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公开(公告)号:US09977479B2
公开(公告)日:2018-05-22
申请号:US14579854
申请日:2014-12-22
Applicant: CISCO TECHNOLOGY, INC.
Inventor: Charles B. Schoening , John D. Parello , Tirthankar Ghose , Rachel Ross , Amber Imam
CPC classification number: G06F1/3209
Abstract: A method is provided in one example embodiment and includes receiving a message at a network element configured for routing packets, where the message directs a network device to change its power state; identifying the network device as being associated with a network for which the network element has responsibility; and communicating at least a portion of the message from the network element to the network device.
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公开(公告)号:US20150113299A1
公开(公告)日:2015-04-23
申请号:US14579854
申请日:2014-12-22
Applicant: CISCO TECHNOLOGY, INC.
Inventor: Charles B. Schoening , John D. Parello , Tirthankar Ghose , Rachel Ross , Amber Imam
IPC: G06F1/32
CPC classification number: G06F1/3209
Abstract: A method is provided in one example embodiment and includes receiving a message at a network element configured for routing packets, where the message directs a network device to change its power state; identifying the network device as being associated with a network for which the network element has responsibility; and communicating at least a portion of the message from the network element to the network device.
Abstract translation: 在一个示例实施例中提供了一种方法,并且包括在被配置用于路由分组的网元处接收消息,其中消息指示网络设备改变其功率状态; 将网络设备识别为与网络元件负责的网络相关联; 以及将所述消息的至少一部分从所述网络元件传送到所述网络设备。
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公开(公告)号:US20230379256A1
公开(公告)日:2023-11-23
申请号:US17747562
申请日:2022-05-18
Applicant: Cisco Technology, Inc.
Inventor: Cody Hartsook , John Parello , Tirthankar Ghose , Giles Douglas Yorke Heron , Felix Sebastian Kaechele
IPC: H04L47/127 , H04L67/52 , H04L45/00 , H04L41/0895 , H04L43/12
CPC classification number: H04L47/127 , H04L67/52 , H04L45/14 , H04L41/0895 , H04L43/12
Abstract: In one embodiment, a device obtains path probing data for paths between a set of network nodes wherein a first subset of the set of network nodes are operated by a provider of an online application or service and a second subset of the set of network nodes operated by affiliates. The device generates, based on the path probing data, a performance model of path performances between clients in different geolocations and the online application or service via each of the set of network nodes. The device determines, based on the performance model, a particular node in the second subset should be used as a point of presence for clients located in a particular one of the different geolocations to access the online application or service. The device configures a network overlay including the first subset and the particular node as points of presence for the online application or service.
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公开(公告)号:US11218918B2
公开(公告)日:2022-01-04
申请号:US16939749
申请日:2020-07-27
Applicant: Cisco Technology, Inc.
Inventor: Prashant Kumar , Tirthankar Ghose
Abstract: Techniques for efficient roaming of clients between access points (APs) of a wireless data communications network are described. A first AP receives a request for a first client device to join the network. The request specifies at least a unique identifier for the first client device. An identifier for a second AP is identified by processing the unique identifier using a predefined hash function. The second AP is one of at least two APs configured to each redundantly store network state information relating to the first client device. A network address of the second AP is determined. A first request to is transmitted to the network address, for network state information including a pairwise master key (PMK) and profile information. The PMK and the profile information are received. The first client device is authenticated and a connection is established between the first client device and the network.
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公开(公告)号:US10728807B1
公开(公告)日:2020-07-28
申请号:US16291752
申请日:2019-03-04
Applicant: Cisco Technology, Inc.
Inventor: Prashant Kumar , Tirthankar Ghose
Abstract: Techniques for efficient roaming of clients between access points (APs) of a wireless data communications network are described. A first AP can receive a request for the first client to join the network. The request can specify a unique identifier for the first client. An identifier for a second AP can be determined by processing the unique identifier for the first client using a predefined hash function. A network address of the second AP can be determined using the determined identifier for the second AP. The first AP can transmit a request to the determined network address of the second AP to query for network state information corresponding to the first client, and upon receiving a pairwise master key (PMK) associated with the first client, can authenticate the first client to join the network.
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