Aruba Networks Patent Grants

Adaptive resource allocation in congested wireless local area network deployment

Granted: August 15, 2017
Patent Number: 9736719
The present disclosure discloses a method and a network device for adaptive resource allocation in congested wireless local area network deployment. Specifically, a network device dynamically assigns priorities of client devices associated with a remote access point based at least on an application type or a traffic type corresponding to each client device. Further, the network device transmits the priorities of the client devices to the remote access point in response to the wired…

Modifying feedback information to control a source device

Granted: August 15, 2017
Patent Number: 9736720
A non-transitory computer readable medium includes instructions which, when executed by one or more processors cause performance of operations, including: receiving feedback information related to a receipt of packets by a receiving device, the packets being transmitted by a source device, modifying the feedback information to obtain modified information related to the receipt of the packets by the receiving device, and transmitting, to the source device, the modified information related…

Architecture of managing beacons using access points

Granted: August 15, 2017
Patent Number: 9736870
Described herein are systems, methods and computer program products for controlling operation of wireless beacons, such as Bluetooth Low Energy beacons. Multiple beacons may be controlled centrally or may work together in a cooperative fashion such that signals can be exchanged between or repeated by beacons in order to allow for signals received at one beacon to reach another beacon without requiring further central interaction. Power settings of beacons may be altered to change power…

Delivering and managing multicast traffic over wireless LANs

Granted: August 8, 2017
Patent Number: 9729337
Processing of MLD control packets in an access point (AP) connected to a digital network. According to the present invention, an AP in a network converts MLD queries from multicast to unicast and sends these unicast packets to each client of the AP. These MLD query packets may be filtered or restricted by per-user client rules These MLD query packets may also be tagged as high priority packets to speed their delivery. The AP also suppresses the retransmission of MLD Join packets to…

Power save aware multicast support

Granted: August 8, 2017
Patent Number: 9730155
The present disclosure discloses a system and a method for providing power save aware multicast support. Specifically, a network device first determines that each of a first subset of client devices, of a plurality of client devices, is associated with a first characteristic indicating that the first subset of client devices is not in a power save mode. Based at least on the first determination, the network device transmits a message in a multicast format to the first subset of client…

Method and system for partitioning wireless local area network

Granted: August 8, 2017
Patent Number: 9730269
The present disclosure discloses a method and system for partitioning WLAN in order to separate network traffic from different WLANs. Specifically, a network device receives a packet from a client connected to a first network device on an access network. The network device then determines that the received packet is associated with a VLAN that is pre-configured on the first network device based on the access network to which the client is connected. Furthermore, the network device…

Mitigating wireless networking problems of a wireless network

Granted: August 1, 2017
Patent Number: 9720760
Systems, methods and apparatuses for mitigating a wireless networking problem of a wireless network are disclosed. One method includes determining, by an analytics engine, a problem associated with the wireless network, wherein the analytics engine is operative as a central intelligence for detection, analyzing, classifying, root-causing, or controlling the wireless network. The method further includes receiving, by the analytics engine, a collected user input and state information,…

System, apparatus and method for managing client devices within a wireless network

Granted: August 1, 2017
Patent Number: 9723491
According to one embodiment, a system and computer-readable storage medium for storage of software directed to the management of associations between network devices is described. The computer-readable storage medium comprising instructions which, when executed by at least one hardware processor on a network device, causes performance of operations, comprising: (1) determining a desired operating state for a client device under analysis, the client device being associated with a first…

System and method for determining deterioration in call quality between one or more wireless end-users based on codec characteristics

Granted: July 25, 2017
Patent Number: 9716739
The present disclosure discloses a system and method for determining deterioration in call quality between one or more wireless end-users based on codec characteristics. Specifically, a network device determines a codec associated with a call between two client devices. Then, the network device determines a transmission rate based on the codec. Moreover, the network device estimates a number of packets to be received by an access point that a first client device is associated with based…

Device abstraction in autonomous wireless local area networks

Granted: July 18, 2017
Patent Number: 9712383
According to embodiments of the present disclosure, a managed network device assigns to itself an IP address, in absence of a DHCP service, in a link local address space within a wireless network. The system further responds to a network frame received from another device based on the assigned IP address in the link local address space. The network frame can be a network traffic frame, a control path frame, and/or a management frame. The control path frame comprises a source IP address…

