Understanding and mitigating congestion in modern networks

... queuing delay and RTT; ii) inferring whether the link is congested using the queuing delay instead of the packet loss; iii) continuously estimating the available uplink bandwidth and advertising ... challenges In this thesis, we investigate network congestion issues in the context of modern wired Internet and cellular data networks In the wired Internet, the capacity of acce...

Ngày tải lên: 10/09/2015, 09:25

... recommendations and resources for identifying and mitigating water pollution risks in electronics supply chains CHINA’S WATER CRISIS Of the 745 river sections being monitored in China, only 40 percent ... *AP indicates that supplier names were included in lists from EICC’s audit process BSR | Electronics Supply Networks and Water Pollution in China 11 Supp...

Ngày tải lên: 29/03/2014, 21:20

... Congestion and Error Control in Multicast Overlay Networks 4.1 Overlay Networks 4.2 QoS Routing in Overlay Networks 4.3 Multicast Overlay Networks ... protocol introduced in [46] is aimed at eliminating the instability and periodic losses inherent in both RLC and RLM This is due to the bandwidth inference in these protocols caused by the join experiments...

Ngày tải lên: 26/10/2013, 17:15

... 4-23 Cisco AVVID Network Infrastructure: Implementing 802.1w and 802.1s in Campus Networks 956652 v Contents Cisco AVVID Network Infrastructure: Implementing 802.1w and 802.1s in Campus Networks ... model Cisco AVVID Network Infrastructure: Implementing 802.1w and 802.1s in Campus Networks 956652 1-5 Chapter Introduction Spanni...

Ngày tải lên: 24/01/2014, 10:20

... Application produces data at fixed rate Processing at three layers of ATM causes delay Interleaving cells from different connections Operation and maintenance cell interleaving If using synchronous ... networks e.g IP based (TCP includes congestion and flow control - see chapter 17) Used in frame relay LAPF Explicit Congestion Signaling Network alerts end systems of increasing congest...

Ngày tải lên: 06/03/2014, 09:21

... clear if these attacks are feasible on modern cars; in this paper, we demonstrate that these attacks are both feasible and practical Besides demonstrating relay attacks on PKES systems, we further ... next to the door handle (b) Starting the engine using the relay Figure The relay attack in practice: (a) opening the door with the relay (b) starting the car with the...

Ngày tải lên: 07/03/2014, 11:20

... al REED: Robust, Efficient Filtering and Event Detection in Sensor Networks In technical report, MIT-LCS-TR-939, 2004 [2] Daniel Abadi, et al An Integration Framework for Sensor Networks and ... Tong, and D Culler Taming the underlying challenges of reliable multihop routing in sensor networks In Proc of SenSys, 2003 [31] Yong Yao and Johannes Gehrke Qu...

Ngày tải lên: 30/03/2014, 16:20

... introduced dynamic and flexible resource assignment in a relay enhanced cell and cooperative relaying Our performance results indicate that a relay based deployment using the proposed resource assignment ... potential benefits of cooperative relaying we compare the cooperative multiuser MIMO relaying scheme with single-path relaying and a system using only dire...

Ngày tải lên: 21/06/2014, 23:20

... help in preparing the final manuscript REFERENCES [1] IEEE Signal Processing Magazine, Location is everything: positioning in wireless networks (a special issue),” IEEE Signal Processing Magazine, ... degree in a 1991 and his Ph.D degree in 2000, both in physics from the University of Oulu, Finland He has a wide experience in scientific research in space physics and has wor...

Ngày tải lên: 22/06/2014, 23:20

... renewable natural resource use as we understand them today (Zürcher 1965) The term sustainable was used as early as in 1713 by von Carlowitz, who worried about maintaining mining activities and ... general, conifers were systematically favoured because the thinning and final felling of even-aged stands allowed a rapid increase in wood production to meet economic demands...

Ngày tải lên: 07/08/2014, 03:22

... contains a cartoon character that identifies the grammar Understanding and Using English Grammar: Interactive of 13 point at hand and provides an introduction to that point (see Figure 3; rolling ... non-linear nature of grammar learning However, Understanding and Using English Grammar: Interactive lacks this sort of integrative activity However, it should be pointed o...

Ngày tải lên: 30/06/2015, 08:58

... (PIN) and a random number as parameters • Combination key KAB : Combination key KAB is derived from two units A and B using link key exchange This key is generated for each pair of devices and ... protocols cannot be directly used in wireless networks since they are originally designed for wired networks and differences of wireless networks make them inapplicable i...

Ngày tải lên: 11/09/2015, 14:35

... interference in our model Impact of ACK interference with two 802. 11n links Impact of ACK interference with two 802. 11a links Impact of ACK interference with 11a link and ... victim link and the link CD (in Figure 3.1(a)), link CB (in Figure 3.1(b)) and link DC (in Figure 3.1(c)) as the offending links The sender on the offending link is referr...

Ngày tải lên: 09/09/2015, 11:30