dynamic host configuration protocol in mobile computing ppt

Ngày tải lên: 04/08/2013, 16:15

... scope: DHCP DHCP (Dynamic Host Configuration Protocol) là một giao thức dùng để cấp địa chỉ IP động cho các máy clients. Quá trình xin địa chỉ IP động trải qua 4 bước:  DISCOVERY: Máy client gửi gói tin broadcast ... kiếm server.  DHCP Offer: Khi một DHCP server nhận được gói tin discovery từ client, nó sẽ gửi trả một gói tin DHCP offer. Gói tin này chứa địa chỉ MAC của client, địa chỉ IP dự định cấp cho ... client, nó gửi trả gói tin DHCP Ack cho client. Gói tin này xác nhận lại các thông số như địa chỉ IP, subnet mask, thời gian được phép sử dụng … cấp cho client đó. Quá trình xin IP thông qua DHCP...

Ngày tải lên: 26/12/2013, 01:18

... gì thêm Chọn Yes, i want to configure these options now 5 of 17 DHCP Replay Agent – Dynamic Host Configuration Protocol Replay Agent Như vậy ta đã hoàn tất xong việc test DHCP cho mạng 172.16.1.0/24. ... dạng Obtain an IP Address automatically 12 of 17 Bật máy Router 02 lên (trong ví dụ này chính là máy PC03 và cũng chính là máy DHCP Replay Agent) tại General nhấp phải vào chọn New Routing Protocol Chọn ... DHCP 2 of 17 Tiếp tục nhấp phải vào DHCP Replay Agent chọn New Interface Chọn Card Cross. 14 of 17 WINS chính là IP máy cài dịch vụ WINS, tuy nhiên ta cũng chưa tìm hiểu đến lĩnh vực này nên tại...

Ngày tải lên: 18/04/2014, 07:29

... Phần 1 DHCP (Dynamic Host Configuration Protocol) Server là máy chủ được dùng để cấp phát địa chỉ IP động cho các máy trạm trong một hệ thống mạng. Trên các phiên bản trước như Windows 2000 ... để lắng nghe yêu cầu của máy trạm Nhập thông tin về domain và các DNS Server 6. Trong màn hình Specify Ipv4 WINS Server Settings, bạn chọn WINS is not required for applications on this network. ... server. Sau đó, bấm nút Next. Lưu ý : IPv6 (Internet Protocol Version 6) là giao thức Internet thế hệ kế tiếp, được thiết kế để thay thế cho giao thức Internet đang được sử dụng phổ biến hiện nay...

Ngày tải lên: 08/06/2014, 07:10

... ®Æt DHCP (Dynamic Host Configuration Protocol) - Giíi thiÖu DHCP - Ho¹t ®éng DHCP - Híng dÉn cµi ®Æt dÞch vô DHCP Chapter 2 CÊu h×nh vµ cµi ®Æt DHCP (Dynamic Host Configuration Protocol) Cµi ... h×nh Chapter 2 Cấu hình và cài đặt DHCP (Dynamic Host Configuration Protocol) - Máy client sẽ lựa chọn 1 trong các lời đề nghị (DHCPOFFER) và gửi broadcast lại gói tin DHCPREQUEST chấp nhận lời đề nghị ... Chapter 2 Cấu hình và cài đặt DHCP (Dynamic Host Configuration Protocol) Hoạt động của giao thức DHCP Giao thức DHCP làm việc theo mô hình client/server....

Ngày tải lên: 14/06/2014, 15:31

Ngày tải lên: 27/06/2014, 00:20

... at Tokyo Institute of Technology (TIT), Japan. He received the ME degree in Information Science and Engineering from TIT in 2002. His research interests are speech information processing, especially ... convinced that computer scientists, engineers, and others who work in the area of spoken multimodal dialogue systems, no matter if in academia or in industry, may find the volume interesting ... work. XI Introduction Spoken multimodal human-computer interfaces constitute an emerging topic of interest not only to academia but also to industry. The ongoing migra- tion of computing and information...

Ngày tải lên: 17/02/2014, 20:20

... Conclusion is drawn in Section 4. 2. Delegation Protocol with Limits on Reading Times Whenamobilereaderisinanoff-line access situation, we try to limit its reading times. Hence, we propose a protocol that ... occasion. Hence, a mobile reader has been developed in recent years to combine mobile technology with traditional RFID systems, through the integration of reading chips, PDA, and mobile devices, hence mobile ... synchronization,” in Proceedings of the 2nd International Conference on Electrical and Electronics Engineering (ICEEE ’05), pp. 5–8, September 2005. [9] M. H. Yang and J N. Luo, “Authentication protocol in mobile...

Ngày tải lên: 21/06/2014, 11:20

Ngày tải lên: 28/06/2014, 08:20

... logging without compromising performance. The cost of cloud computing in information security management includes the costs of migrating, implementing, integrating, training, and redesigning. ... allowing business continuity in an event of a security hole. 5.2 Weaknesses Cloud computing weakness include list of issues such as the security and privacy of business data being hosted in ... and attacking. Many enterprises are seriously looking into cloud computing to save cost, in the not too distance future cloud computing adoption rate will skyrocket and cloud computing vulnerability...

