security timers and traffic engineering in ip multicast networks

... Observations Traffic grooming in WDM networks 9.1 Traffic grooming in WDM rings 9.2 Static traffic grooming in rings 9.3 Dynamic traffic grooming in WDM networks Gains of traffic grooming 10.1 Network parameters ... Electrical and Computer Engineering at Iowa State University His research interests are in the area of fault-tolerant computing, computer interconnection networks, WDM-based optical networking, and ... SURVIVABILITY AND TRAFFIC GROOMING IN WDM OPTICAL NETWORKS The advent of fiber optic transmission systems and wavelength-division multiplexing (WDM) have led to a dramatic increase in the usable bandwidth...

Ngày tải lên: 01/06/2014, 11:37

... educated in science and engineering exert disruptive effects decades later? At the time of this writing, petroleum -engineering graduates are becoming a hot commodity, commanding the top-paying engineering ... a discontinuity “Emerging” means rising up, coming into sight, and becoming apparent, important, or prominent Something that is emerging can be just coming into existence, or beginning to become ... public, and the scientific and engineering communities The Council is administered jointly by both Academies and the Institute of Medicine Dr Ralph J Cicerone and Dr Charles M Vest are chair and...

Ngày tải lên: 12/02/2014, 19:20

... geotechnical engineering, geological engineering, hydrological engineering, as well as Earth-related parts of petroleum engineering and mining engineering Many different types of problems and projects, ... geological engineering, hydrological engineering, and Earth-related parts of petroleum engineering and mining engineering The rapid expansion of nanotechnology, biotechnology, and information technology ... geoengineering in the emerging field of geoengineering for Earth systems in an attempt to manage and sustain a habitable and beneficial environment on Earth The goal of geoengineering research and...

Ngày tải lên: 12/02/2014, 19:20

... IEEE Engineering in Medicine and Biology Society, Sponsor EMB-S Liaison to IEEE Press, Metin Akay GENOMICS AND PROTEOMICS ENGINEERING IN MEDICINE AND BIOLOGY Edited by Metin Akay IEEE Engineering ... students and postdoctoral fellows in computer science and mathematics who are interested in doing research in biology and bioengineering since the book provides exceptional insights into the ... Electrical and Computer Engineering, Purdue School of Engineering and Technology, IUPUI, Indianapolis, Indiana Kevin W Boyack, Computation, Computers, Information and Mathematics, Sandia National...

Ngày tải lên: 27/06/2014, 10:20

... the IP and WDM networks 1.4.1 Separate Routing for IP and WDM Networks In this approach, routing in IP- over-WDM network has been separated into routing at the IP layer taking only IP layer information ... routing, which is independent of the IP layer routing, and LSPs routing in the IP layer, integrated routing of LSPs in a IP/ WDM network integrates the IP layer and the optical layer routing instances ... 2.2 Integrated Routing of LSPs in IP/ WDM Networks Recently, the problem of dynamic integrated routing of bandwidth-guaranteed LSPs in integrated IP/ WDM networks taking into account the link capacities...

Ngày tải lên: 04/10/2015, 17:06

... Communications Ministry of Education, Information and Telecommunication Engineering of Beijing University of Posts and Telecommunications (BUPT), Haidian Dist Xitucheng Rd Beijing 100876, P.R China ∗ Corresponding ... network in Rayleigh fading channel By introducing the pricing variables in OFDMA cellular system, a utility maximization framework has been proposed in [15] for joint RN selection, power and bandwidth ... designed to increase the spectrum usage efficiency and system capacity by dynamic tuning DyTSA ratio to adapt to the changing radio environment in multiple RNs serving multiple destinations scenario...

Ngày tải lên: 21/06/2014, 17:20

... The trimming routine should be run on each power up or at regular intervals to maintain optimum performance In- Body RF Communication The requirements of RF communication for on-body and in- body ... corrected by invoking an Error Correction Code (ECC) The infrequent ECC invocation shows better link quality As with the signal level and RSSI, the figure further shows an improvement in the link at ... and J Tan, “Heartbeat driven medium access control for body sensor networks, ” in Proceedings of the 1st ACM SIGMOBILE International Workshop on Systems and Networking Support for Healthcare and...

Ngày tải lên: 21/06/2014, 23:20

... of multicastsing in all-optical networks In Proceedings of SPIE, volume 3531, pages 209–220, November 1998 [25] G Sahin and M Azizoglu Multicast routing and wavelength assignment in wide-area networks ... with the increased complexity of the problem and yet produce good solutions In the following we summarize the recent work on multicasting in optical networks, but the reader should keep in mind that ... of multicasting in wavelength routed optical networks were first demonstrated in [24] Specifically, it was shown that using light-trees (spanning the source and destination nodes) rather than individual...

Ngày tải lên: 06/08/2014, 00:21

... followed by rounding [13] In this case, the integer constraints are relaxed creating a non-integral problem which can be solved by some linear programming method, and then a rounding algorithm is ... possible, such as minimizing the average weighted number of hops or minimizing the average packet delay, minimizing network congestion is preferable since it can lead to linear programming (MILP) formulations ... decomposition is approximate or inexact, in the sense that solving the subproblems in sequence and combining the solutions may not result in the optimal solution for the fully integrated problem, or some...

