Satellite networking principles and protocols phần 7 docx

... constructor. This routine is responsible for initializing the three private data members and configuring the requested data channel within the SCC hardware: #include "scc.h" static SCC scc; /********************************************************************** ... execute during that interval. So we want and need a mechanism to protect critical sections within tasks without di...

Ngày tải lên: 05/08/2014, 10:21

... as the choice between ‘hoarding’ and ‘investing’, or, alternatively, as the choice between ‘bank deposits’ and ‘securities’. (Keynes 1930a: 141 [1 971 b: 1 27] ) And he adds in a footnote: It is ... However, by the 1 970 s the P, Y version of aggregate demand and supply had become firmly entrenched in the intermediate level textbooks, for example in Dornbusch and Fischer (1 978 :...

Ngày tải lên: 06/08/2014, 20:22

... communica- tion on the Internet. These include, for instance, the SSL and TLS for HTTP Web traffic, S/MIME and PGP for e-mail and IPsec for network layer security. This chapter mainly addresses security ... Algorithms for authentication and encryption Internet Security. Edited by M.Y. Rhee  2003 John Wiley & Sons, Ltd ISBN 0-4 7 0-8 528 5-2 262 INTERNET SEC...

Ngày tải lên: 09/08/2014, 06:23

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Ngày tải lên: 09/08/2014, 19:22

... frequency bands 31 1 .11 Characteristics of satellite networks 32 1. 11. 1 Propagation delay 33 1. 11. 2 Propagation loss and power limited 33 1. 11. 3 Orbit space and bandwidth limited for coverage 34 1. 11. 4 ... Services 18 4 4 .10 .2 Addressing 18 4 4 .10 .3 Routing 18 4 4 .10 .4 Evolution 18 5 Further reading 18 5 Exercises 18 6 5 ATM over Satellite Networks 18 7 5 .1...

Ngày tải lên: 09/08/2014, 19:22

... 27 .5–30.0 (25 00 MHz) 17.7 20 .2 (25 00 MHz) International and domestic satellites Europe, USA, Japan 40 /20 Ka band 42. 5–45.5 (3000 MHz) 18 .2, 21 .2 (3000 MHz) Governmental and military satellites 1.11.1 ... -> out1:5 in1 :2 -> out2:1 in1:3 -> out2 :2 in1:4 -> out2:3 in2:1 -> out1:4 in2 :2 -> out1:1 in2:3 -> out1 :2 in2:4 -> out2:6 Buffers & Process...

Ngày tải lên: 09/08/2014, 19:22

... availability and the techniques to improve satellite availability. Satellite Networking: Principles and Protocols Zhili Sun â 2005 John Wiley & Sons, Ltd Satellite Orbits and Networking Concepts 73 O ãã E + E Message point ... power limit and the Shannon bandwidth capacity for large E b /N 0 . 7. Explain the basic principles of protocols and the ISO reference...

Ngày tải lên: 09/08/2014, 19:22

... multiplexing and multiple access 100 Satellite Networking: Principles and Protocols 0 2 4 6 8 10 02 040 6080 Payload (bytes) Delay (ms) (48 , 6.833) Figure 3 .4 Delay due to packetisation and queuing For ... classes: fixed assign- ment access; demand assignment multiple access (DAMA) adaptive access; and random 1 04 Satellite Networking: Principles and Protocols...

Ngày tải lên: 09/08/2014, 19:22

... overlying internetworking protocols, and vice versa. Satellite Internetworking with Terrestrial Networks 155 Channel 1 1 2 3 4 5 6 7 Channel 2 1 2 3 4 5 6 7 Channel N 1 2 3 4 5 6 7 …. Signalling ... side tone rating 150 Satellite Networking: Principles and Protocols (LSTR), the design of the handset (D-factor), and the frequency response in send and receive directio...

Ngày tải lên: 09/08/2014, 19:22

... 6.5 Basic concept of encapsulation of an IP packet 204 Satellite Networking: Principles and Protocols Satellite Networking: principles and protocols 1 3/4 5 T1316560-99 NP for AAL Type 1 NP for ... codes. 216 Satellite Networking: Principles and Protocols Orbit of LEO satellite constellation LEO satellite r = R L r = R E Earth station O Earth R E O G R L R G...

Ngày tải lên: 09/08/2014, 19:22

... receiver 2 38 Satellite Networking: Principles and Protocols Each PES packet contains information such as the packet length, PES priority, packet transmission rate and presentation and decoding ... Feedback control flow Figure 7.5 Traffic and control flows 2 58 Satellite Networking: Principles and Protocols Further reading [1] Akyildiz, I.F. et al., Satellite ATM...

Ngày tải lên: 09/08/2014, 19:22

... September 199 8. [2] Allman, M., Glover, D. and L. Sanchez, Enhancing TCP over Satellite Channels using Standard Mechanisms, BCP 28, RFC 2488, January 199 9. [3] Allman, M., Paxson, V. and W. Richard ... layer protocols is to offer universal connectivity, and a uniform service interface, to higher layer protocols – in particular, to transport layer 270 Satellite Networking: P...

Ngày tải lên: 09/08/2014, 19:22

... packet Label Host Z IP packet Label IP packet Figure 8 .10 Label swapping and forwarding process 310 Satellite Networking: Principles and Protocols In terms of the amount of bandwidth consumed, video streaming is ... 16, 164 332 Satellite Networking: Principles and Protocols Satellite as Access Network IPv4 network 6to4 Router IPv6 in IPv4 IPv6 IPv6 address: 2002:c0a...

Ngày tải lên: 09/08/2014, 19:22

... or broadcast, that originates from or is destined to a node. However, many ad hoc routing protocols take advantage of the fact that all communication in an ad hoc network is inherently broadcast and ... over Three Routing Protocols for Mobile Ad Hoc Networks ,” in Proceedings of ACM MOBIHOC 2001, Long Beach, CA, Oct 2001. J. Liu and S. Singh, “ATCP: TCP for Mobile Ad...

Ngày tải lên: 14/08/2014, 13:20

... 188 Satellite Networking: Principles and Protocols lines are expensive and uneconomical to install and operate. Satellite networking was con- sidered as an alternative solution to ‘broadband ... kbit/s-based ISDN and B-ISDN, 08/19 96. 1 86 Satellite Networking: Principles and Protocols [9] ITU-T Recommendation Y.101 Global information infrastructure terminology:...

Ngày tải lên: 14/08/2014, 16:20