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    How does a firewall determine stateful session timeouts for long-lived connections?

    Asked on Saturday, Nov 29, 2025

    Firewalls determine stateful session timeouts for long-lived connections by monitoring the state of each session and applying predefined timeout values based on the protocol and connection activity. S…

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    What steps ensure secure DNS forwarding in multi-resolver environments?

    Asked on Friday, Nov 28, 2025

    In multi-resolver environments, ensuring secure DNS forwarding involves configuring DNS resolvers to handle queries safely and efficiently, while preventing unauthorized access and data leakage. This …

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    What can lead to DHCP starvation attacks in public access networks?

    Asked on Thursday, Nov 27, 2025

    DHCP starvation attacks occur when an attacker floods a network with DHCP requests, exhausting the available IP addresses in the DHCP pool, which can prevent legitimate users from obtaining network ac…

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    How does MAC address flapping occur on improperly configured trunks?

    Asked on Wednesday, Nov 26, 2025

    MAC address flapping occurs on improperly configured trunks when the same MAC address is seen on different interfaces or VLANs, causing switches to rapidly update their MAC address tables. This typica…

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