Building Secure Wireless Networks with 802 11 phần 2 potx

... bytes= 32 time<10ms TTL= 128 Reply from 1 92. 168.0 .2: bytes= 32 time<10ms TTL= 128 Reply from 1 92. 168.0 .2: bytes= 32 time<10ms TTL= 128 Reply from 1 92. 168.0 .2: bytes= 32 time<10ms TTL= 128 6. ... "ping 1 92. 168.0 .2& quot; from the computer with IP address 1 92. 198.0.3. The program should reply with: C:\>ping 1 92. 168.0 .2 Pinging 1 92. 168.0 .2 w...

Ngày tải lên: 14/08/2014, 14:20

... Systems D−E 22 1 F−I 22 2 K−O 22 4 P−R 22 5 S−W 22 7 References 22 9 List of Figures 23 0 Chapter 1: Networking Basics 23 0 Chapter 2: Wireless LANs 23 0 Chapter 4: Is Wireless LAN Right for You? 23 0 Chapter ... 50 The 8 02. 11 Extensions 50 8 02. 11b 50 8 02. 11 a 52 8 02. 11g 53 8 02. 11 Shortcomings 54 Wireless Standards Comparison 55 Summary 55 Chapter 4...

Ngày tải lên: 14/08/2014, 14:20

... include 8 02. 11b, 8 02. 11a, 8 02. 11g, and 8 02. 11e. We discuss the extensions in the order of their popularity, development status, and general acceptance. 8 02. 11b 8 02. 11b is an extension to 8 02. 11 that ... Offered by 8 02. 11b over 8 02. 11 The 8 02. 11b extension was the product of the 8 02. 11 task group b and was approved in 1999 .8 02. 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 8 02. 11 security architecture, the shortcomings of 8 02. 11 security protocols, the future of 8 02. 11 security, ... available wireless LAN technologies. The main security issue with wireless networks, especially radio−frequency−based networks (for example, 8 02. 11 base...

Ngày tải lên: 14/08/2014, 14:20

... GEOGRRAPHIC RANGE 8 02. 11b 11 Mbps 2. 4 GHz 300 meters 8 02. 11a 54 Mbps 5.4 GHz 20 0 meters The devices based on 8 02. 11b arrived on the market earlier than 8 02. 11a and are less expensive than 8 02. 11a−based ... concern you the most. Table 8 .2 shows a sample matrix that compares the basic properties of the 8 02. 11b standard with the 8 02. 11a. Table 8 .2: 8 02....

Ngày tải lên: 14/08/2014, 14:20

... a bit more secure. To use 8 02. 1X in an 8 02. 11 wireless LAN, you must use the following components: 8 02. 11a− or 8 02. 11b−compliant wireless LAN adapter(s).• Software drivers for the wireless LAN ... your RG−1000 unless 154 Chapter 10: Advanced 8 02. 11 Wireless LANs Wireless LANs based on basic 8 02. 11 standard technologies, for example 8 02. 11b and 8...

Ngày tải lên: 14/08/2014, 14:20

... Systems, make wireless LAN APs that can provide both 8 02. 11b and 8 02. 11a wireless AP services. If you already have a wireless LAN that uses 8 02. 11b and you want to upgrade to 8 02. 11a wireless LANs, ... use the 8 02. 1X, and then we will add the VPN support to the LAN. Setting Up the 8 02. 1X for Wireless LAN The 8 02. 1X solution we are presenting here consists...

Ngày tải lên: 14/08/2014, 14:20

... level of wireless LAN security assigned to the 8 02. 11b wireless LAN specification. 20 3 Data Privacy The data in a wireless LAN is vulnerable to tampering and spoofing. An adversary within the ... wide network. Phase Two of Wireless Andrew was deployed in August 20 00. The New Wireless Andrew In August of 20 00, Wireless Andrew was upgraded to use the new IEEE 8 02. 11b D...

Ngày tải lên: 14/08/2014, 14:20

... Based on 8 02. 11a Table 8 .11: Xircom Products Based on 8 02. 11b Table 8. 12: Xircom Products Based on 8 02. 11a Chapter 10: Advanced 8 02. 11 Wireless LANs Table 10.1: A Sample Network Address Table with ... products based on 8 02. 11 Table 8.7: 5−GHz Migration Products Based on 8 02. 11b Table 8.8: Linksys Wireless Products Based on 8 02. 11b Table 8.9: NetGear Pro...

Ngày tải lên: 14/08/2014, 14:20

... Figure 7.3 110 controlled port state to authorize. Using 8 02. 1X to Solve the 8 02. 11 WEP Security Issues The basic 8 02. 1X protocol must be extended to address security issues of 8 02. 11. This is ... that defined by the 8 02. 11 standard. Part 3 of the book utilizes the knowledge that we built in Parts 1 and 2 and guides you through building secure wireless LANs...

Ngày tải lên: 14/08/2014, 14:21