IP-Based Next-Generation Wireless Networks phần 9 ppt

... SECURITY IN WIRELESS NETWORKS Many security issues in wireless networks are essentially the same as that in wired networks. However, the open nature of wireless channels makes a wireless system more ... 240 9, November 199 8. 49. TIA/EIA IS-725-A. Cellular radio telecommunications intersystem operations - over- the-air service provisioning (OTASP)&parameter administration (...

Ngày tải lên: 13/08/2014, 22:21

... 2.4 GHz band. ■ 802.11h—A future standard for wireless spectrum management. ■ 802.11i—A standard for enhancing the security of wireless local area networks (WLANs). Preceded by an interim nonstandard ... contains some of the most popular programs for building and peering into wireless networks. The marketing target for most wireless LAN tools is obviously enterprise deployments fo...

Ngày tải lên: 10/08/2014, 12:21

... reflection, 93 wiring rack, 89 WiSentry, 178, 192 – 197 , 192 , 195 , 196 , 197 , 331, 331 WLANExpert, 172, 332, 332 wlan–ng pages, 167, 335 workplace wireless network, 88 95 , 91 access points for, 90 , 92 channel ... 101 Sputnik in, 102 wireless equivalent privacy (WEP) and, 101 wireless LAN (WLAN), 70, 84–85 wireless network adapters, 70–73 Wireless Scanner, 1 59 160, 197...

Ngày tải lên: 10/08/2014, 12:21

... defining standards for wireless IP networks. 1.4.1 3GPP The 3GPP is a partnership or collaboration formed in 199 8 to produce international specifications for third-generation wireless networks. 3GPP specifications ... IP core networks to support radio access networks and provide services to mobile users. IP-based radio access systems are becoming important components of public wir...

Ngày tải lên: 13/08/2014, 22:20

... P-P Fig. 2.40 3GPP2 routing and packet transport 98 WIRELESS IP NETWORK ARCHITECTURES . A9-Air Link (AL) Connected and A9-Air Link (AL) Connected Ack: The A9- Air Link (AL) Connected message is sent ... mobile during the PDP Fig. 2.27 Protocol stacks for transparent to IP networks through 3GPP PS CN 2.1 3GPP PACKET DATA NETWORKS 79 interfaces, respectively. Th e protocol for both the...

Ngày tải lên: 13/08/2014, 22:20

... (CoA), 1 79 180 Challenge=Response, 327 Dynamic Home Agent Address Resolution, 191 Foreign Agent (FA), 1 79 Foreign Network, 1 79 Home Address, 1 79 Home Agent (HA), 1 79 Home Network, 1 79 Mobile-Home ... SERVICE Point-to-Point Protocol (PPP) 3GPP, 85 3GPP2, 96 , 97 , 103, 268, 270, 283, 3 59, 397 Policy-Based QoS Management, 377–378 Policy Control Function (PCF), 138, 3 89 390 P...

Ngày tải lên: 13/08/2014, 22:21

... Person. Commun., December 199 9, pp. 20–28. [25] M. Schwartz, Network management and control issues in multimedia wireless net- works, IEEE Person. Commun., June 199 5, pp. 8–16. [26] A.O. Mahajan,A.J. ... Commun., vol. 12, no. 4, 199 4, pp. 744–750. [ 19] S. Glisic and B. Vucetic, Spread Spectrum CDMA Systems for Wireless Communica- tions. Artech House: Norwood, MA, 199 7. [20] J S. Wu,...

Ngày tải lên: 14/08/2014, 09:21

... concerning wireless computing came to be known generally as the Wireless Initiative. Phase One of Wireless Andrew was released in 199 7. The Initial Wireless Andrew Wireless Andrew consists of wireless ... August 199 4 with an award of $550,000 from National Science Foundation (NSF) for the two−year project to construct a campus−wide wireless LAN. Phase One of Wireless Andrew...

Ngày tải lên: 14/08/2014, 14:20

... 0 9. 65 2.00 20.73 3 29. 85 794 .50 240.87 10 7.25 1.15 15 .93 30.20 46.36 153.51 20 5.85 2.31 39. 48 19. 90 22.54 113.26 30 5.15 1.15 22.42 14.10 16. 29 115.53 40 4.35 1.15 26.54 11.80 12. 49 105.85 ... in wireless networks Seamless mobility is one of the challenges in wireless networks. With the proliferation of new types of wireless access technologies (e.g., WiFi, WiMAX...

Ngày tải lên: 19/06/2014, 19:20

... different types of event detection schemes on WSN networks. 8. References Ai, C., Hou, H., Li, Y. and Beyah, R. (20 09) Ad Hoc Networks, 7, 599 -613. Akyildiz, I. F., Su, W., Sankarasubramaniam, ... CA, USA. Guralnik, V. and Srivastava, J. ( 199 9) In The Fifth ACM SIGKDD International Conference on Knowledge Discovery & Data Mining (KDD -99 )ACM, San Diego, CA, USA, pp. 33-42...

Ngày tải lên: 20/06/2014, 05:20