Ngày tải lên: 05/03/2014, 23:20

... Processing Analysis The SR signal processing functions are as follows: † FEC channel encoding and decoding: this can include a CRC, convolutional and turbo encoding/decoding; † Interleaving/de-interleaving: ... and 3G) terminal, one can consider the ‘‘ Velcro’’ solution consisting of assembling two single mode terminals in the same case, with minimal hooks needed to allow inter-system monitoring. This ... chain of transfers autonomously. Such DMA engines are ideal for transferring data in and out of LCC units with minimal DSP intervention. This reduces or even eliminates DSP overhead in performing...

Ngày tải lên: 06/03/2014, 12:20

... jQuery Mobile Framework 61 Adding jQuery Mobile to Your Site 61 Using Data Roles 63 Creating a Simple Page 65 Understanding the Mobile Initialization Event 69 Using the pageinit Event Instead ... 363 21 Learning to Minify Everything 381 22 Using Mobile Device Emulators 397 23 Building an App with PhoneGap and jQuery Mobile 419 24 Including jQuery Mobile with WordPress 443 Index 465 www.it-ebooks.info ptg8286219 4 ... questions. www.it-ebooks.info ptg8286219 In my years of learning, training, and teaching programming, I have rarely come across an individual with Phil Dutson’s ability to explain code. Whether you are a beginner,...

Ngày tải lên: 22/03/2014, 21:20

... reactive routing protocols. Nakaoka et al. (2006) propose LQHR. In LQHR, each node maintains routing information produced by an existing proactive routing protocol and measures link quality ... aware Routing in Wireless Ad-hoc Networks 281 Marco Fotino and Floriano De Rango Routing in Ad Hoc Networks 297 Routing in Mobile Ad Hoc Networks 299 Fenglien Lee Fault-Tolerant Routing in Mobile ... searching to the link-state routing mechanism in the original OLSR. In Fig. 11, we also find that when the inter-node distance is equal to or longer than 32.5 m, the number of routing packets in...

Ngày tải lên: 20/06/2014, 06:20

... specific routing protocol with the intention of having required QoS. In addition, QoS approaches can be categorized as independent and dependent based on the interaction between the routing protocol ... deciding the time when congestion begins. Furthermore, PGM can be cooperated with PRM, for instance in IGI (Initial Gap Increasing) method that proposed in (Hu & Steenkiste, 2003). In the ... 1 The optimal work point is the turning point that the network should work around. Before that point, as the input traffic increases, the throughput keeps increasing, the delay and delay...

Ngày tải lên: 20/06/2014, 06:20

... (2006) 5. C Perkin, Mobile networking through mobile IP. IEEE Internet Comput. 2(1), 58–69 (1998). doi:10.1109/4236.656077 6. A Gurtov, Host Identity Protocol (HIP): Towards the Secure Mobile Internet (Wiley ... serving as both host identifier and locator in the Internet is the major issue that makes host mobility support challenging. During a communication session, a mobile node (MN) may move within ... evaluation of host identity protocol (HIP) simulation framework for INET/OMNeT++, in Proceedings of the 12th ACM International Conference on Modeling, Analysis and Simulation of Wireless and Mobile...

Ngày tải lên: 21/06/2014, 01:20

... importance. Using theorem proving techni- ques, for example, will allow inferring theorems describ- ing the root cause of the incident and steps involved in the attacks. Investigating Attacks in Wireless ... and point of access. Using a formal model of digital investigation in wireless networks should integrate such mobility-based information when modeling actions in the attack scenario. K eeping track, for ... section. Due to the increasing use of wireless communication and net- work community interest in mobile computing, industry, and academia have granted a special attention to Mobile Ad hoc and Sensor...

Ngày tải lên: 21/06/2014, 02:20

... xxx Anisomeles indica -1 xx Indigofera heterantha 0 xxx Indigofera gerardiana 0 xxx Impatiens bicolour 0 xx x Dodonaea viscose 0 xXx +1 increasing. +2 highly increasing. -1 decreasing. -2 highly decreasing. 0 ... along trekking routes and resting sites. This paper demonstrates that indigenous tree and shrub species have a high potential in sustaining a pastoral syst em in need of alterna- tives to shrinking ... found in the vicinity of settlements. The growing cover by Ailanthus chinensis is due to high pollination and germination ability, whereas Grewia oppositifo lia is planted at an increasing rate...

Ngày tải lên: 21/06/2014, 03:20

... described in Section 3.6. Once again, the reduced scheduling gain (through more QoS constraints) is considered in the throughput mapping, rather than in the scheduling proba- bilities. 3.8. Initialization ... of the remaining users u. If yes, the worst remaining user gets its maximum number of PRBs M max,u , and we assign the remaining budget in the next iteration. Otherwise the remaining budget is ... work. In the appendices important and interesting properties of fairness in the uplink in comparison to downlink fairness are discussed. 2. Definitions We will discuss the LTE uplink, which is a Single...

Ngày tải lên: 21/06/2014, 11:20

Ngày tải lên: 21/06/2014, 17:20

Ngày tải lên: 21/06/2014, 17:20