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information. 2. Check the checksum. The receiver checks the checksum Based on the restored plaintext information, separates the restored plaintext information, recalculates the checksum, and checks whether it matches the received checksum. This ensures that only data frames with correct checksum will be accepted by the receiver. 498) this. style. width = 498; "border = 0> Figure 3: WEP decryption process Ii. Preparations before cracking the WEP Key In the following two sections, I will gr

. Most users' IP addresses for broadband Internet access change, so dynamic IP addresses must be converted to static ones. Users who use dynamic IP addresses can combine the dynamic domain name resolution service with the VPN solution to resolve dynamic IP addresses to static ones. Three Common VPN deployment Solutions 1. the VPN Client is installed in a software-only manner. The VPN gateway is installed in the headquarters, and the VPN branch gateway is installed in the branch. The mobile users

Article title: Acer is pushing Linux and Microsoft farther away. Linux is a technology channel of the IT lab in China. Including desktop applications, Linux system management, kernel research, embedded systems and open source, and some other basic categories as the Acer of the world's second largest notebook seller, the purpose of doing so is not to know that the market. For UMPC, the above features are indeed more attractive to consumers, because users who need such

Article title: Dell XPS Linux M1330 for $999. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source. Before that, Dell has published a message saying that it will use the Linux system in more models of laptops. Dell ordered the Linux-based Studio, XPS, and elastic compute service (trend)

accessible, I set up an AP in the living room on the first floor to enhance the signal when using a notebook in the living room. I have set up an AP in the master bedroom on the second floor, so that the husband and wife can use their laptops, desktops, and Internet access in the bedroom; at the same time, it also takes into account the use of laptops for children to access the Internet. In addition, consi

In 1990s, being able to access the Internet was the wish of many friends. Since the 21st Century, how to get a better speed has become the goal of the majority of users. However, just a few years have passed. Since last year, wireless Networks have entered the eyes of common users. I believe many users have considered the wireless networks. Especially for ordinary household and small-and medium-sized enterprise users, wired networks need to be affected by factors such as complex cabling and netw

Wireless networks are increasingly used in office and home environments. Without wiring, users can connect to the network anytime and anywhere, which brings great convenience to our work and life. The following describes some common methods to help you quickly configure wireless networks and enjoy the joy of wireless Internet access. 1. Achieve connection sharing through Wireless Networks Currently, two laptops A and B are installed on Windows. Notebo

In an interview with Wi-Fi users in U. S. Airports and coffee shops, Network World reveals worrying and even fearful Wi-Fi security issues. Laptops are the main business tool for most mobile office workers. It has become a common practice to connect these devices to the Internet through free public Wi-Fi hotspots. What if these mobile office staff comply with the mobile computing security rules? Therefore, we directly interview users. We visited airpo

mobile devices, physical security issues may occur. There are too many cases around us that leak customer identity information and private data due to the loss of laptops and smartphones. Mobility also brings about another important problem: the weakening of terminal control. The network management system enables IT to monitor terminal devices in a fixed network in depth. However, there are few tools that can monitor roaming wireless connections, and

It is rumored that in the near future, 3G wireless networks will replace Wi-Fi wireless networks. Why is that? What is it based on? Please refer to the following for a good discussion on this topic. I hope you will have different opinions. Technical means: Although the wireless broadband technology is very suitable for a wide range of multimedia and enterprise applications, such applications are more used for laptops than mobile phones. 3G and other

For a laptop, it is best not to set the password easily, because the boot password of the laptop is not stored in the CMOS circuit as the PC can be cleared by discharge, currently, newer laptops Store Passwords in several logic circuits on the main board, which cannot be cracked. (for this series of computers, the password can be added to three layers, each layer is encrypted for different devices. If the set password is lost, the computer may be conf

Windows 7 system laptop is set to virtual WiFi hotspot (that is, "wireless router") if there is only one network cable in the home, but there are two or more laptops need to connect to the network, with the help of software, the notebook can be transformed into a wireless router, that is, "WiFi Hotspot ". Taking Windows 7 as an example, it actually comes with WiFi and SoftAp (Virtual Wireless AP) functions. You only need to activate them to turn your

Comments: If you save valuable files on your laptop, you certainly know the importance of protecting the data. However, knowing that something should be done does not necessarily mean that it is being done, because a large number of reports every day indicate that sensitive data of many companies is lost or stolen from their laptops. However, protecting data security is not very difficult or expensive. Here I will know the importance of protecting thi

On June 1, Dell's blog confirmed Dell's plans to slash the price of micro-laptops, launching attacks on Asus, MSI and HP in the "Netbook" notebook market. Dell officially released the news after Dell chief executive Michael Dell presented a new miniature notebook computer at the "All Things Digital" conference in California this week. The details of the matter are not much. However, Dell's blog disclosed that Dell had positioned the micro-notebook c

OverviewCreating an object in the program and setting the properties of the object is what we do for a long time. When you create an object that requires a lot of duplicate code, the code looks less elegant. From the perspective of the responsibility of the class, the business class must implement certain logic, but also responsible for the creation of objects, business class is a bit more. Object creation is also "one thing", we can extract "this matter" from the business code, let the special

, think about the key words in the list of typos. According to the intelligent ABC and Sogou input to experience, I believe that as long as the intentions will certainly have a good harvest. 3. Synonyms and synonyms Synonyms and synonyms must not be missed, such as you are managing the site is to buy a computer: computers, desktops, desktops, laptops, laptops, laptops