如果所述SA先前未在另一端口上学习并且随后转发包括目的地地址的任何帧，则学习源节点的源地址（SA）具有接收包括SA的帧的源端口（ DA）用于与SA相关联的源端口上学习的SA匹配的目的节点。一种网络，包括：如果所述帧包括先前在源端口上学习的DA并且通过标记所述淹没的帧来区分所述淹没帧与其他转发帧，则将所述帧配置为洪泛接收在接收端口上的帧，淹没在多个端口上。一种方法，包括禁用对应于与端口相关联的多个地址的多个过滤数据库（FDB）条目，以及在控制帧中发送所述地址。

6. 发明申请

US20080279103A1 Network Availability Enhancement Technique for Packet Transport Networks 有权
标题翻译：分组传输网络的网络可用性增强技术
公开(公告)号：US20080279103A1
公开(公告)日：2008-11-13
申请号：US11769534
申请日：2007-06-27
申请人： Lucy Yong , Linda Dunbar , Robert Sultan
发明人： Lucy Yong , Linda Dunbar , Robert Sultan
IPC分类号： H04L12/56
CPC分类号： H04L47/10 , H04L45/00 , H04L45/245 , H04L47/125 , Y02D50/30
摘要： A packet communications network that transports a plurality of traffic over a plurality of server transport paths from a source to a destination, the network comprising: using a load distribution method to distribute each instance of traffic to an individual transport path, thereby avoiding reordering at the destination; enabling all the transport paths to carry the traffic; allowing the network to provision a preferred traffic distribution through a policy setting; and redistributing the traffic when a condition on one of the transport paths changes. Also disclosed is a composite transport group component comprising: a processor configured to implement a method comprising: receiving a server trail failure notification message; and performing a dynamic redistribution of traffic over a plurality of server trails, thereby transporting substantially all of the traffic associated with a class of traffic transported over the server trail associated with the server trail failure notification message.
摘要翻译：一种分组通信网络，其通过多个服务器传输路径从源传输到目的地的多个业务，所述网络包括：使用负载分配方法将每个业务实例分发到单独的传输路径，从而避免在目的地; 使所有运输路径能够承载交通; 允许网络通过策略设置提供首选流量分配; 并且当其中一个传输路径上的条件改变时重新分配流量。还公开了一种复合传输组件组件，包括：处理器，被配置为实现一种方法，包括：接收服务器路径故障通知消息; 以及在多个服务器路径上执行流量的动态重新分配，从而基本上传送与通过与服务器路径故障通知消息相关联的服务器路径传输的流量类别相关联的基本上所有流量。

7. 发明申请

US20080186865A1 Hierarchical Processing and Propagation of Partial Faults in a Packet Network 有权
标题翻译：分组网络中部分故障的分层处理和传播
公开(公告)号：US20080186865A1
公开(公告)日：2008-08-07
申请号：US11672214
申请日：2007-02-07
申请人： Lucy YONG , Linda DUNBAR , Robert SULTAN
发明人： Lucy YONG , Linda DUNBAR , Robert SULTAN
IPC分类号： H04J1/16
CPC分类号： H04L45/28 , H04L41/0893 , H04L47/10 , H04L47/70 , H04L47/746 , H04L47/76
摘要： A communications network component comprising a processor configured to implement a method comprising sending a fault message including degradation data, wherein the degradation data indicates a bandwidth reduction associated with a partial fault is disclosed. Also disclosed is a method comprising receiving a fault message comprising degradation data associated with a fault, determining whether an available bandwidth is less than a bandwidth reserved for a plurality of connections associated with the fault, and modifying the bandwidth reserved for the connections if the available bandwidth is less than the bandwidth reserved for the connection.
摘要翻译：一种通信网络组件，包括被配置为实现包括发送包括退化数据的故障消息的方法的处理器，其中所述劣化数据指示与部分故障相关联的带宽减小。还公开了一种方法，包括接收包括与故障相关联的劣化数据的故障消息，确定可用带宽是否小于为与所述故障相关联的多个连接预留的带宽，以及修改为所述连接预留的带宽，如果可用带宽小于为连接保留的带宽。

