Building Secure Wireless Networks with 802 11 phần 8 pdf

... Systems, make wireless LAN APs that can provide both 80 2. 11b and 80 2. 11a wireless AP services. If you already have a wireless LAN that uses 80 2. 11b and you want to upgrade to 80 2. 11a wireless LANs, ... use the 80 2. 1X, and then we will add the VPN support to the LAN. Setting Up the 80 2. 1X for Wireless LAN The 80 2. 1X solution we are presenting here consists...

Ngày tải lên: 14/08/2014, 14:20

... Group 45 The 80 2. 15 Working Group 45 The 80 2. 16 Working Group 46 The 80 2. 11 Family of Standards 46 The 80 2. 11 Standard Details 46 80 2. 11 Security 48 Operating Modes 49 Roaming 50 The 80 2. 11 Extensions ... 157 Setting Up Wireless LAN for the 80 2. 11 Ad−Hoc Mode 1 58 Summary 159 Chapter 10: Advanced 80 2. 11 Wireless LANs 160 High Security and Auth...

Ngày tải lên: 14/08/2014, 14:20

... this chapter. Initially, 80 2. 11 standard−based wireless LANs operated at 1 megabit per second (Mbps). Eventually, 80 2. 11b—also known as wireless fidelity, or Wi−Fi, or 80 2. 11 high rate, which is ... the 80 2. 11 standard for wireless local area networking. The basic concepts of 80 2. 11 were based upon Ethernet, which by this time had become the de facto standard...

Ngày tải lên: 14/08/2014, 14:20

... include 80 2. 11b, 80 2. 11a, 80 2. 11g, and 80 2. 11e. We discuss the extensions in the order of their popularity, development status, and general acceptance. 80 2. 11b 80 2. 11b is an extension to 80 2. 11 that ... Offered by 80 2. 11b over 80 2. 11 The 80 2. 11b extension was the product of the 80 2. 11 task group b and was approved in 1999 .80 2. 11b ratifies...

Ngày tải lên: 14/08/2014, 14:20

... used to secure wireless LANs. We talk about security requirements of wireless LANs, the IEEE 80 2. 11 security architecture, the shortcomings of 80 2. 11 security protocols, the future of 80 2. 11 security, ... available wireless LAN technologies. The main security issue with wireless networks, especially radio−frequency−based networks (for example, 80 2. 11 base...

Ngày tải lên: 14/08/2014, 14:20

... Intel branded wireless LAN products based on the IEEE 80 2. 11 standards. 80 2. 11b Products Table 8 .11 shows the major Xircom products based on 80 2. 11b. Table 8 .11: Xircom Products Based on 80 2. 11b XIRCOM WIRELESS ... and catalogs. 80 2. 11b Products Table 8. 8 shows some of the major Linksys wireless products based on 80 2. 11b. Table 8. 8: Linksys Wireless...

Ngày tải lên: 14/08/2014, 14:20

... a bit more secure. To use 80 2. 1X in an 80 2. 11 wireless LAN, you must use the following components: 80 2. 11a− or 80 2. 11b−compliant wireless LAN adapter(s).• Software drivers for the wireless LAN ... your RG−1000 unless 154 Chapter 10: Advanced 80 2. 11 Wireless LANs Wireless LANs based on basic 80 2. 11 standard technologies, for example 80 2. 11b and 8...

Ngày tải lên: 14/08/2014, 14:20

... level of wireless LAN security assigned to the 80 2. 11b wireless LAN specification. 203 Data Privacy The data in a wireless LAN is vulnerable to tampering and spoofing. An adversary within the ... enjoy wireless networking with Lucent's 2.4−GHz, IEEE 80 2. 11b Direct Sequence Spread Spectrum wireless Ethernet standard. No other campus of this size has such complete cover...

Ngày tải lên: 14/08/2014, 14:20

... Vendors Table 8. 5: Major 80 2. 11b Products Table 8. 6: The major ORiNOCO products based on 80 2. 11 Table 8. 7: 5−GHz Migration Products Based on 80 2. 11b Table 8. 8: Linksys Wireless Products Based on 80 2. 11b Table ... 80 2. 11b Table 8. 9: NetGear Products Based on 80 2. 11b Table 8. 10: NETGEAR Products Based on 80 2. 11a Table 8 .11: Xircom Products Based on...

Ngày tải lên: 14/08/2014, 14:20

... Figure 7.3 110 controlled port state to authorize. Using 80 2. 1X to Solve the 80 2. 11 WEP Security Issues The basic 80 2. 1X protocol must be extended to address security issues of 80 2. 11. This is ... adapter does not work with an 80 2. 11a−based AP. It is important to realize that a wireless LAN that consists of 80 2. 11b is a totally separate LAN from one constructe...

Ngày tải lên: 14/08/2014, 14:21