UDP is a connectionless protocol. UDP Flood attacks that change sources and ports will cause performance degradation of network devices that rely on session forwarding.
Even the session table is exhausted, causing the network to be paralyzed. Which of the following options is not a preventive measure for UDP Flood attacks?

When configuring the URL filtering configuration file, www.bt.com is configured in the URL blacklist-item:
At the same time, set it in the custom URL category.
A URL is set as bt.com, and the action of customizing URL classification is a warning. Regarding the above configuration, which of the following statements are correct? (More select)

BY00 The products and textiles provided by the history solution program cover the entire terminal network\Application and management and other fields/include: Serialization BC Equipment, paperless network system network access support, VPN Gateway, terminal security customer ladder software, authentication system, mobile device management(MDN),move eSpace UC.

The user access security solution is one-kind"End to end"Security architecture. The user access security architecture includes three key components:Terminal equipment, network access equipment and access server.

Portal At the time of certification, pass Web After the browser enters the account password for authentication, it prompts"Authenticating.."The status lasts for a long time before it shows that the authentication is successful. Which of the following reasons may cause this phenomenon?