8. 发明申请

US20080159309A1 System and method of mapping between local and global service instance identifiers in provider networks 审中-公开
标题翻译：提供商网络中本地和全局服务实例标识符之间的映射的系统和方法
公开(公告)号：US20080159309A1
公开(公告)日：2008-07-03
申请号：US11728878
申请日：2007-03-27
申请人： Robert Sultan , Linda Dunbar
发明人： Robert Sultan , Linda Dunbar
IPC分类号： H04L12/56
CPC分类号： H04L12/462 , H04L12/2852 , H04L12/4654 , H04L12/4658 , H04L12/4662 , H04L45/50 , H04L45/66
摘要： A method of using a domain-global Service Instance identifier at the boundaries between networks is disclosed. The method performs Service VLAN identifier to Service Instance identifier mapping function within a provider bridge when transmitting a service instance across a provider network.
摘要翻译：公开了在网络边界处使用域全局服务实例标识符的方法。当通过提供商网络传输服务实例时，该方法将服务VLAN标识符运行到服务实例标识符映射功能。

9. 发明申请

US20080159290A1 Method of Preventing Transport Leaks in Hybrid Switching Networks 审中-公开
标题翻译：防止混合交换网络中运输泄漏的方法
公开(公告)号：US20080159290A1
公开(公告)日：2008-07-03
申请号：US11691556
申请日：2007-03-27
申请人： Robert Sultan , Linda Dunbar , Lucy Yong
发明人： Robert Sultan , Linda Dunbar , Lucy Yong
IPC分类号： H04L12/56
CPC分类号： H04L45/00 , H04L12/4641 , H04L45/02
摘要： A communications network component comprising a processor configured to implement a method comprising receiving a first data structure comprising a first VID and a first forwarding type, determining whether the first data structure supersedes a second data structure comprising a second VID and a second forwarding type, and replacing the second data structure with the first data structure if the first data structure supersedes the second data structure is disclosed. Also disclosed is a method for maintaining the consistency of a table in a plurality of nodes, comprising receiving a registration of a table comprising a VID and a forwarding type, and distributing the table to a plurality of nodes associated with the registration.
摘要翻译：一种通信网络组件，包括：处理器，被配置为实现包括接收包括第一VID和第一转发类型的第一数据结构的方法，确定所述第一数据结构是否取代包括第二VID和第二转发类型的第二数据结构，以及如果第一数据结构取代第二数据结构，则用第一数据结构替换第二数据结构。还公开了一种用于维持多个节点中的表的一致性的方法，包括接收包括VID和转发类型的表的注册，并将该表分配到与注册相关联的多个节点。

10. 发明申请

US20070064674A1 System for passive alarm propagation and suppression for packet based networks 有权
标题翻译：用于基于分组的网络的被动报警传播和抑制系统
公开(公告)号：US20070064674A1
公开(公告)日：2007-03-22
申请号：US11532951
申请日：2006-09-19
申请人： Linda Dunbar , Robert Sultan
发明人： Linda Dunbar , Robert Sultan
IPC分类号： H04L12/28
CPC分类号： H04L43/0811 , H04L41/0631
摘要： A system for passive alarm propagation and suppression in a communication network is disclosed. The system includes a packet based network including one subset of network providing connectivity to other set(s) of network. The network includes a first edge node and a second edge node; a first customer node connecting to the first edge node and a second customer node connecting to the second edge node; and a replicated alarm suppression table (RAST) residing in the first provider edge node.
摘要翻译：公开了一种用于通信网络中的被动报警传播和抑制的系统。该系统包括基于分组的网络，其包括提供与其他网络集合的连接的网络的一个子集。网络包括第一边缘节点和第二边缘节点; 连接到第一边缘节点的第一客户节点和连接到第二边缘节点的第二客户节点; 以及驻留在第一提供商边缘节点中的复制报警抑制表（RAST）。

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