Client device address assignment following authentication

Granted: July 18, 2017
Patent Number: 9712489
Methods and systems are described for assigning the proper internet protocol (IP) address to a client device following authentication of the client device on a network. In particular, at commencement of an authentication procedure of the client device, a role is associated with the client device that denies all DHCP renews/requests. By assigning a role to the client device 103 with a “deny DHCP renew/request” rule at the commencement of an authentication procedure, the systems and…

Method and apparatus for avoiding double-encryption in site-to-site IPsec VPN connections

Granted: July 18, 2017
Patent Number: 9712504
A system and a method are described that reduce or eliminate inefficiencies caused by double encryption in network tunnel communications. In particular, a set of virtual tunnels may be established that require a lower level of encryption in comparison to a full-encryption tunnel. Upon determining that a session is end-to-end encrypted, the system and method described herein may assign the session to one of the virtual tunnels instead of the full-encryption tunnel. By intelligently…

System and method for displaying mobility trails for mobile clients

Granted: July 18, 2017
Patent Number: 9712975
The present disclosure discloses a system and a method for displaying mobile trails for mobile client devices. Specifically, a network device obtains a plurality of performance measurements and a corresponding plurality of physical locations for a client device over a period of time. Then the network device generates a plurality of visual representations for the client device over the period of time, each visual representation representing a respective performance measurement and a…

Session aware access point load balancing

Granted: July 18, 2017
Patent Number: 9713051
The present disclosure discloses a method and a network device for session aware access point load balancing. Specifically, a network device monitors data corresponding to a plurality of client devices associated with a first access point. Then, the network device determines whether the data matches particular criteria. Responsive to determining that the data matches the particular criteria, the network device select at least a first client device of the plurality of client devices for…

Method for RF management, frequency reuse and increasing overall system capacity using network-device-to-network-device channel estimation and standard beamforming techniques

Granted: July 11, 2017
Patent Number: 9706415
Disclosed is a system, apparatus, and method for RF management using network-device-to-network-device channel estimation and standard beamforming techniques. The exemplary method comprises: obtaining a first information corresponding to a first device that is a target device for transmitting at least one of a plurality of wireless signals by a network device; obtaining a second information corresponding to a second device that is to be avoided by propagation of any wireless signals…

Adaptive management of wireless clients based on clients radio behaviors and capabilities

Granted: July 11, 2017
Patent Number: 9706491
The present disclosure discloses a method and network device for adaptive management of wireless clients based on clients' radio behaviors and capabilities. Specifically, a disclosed network device can dynamically select a location tracking mechanism based on a probing characteristic of a client device. The disclosed network device can also dynamically selects a communication mechanism based on a power saving characteristics of a client device. Moreover, the disclosed network device can…

System, apparatus and method for intergrated wireless link management for a multi-polarized antenna system

Granted: July 4, 2017
Patent Number: 9698883
According to one embodiment of the disclosure, a non-transitory computer-readable medium comprising instructions which, when executed by one or more hardware processors, causes performance of operations. One of these operations comprises transmitting, from a first device to a second device, a first plurality of frames using a first polarization configuration for a first antenna corresponding to the first device. Based on feedback information associated with the first plurality of frames,…

Determining location based on both a detected location and a predicted location

Granted: July 4, 2017
Patent Number: 9699618
A system and method is described that computes an estimated current location for a client device based on both the detected current location and the predicted current location of the client device. By utilizing the predicted current location, the system and method may account for and compensate for anomalies and inaccuracies in the detected current location. Accordingly, the system and method provides a more accurate estimation for the current location of the client device based on…

System and method for conveying information using broadcast frames

Granted: June 27, 2017
Patent Number: 9693204
The present disclosure discloses a system and a method for conveying information using broadcast frames. Specifically, a network device detects a first wireless signal comprising a beacon frame transmitted by an access point in a network. The network device then identifies a radio Frequency (RF) channel indicated in the beacon frame. Responsive to identifying the RF channel in the beacon frame, the network device selects the RF channel to convey information to one or more network…

Adaptive methods for optimizing sounding and channel feedback overhead in SU-MIMO and MU-MIMO beam forming

Granted: June 20, 2017
Patent Number: 9686004
Disclosed herein is a system, apparatus, and method for optimizing sounding and feedback overhead in a wireless digital network utilizing a beamforming technique by adaptively changing the frequency of sounding transmissions. The exemplary method comprises: transmitting a first plurality of sounding frames based on a first sounding interval, wherein the first sounding interval is a first period of time between transmissions of two sounding frames in the first plurality of sounding…