Có 80+ tài liệu thuộc chủ đề "sử dụng Network"
tailieu.vn Xem trực tuyến Tải xuống
Another example is to sort through a company’s trash looking for records that might help the culprit crack a password. Make sure to instruct your company’s employees carefully to never give out their password to anyone over the telephone and also that IT people usually never need to ask anyone’s password.. N You’re better off if you can host the...
tailieu.vn Xem trực tuyến Tải xuống
Network Disaster Recovery. N etwork servers contain vital resources for a company, in the form of information, knowledge, and invested work product of the company’s employees. If they were suddenly and permanently deprived of these resources, most companies would not be able to continue their business uninterrupted and would face losing millions of dollars, both in the form of lost...
tailieu.vn Xem trực tuyến Tải xuống
Disaster Recovery Plans. A disaster recovery plan is a document that explores how a network recovers from a disaster that either imperils its data or stops its functioning. A company’s external financial auditors often require annual disaster recovery plans, because of the data’s importance to the business and the effect that such a network failure would have on a company.....
tailieu.vn Xem trực tuyến Tải xuống
You don’t need to work with computers for very long before you observe firsthand the importance of good backups. In cases such as these, jobs are saved or lost based on the quality of the backups in place and the ability to restore that important data.. N How much time is available to make the backup? Make sure that you...
tailieu.vn Xem trực tuyến Tải xuống
This lets you restore any of the previous three days’ data. In the standard GFS scheme, where full backups are made all the time, you could restore a file from any given day for a week’s time, for any given end of the week (Friday) for a month’s time, or for any given month for a year’s time. You could...
tailieu.vn Xem trực tuyến Tải xuống
NOTE These days, some processors have multiple processor cores on the same chip. Database servers, on the other hand, are processor-hungry and definitely benefit from as many processors as possible running at the fastest possible speed. Managing multiple processors requires a lot of overhead work on the part of the operating system. Another part has to do with the number...
tailieu.vn Xem trực tuyến Tải xuống
N Ultra2 SCSI Yet another enhancement of the SCSI standard, Ultra2 SCSI doubles (yet again) the performance of Ultra SCSI. N Ultra640 SCSI Another doubling of the SCSI interface speed, Ultra640 SCSI was promulgated as a new standard in early 2003.. Because of all the different standards, it’s a good idea to make sure you purchase matched components when building...
tailieu.vn Xem trực tuyến Tải xuống
Any of these errors might indicate a current or impending problem with the server. For example, a 1-bit memory error that is corrected by the system’s ECC memory might not cause a problem for the server because it was corrected, but it might indicate that a RAM chip or bank of RAM is starting to experience trouble. Similarly, climbing temperatures...
tailieu.vn Xem trực tuyến Tải xuống
TIP Remember that it’s not really “cricket” to rely on the expertise of a particular supplier to help you select a server and answer any presales questions you have, and then to purchase the server from some mail-order supplier with a slightly lower price. This is not to say that you should pay a lot more for a piece of...
tailieu.vn Xem trực tuyến Tải xuống
In fact, the network is designed to support the desktop computers’ work, rather than the other way around. Maintaining desktop computers is also the task on which you often spend the most time in managing a network, so their purchase, implementation, and management are important. You can have the best network in the world, but if your desktop computers aren’t...
tailieu.vn Xem trực tuyến Tải xuống
N Is the vendor sufficiently successful and stable that you can expect the company to be around for the entire useful life of the unit?. If you know that the application maker has built the application using a particular make, you can reduce your risk of having trouble with that application by considering using the same brand in your organization.....
tailieu.vn Xem trực tuyến Tải xuống
Regardless of whether you’re building a brand-new network from scratch or renovating an existing network, the tools you use are much the same, and the process of designing the network is also much the same. The concept is actually simple: You assess the needs that the network must meet and then you design to meet those needs.. Even in an...
tailieu.vn Xem trực tuyến Tải xuống
These basic questions are fairly easy to answer as a whole, but you need to break them down further to make sure no holes in the network design could lead to problems.. For example, it might be easy to determine that the network must be able to support up to 100 Mbps of bandwidth, but you need to know how,...
tailieu.vn Xem trực tuyến Tải xuống
The point is that you must determine how important these issues are to the company for which you are designing the network. Then you can propose different solutions to address these needs and factor them into the rest of your design.. The final area to consider is the expected growth of the network, particularly if the company expects this growth...
tailieu.vn Xem trực tuyến Tải xuống
Installing and Setting Up Windows Server 2008. I n this chapter, you learn how to install Windows Server 2008. Before you install Windows Server 2008, however, you first must conduct a variety of preinstallation checks that prepare the system for the process. Understanding Windows Server 2008 Editions. Windows Server 2008 is an entire family of products, all built on essentially...
tailieu.vn Xem trực tuyến Tải xuống
Testing the Server Hardware. You found all your server hardware in the Windows Server 2008 HCL, you made sure your server is adequately sized, you purchased it, and you have your shiny new Windows Server 2008 DVD-ROMs sitting there, all ready to be installed. Before installing any network operating system (NOS), particularly on a server that will be used for...
tailieu.vn Xem trực tuyến Tải xuống
You see the screen shown in Figure 16-2. You are prompted to enter your Windows Server 2008 product key, as shown in Figure 16-3. Figure 16-1. If you did not enter a product key, you are next prompted for the edition of Windows Server 2008 you are installing, as shown in Figure 16-4. You are asked whether to perform an...
tailieu.vn Xem trực tuyến Tải xuống
Performing the Initial Configuration. To complete the setup of Windows Server 2008, you use the Initial Configuration Tasks window and work through the numbered items shown in Figure 16-10.. Figure 16-6. Figure 16-7. box, click the Internet Protocol Version 4 item in the list, as shown in Figure 16-11, and then click the Properties button. The Internet Protocol Version 4...
tailieu.vn Xem trực tuyến Tải xuống
Figure 16-11. Clicking the Add Roles link starts the Add Roles Wizard, as shown in Figure 16-15. Figure 16-12. I do, however, recommend that you look through the list in the Add Features Wizard, as shown in Figure 16-16, so that you understand the types of features are available.. Figure 16-13. This starts the Active Directory Domain Services Installation Wizard,...
tailieu.vn Xem trực tuyến Tải xuống
Chapter 16: Installing and Setting Up Windows Server 2008. Your choices are Windows Server 2000, Windows Server 2003, and Windows Server 2008. Choose Windows Server 2000 or 2003 functional levels if you wish the server to be compatible with domain controllers running those versions. For this example, choose the Windows Server 2008 functional level.. Congratulations! With the preceding steps, you...