Ngày tải lên: 06/08/2014, 00:21

... of multicastsing in all-optical networks In Proceedings of SPIE, volume 3531, pages 209–220, November 1998 [25] G Sahin and M Azizoglu Multicast routing and wavelength assignment in wide-area networks ... of multicasting in wavelength routed optical networks were first demonstrated in [24] Specifically, it was shown that using light-trees (spanning the source and destination nodes) rather than individual ... with the increased complexity of the problem and yet produce good solutions In the following we summarize the recent work on multicasting in optical networks, but the reader should keep in mind that...

Ngày tải lên: 06/08/2014, 00:21

... further advances in technologies, networked tiny sensors will soon be integrating into people’s everyday activities and transforming the way people understand and manage the environment In fact, wireless ... methods and procedures to monitor and control the network sensing coverage (area coverage) and connectivity It involves the functions of coverage and connectivity planning, monitoring and maintenance ... the art in research related to coverage and connectivity is introduced As illustrated in Chapter 1, the management of coverage and connectivity is mainly about monitoring and controlling, in both...

Ngày tải lên: 14/09/2015, 14:05

... topology contains complete information about the wavelength usage on fiber links and bandwidth usage on logical links 1.4 1.4.1 Routing in IP- over-WDM Networks Separate Routing in IP- over-WDM Networks ... label switching HIRA: hop-based integrated routing algorithm IETF: Internet Engineering Task Force ILS: inter-level sharing ION: intelligent optical networks IS-IS: intermediate system to intermediate ... sequence 2.2 Integrated Routing of LSPs in IP over WDM Networks In integrated routing, as described in chapter 1, an LSP can be routed on some existing lightpaths and some physical links leading to...

Ngày tải lên: 16/09/2015, 15:23

... coordinates for predicting sea level, currents in estuarine and shelf water (Muin and Spaulding 1996) Ye and McCorquodale (1997) developed a depth-averaged model in a non-orthogonal curvilinear system ... the advantage of reduction in computational cost while maintaining the accuracy when applied to flow in a channel with linear or almost linear bottom/bed But indeed, in many cases, water flows ... in the past, including studies on depth-averaged models in Cartesian coordinates, generalized curvilinear coordinates and studies on the effect of bottom curvature It analyzes these methods and...

Ngày tải lên: 06/11/2012, 10:35

... simultaneously and the intercall-burst interval (in milliseconds or seconds) The intercall-burst interval enables processing of all incoming call requests in multiple stages using the existing hardware and ... using HVB is shown in Figure B-3 In this example, the script that is making an outgoing call is running on channel [indicated by the parameter chanId( )], and the script that will be receiving ... placeCall.sbl routine written in HVB language This script emulates a calling party over an analog line (using the wink_start0 protocol) It dials a local or ingress IP- PSTN GW and then detects...

Ngày tải lên: 30/09/2013, 07:20

... the static TCP /IP configuration Open the Command Prompt Select Start > Run and type “cmd.exe” in the window to display a command prompt At the command prompt, type “ipconfig /all” and then press ... is selected and then click Properties The Internet Protocol (TCP /IP) Properties dialog box appears Click Use The Following IP Address In the IP Address box, the Subnet Mask box, and the Default ... Log in Log in as Administrator On a typical system, only the administrator can configure an IP address Step 2: Configure TCP /IP to use a static IP address Right-click My Network Places, and then...

Ngày tải lên: 23/10/2013, 01:15

... mode and sparse mode intradomain protocols n Determine the current situation and protocols for interdomain multicasting Copyright © 2000, Cisco Systems, Inc IP Multicast Distribution Trees and ... Systems, Inc IP Multicast Distribution Trees and Control Protocols 2-11 In the example above, the Engineering or Marketing departments can prevent department- related multicast traffic from leaving ... Systems, Inc IP Multicast Distribution Trees and Control Protocols 2-49 The same mechanisms used for Inter-Area multicast traffic are used for InterDomain multicast traffic Summary Membership LSAs...

Ngày tải lên: 11/12/2013, 14:15

... Townsend (1979), Diamond (1984), and Bolton and Scharfstein (1990) See also Innes (1990) for optimal security design in a standard principal-agent setting Dewatripont and Tirole (1994) discuss the ... and Fernando Zapatero, 2003, Dynamic principal-agent problems with perfect information, Working paper, USC Clementi, Gian Luca, and Hugo A Hopenhayn, 2002, A theory of financing constraints and ... 1984, Financial intermediation and delegated monitoring, Review of Economic Studies 51, 393-414 Green, Edward, 1987, Lending and the smoothing of uninsurable income, in Edward Prescott and Neil...

Ngày tải lên: 12/01/2014, 22:16

... monitoring and debugging commands Command List Use the following commands to complete this exercise: Command Description ip multicast- routing ip pim sparse-dense-mode ip pim spt-threshold ip pim ... IP multicast and IGMP commands Task 1: Configuring IP multicast support Step Configure ip multicast routing on every router in your workgroup and PIM dense mode on every connected interface including ... exercise: Command Description ip multicast- routing ip pim dense-mode show ip pim interface debug ip igmp Enables IP multicast routing support Configures PIM Dense mode on an interface Displays information...

Ngày tải lên: 18/01/2014, 05:20

... b Understanding and using verb tenses and forms c Understanding and identifying the types of sentences: simple or complex, passive and active voice d Identifying the main and subordinate 2.7 ... to equip students with a variety of reading strategies including skimming, scanning, guessing the meanings of words, predicting, inferring, etc *Skimming: Skimming is a very useful reading skill ... relating diagram to text, predicting and sequencing the structure of a text, and reading notice and instruction 2.3 ESP reading materials Materials are very important in teaching and learning...

Ngày tải lên: 29/01/2014, 10:33