DISTRIBUTED LINK FAILURE RESILIENT LOW LATENCY NETWORK ACCESS CONTROL WITH AUTHENTICATION OFFLOAD

    公开(公告)号:US20250056322A1

    公开(公告)日:2025-02-13

    申请号:US18395023

    申请日:2023-12-22

    Abstract: A network access server (NAS) device on a wireless network at a site is described, the NAS device comprising memory including a policy cache having entries for one or more client devices where each entry includes a last policy action previously identified by a network access control (NAC) system for the respective client device. The NAS device further comprising processing circuitry configured to, upon receipt of an access request for the wireless network from a client device, authenticate the client device. The processing circuitry is configured to, after authentication of the client device, determine whether the client device is included in the policy cache. The processing circuitry is configured to, based on the client device being included in the policy cache, authorize the client device to access the wireless network in accordance with the last policy action for the client device.

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