ip addressing in computer networks pdf
Tài liệu Mạng máy tính ( Computer networks ) pdf
Ngày tải lên :
21/12/2013, 21:15
... (Fiber Optic Inter-Repeater Link) gọi là FOIRL
Liên mạng (internetworking)
Việc kết nối các LAN riêng lẻ thành một liên mạng chung được gọi là Internetworking.
Internetworking sử dụng ba ... chuẩn IEEE 802.5.
Mạng
Token Ring có thể chạy ở tốc độ 4Mbps hoặc 16Mbps. Phương pháp truy cập dùng
trong mạng
Token Ring gọi là Token passing . Token passing là phương pháp truy nhập xác ... bit thông tin.
• Mức 2: Mức móc nối dữ liệu (Data Link Layer)
Nhiệm vụ của mức này là tiến hành chuyển đổi thông tin dưới dạng chuỗi các bit ở mức
mạng thành từng đoạn thông tin gọi là
frame....
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Chapter 12 :Congestion in Data Networks pdf
Ngày tải lên :
06/03/2014, 09:21
...
William Stallings
Data and Computer
Communications
Chapter 12
Congestion in
Data Networks
Allocating VCCs within VPC
All VCCs within VPC should experience similar
network ... variation in transit
Delay cell delivery to application so that
constant bit rate can be maintained to
application
Effects of Congestion
Packets arriving are stored at input buffers
Routing ... allocation:
Aggregate peak demand
Statistical multiplexing
Frame Relay
Congestion Control
Minimize discards
Miantain agreed QoS
Minimize probability of one end user monoply
Simple...
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Báo cáo hóa học: " Enabling location-aware quality-controlled access in wireless networks" pdf
Ngày tải lên :
20/06/2014, 22:20
... Analytical modeling of TCP clients in Wi-Fi hot
spot networks, in Proceedings of IFIP Networking (2004)
36. S Choi, K Park, C Kim, Performance impact of inter-layer dependency in
infrastructure ... unfairness
by reducing the chances of transmission for the sending
stations in the way of increasing the minimum conten-
tion window size. The downlink compensation access
(DCA) algorithm in [16] gives ... Meo, Smart traffic scheduling in
802.11 WLANs with access point, in Proceedings of IEEE VTC-Fall (2003)
16. S Kim, B-S Kim, Y Fang, Downlink and uplink resource allocation in IEEE
802.11 wireless...
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Addressing in IP Networks
Ngày tải lên :
07/11/2013, 06:15
... unique within all interconnected network segments. TCP /IP
uses IP addresses as the logical addressing method. The following sections look at IP
addresses in more detail.
IP Addressing
An IP address ... address this deficiency,
Addressing in IP Networks
Without an address, you can put a stamp on an envelope, put it in the mail, and it is not
going to go anywhere. IP traffic on the network ... sense on all networks across the Internet.
The 32-bit IP address is separated into four 8-bit octets, allowing each octet to have a
value ranging from 0 to 255. Furthermore, the IP address is...
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Tài liệu Knowledge Managing and Knowledge Management Systems in Inter-organizational Networks pdf
Ngày tải lên :
24/01/2014, 00:20
... less intentionally. The concept of
creating, coding, storing, distributing, exchanging,
integrating, and using knowledge in organizations
is not new, but management practice is becoming
increasingly ... authoring of
information (incl., for example, applications like
statistical analysis and data mining tools).
Communication tools, including, for example,
e-mail, bulletin boards, instant messaging, ... A
CONCEPTUALIZATION
Using existing theories, this section presents our
conceptualization of knowledge managing within
the context of inter-organizational networks. Our
epistemological starting point is in business...
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Tài liệu Contagion in financial networks by Prasanna Gai and Sujit Kapadia pdf
Ngày tải lên :
17/02/2014, 21:20
... has two degrees, an in- degree, the number of links that point into the node, and
an out-degree, which is the number pointing out. Incoming links to a node or bank reect the
interbank assets/exposures ... dene a second single-argument generating function, G
1
.
y
/
, for the number of links
leaving a bank reached by following a randomly chosen incoming link. Because we are
interested in the propagation ... higher in- degree has a
greater number of links pointing towards it, meaning that there is a higher chance that any given
outgoing link will terminate at it, in precise proportion to its in- degree....
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Tài liệu Báo cáo khoa học: "Discovering Global Patterns in Linguistic Networks through Spectral Analysis: A Case Study of the Consonant Inventories" pdf
Ngày tải lên :
22/02/2014, 02:20
... This indicates that though
3
Binning is the process of dividing the entire range of a
variable into smaller intervals and counting the number of
observations within each bin or interval. In fixed ... for discovering the
global patterns in linguistic networks. These pat-
terns, in turn, are then interpreted in the light of ex-
isting linguistic theories to gather deeper insights
into the nature ... other
organizing principles, which along with the basic
principle, should be able to explain, (almost) com-
pletely, the structure of the inventories. In order
to “discover” these principles, we...
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Báo cáo khoa học: "Predicting Student Emotions in Computer-Human Tutoring Dialogues" pdf
Ngày tải lên :
08/03/2014, 04:22
... augmenting an intel-
ligent tutoring system with human-supplied ca-
pabilities: Adding Human-Provided Emotional
Scaffolding to an Automated Reading Tutor that
Listens. In Proc. Intelligent Tutoring ... 2002. Intelligent tutoring systems
with conversational dialogue. AI Magazine.
P. W. Jordan, M. Makatchev, and K. VanLehn.
2004. Combining competing language under-
standing approaches in an intelligent ... human and computer dialogue
tutoring. In Proc. Intelligent Tutoring Systems.
B. Maeireizo-Tokeshi, D. Litman, and R. Hwa.
2004. Co-training for predicting emotions with
spoken dialogue data. In Companion...
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Báo cáo khoa học: "QUASI-INDEXICAL REFERENCE IN PROPOSITIONAL SEMANTIC NETWORKS" pdf
Ngày tải lên :
17/03/2014, 19:21
... subtler problem in pro-
nominal reference, namely, the proper treatment of
pronouns occurring within belief-contexts.
i. OUASI-INDICATORS
Following Casta~eda (1967: 85). an indic,tot
is a ... sentences involv-
ing iterated belief contexts. Consider
(10) John believes that Mary believes that Lucy
is rich.
The interpretation of this that we are most
interested in representing treats ... rich'. Someone pointing to John. saying.
65
REFERENCES
J. A. Barnden, "Intensions as Such: An Outline,"
IJCAI-83 (1983)280-286.
R. J. Brachman, "What's in a Concept: Structural...
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ElasticTree: Saving Energy in Data Center Networks pdf
Ngày tải lên :
23/03/2014, 13:20
... goal is to minimize the total net-
work power, while satisfying all constraints. Split-
ting a single flow across multiple links in the topol-
ogy might reduce power by improving link utilization
overall, ... to single forwarding boxes in a net-
work, as well as individual switch chips within a
large chassis-based router.
While the energy savings from powering off an
individual switch might seem insignificant, ... Gupta and S. Singh. Greening of the internet. In ACM
SIGCOMM, pages 19–26, 2003.
[18] M. Gupta and S. Singh. Using Low-Power Modes for
Energy Conservation in Ethernet LANs. In IEEE
INFOCOM, May...
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qos in packet networks the springer international series in engineering and computer science
Ngày tải lên :
01/06/2014, 12:38
... one spot in both of the die-throwings
and a “head” in the coin-throwing. In this example, the event depends on
multiple experiments and multiple outcomes.
In set theory, a set is defined by the ... integration, is
undefined. If the integration interval a ~ b includes the integration of
over this interval is
1
; if lies outside of the integration interval, the
integration of over the interval is ... “head”
in the coin-throwing wins the grand prize. In this game, the random “event”
of interest is “winning the grand prize.” This event would “occur,” if the
trials produce the following outcomes:...
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Elsevier, Neural Networks In Finance 2005_1 pdf
Ngày tải lên :
20/06/2014, 19:20
... Nonlinear Principal Components: Intrinsic
Dimensionality 41
2.6.1 Linear Principal Components 42
2.6.2 Nonlinear Principal Components 44
2.6.3 Application to Asset Pricing 46
2.7 Neural Networks ... Joint Conference
on Neural Networks (IJCNN) meetings in Washington, DC, in 2001, and
in Honolulu and Singapore in 2002. These meetings were eye-openers for
anyone trained in classical statistics ... by selecting “Customer Support” and then “Obtaining Permissions.”
Library of Congress Cataloging -in- Publication Data
McNelis, Paul D.
Neural networks in finance : gaining predictive edge in the...
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Báo cáo hóa học: " Probabilistic framework for opportunistic spectrum management in cognitive ad hoc networks" pdf
Ngày tải lên :
20/06/2014, 22:20
... D
(
i
)
∗
min
]
1
.Accordingto(14),
D
(
i
)
min
is at
least
D
(
i
)
∗
min
with probability
p
D
∗
min
=1− Pr[D
min
< D
(
i
)
∗
min
]
.
Substituting in (14), we get
D
(i)∗
min
=
− ln(p
D
∗
min
)
πα
i
ρ
i
(15)
Note ... sensing given the inherent inaccuracy of
spectrum sensing.
Coordinate d Sender-Receiver Sensing In ad hoc envir-
onments in which nodes are exposed to different parts
of the network, the interference ... main challenge in CRNs as it requires gathering and
distributing spectrum information across the CRN and/
or synchronizing the activities of different flows. Such
explicit inter-flow coordination...
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Báo cáo hóa học: " Beamforming techniques for enabling spatialreuse in MCCA 802.11s networks" pdf
Ngày tải lên :
20/06/2014, 22:20
... with the coordinated multipoint
(CoMP) technique in LTE-advanced systems [21]. How-
ever, in distributed networks the sharing of information
is difficult because of the lack of coordination among
the ... of increased interfer-
ence, as function of the beamformer used, as will be
explained in the next Section of the paper.
A. Probability of interfering
The system runs in time division multiple ... “Throughput
modeling of large-scale 802.11 networks ,inProc IEEE Globecom (Dec. 2008)
11. S-H Park, H Park, I Lee, “Beamforming design based on virtual SINR
maximization for interference networks ,inProc...
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Báo cáo hóa học: " Hop-distance relationship analysis with quasi-UDG model for node localization in wireless sensor networks" pdf
Ngày tải lên :
20/06/2014, 22:20
... Electronics and Information Engineering, Beijing Jiaotong
University, Beijing 100044, PR China
2
TEDA College, Nankai University, Tianjin
300457, PR China
3
School of Computer Engineering, Nanyang ... Washington, 1279–1284
(November 2007)
23. D Ma, MJ Er, B Wang, HB Lim, K-hop statistics in wireless sensor networks,
in Proc International Conference on Intelligent Sensors, Sensor Networks and
Information ... Hoc
Networking and Computing (MobiHoc), Lausanne, Switzerland, 80–91
(June 2002)
26. A Savvides, C-C Han, MB Strivastava, Dynamic fine-grained localization in
ad-hoc networks of sensors, in Proc International...
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