Ppt on computer networking for class 9

Artificial Intelligence (CS 461D)

: Find the shortest path for the TSP. Artificial Neural Networks Artificial Neural Networks Before using ANN, we have to define: 1. Artificial Neuron Model. 2. ANN Architecture. 3. Learning Mode. Computing with Neural Units Incoming signals/ this case.?? Network Architecture Network Architecture The Architecture of a neural network is linked with the learning algorithm used to train. There are different classes of network architecture: Single-Layer Neural Networks. Multi-Layer Neural Networks.  The/

Understanding Networked Applications: A First Course Introduction to course by David G. Messerschmitt.

If this is your only course on computing: –you will be well positioned to follow and understand developments in the future Understanding Networked Applications A First Course 9 Limitations Survey course, broad set of/ of issues –in-class exercises and mini-projects –peer instruction Understanding Networked Applications A First Course 13 Outside class Discussion forum Textbook readings Homework –try Internet applications Group project –Six milestones Understanding Networked Applications A First Course/

CS 185C: The History of Computing September 26 Class Meeting Department of Computer Science San Jose State University Fall 2011 Instructor: Ron Mak www.cs.sjsu.edu/~mak.

suggestions and comments _ SJSU Dept. of Computer Science Fall 2011: September 26 CS 185C: This History of Computing © R. Mak 3 IEEE Global History Network  Include the following text “I’m a student in the History of Computing class at San Jose State University ( http/ worth 0 through 15 For normal (decimal) computations, only one heaven bead and four earth beads were used in each column, worth 0 through 9. SJSU Dept. of Computer Science Fall 2011: September 26 CS 185C: This History of Computing © R. Mak 11/

COMPSCI 125 Spring 2011 Section 1. 1-2 What is computer science? … the study of the theoretical foundations of information and computation and their implementation.

) Writing classes (sections 1-5) Conditionals and Loops (sections 1-8) Object-oriented Design (sections 1-5, 7- 9) 1-10 Chapter Topics Arrays (sections 1-7) oGUI (from chapters 2-7) Inheritance (all sections) Polymorphism (all sections plus UML) Exceptions (all sections) Recursion (all sections) Collections (not covered) 1-11 Program Development A program (application) is used to make the computer perform/

 1994-99, Desktop Computing Services, Rev 4.5b 1 Chapter 7 Networking Perspective of the Internet.

coming, but there’s no schedule for implementation n Identifies the network and the device n Use the first 8, 16, or 24 bits to identify the network  1994-99, Desktop Computing Services, Rev 4.5b 8 Class A: addresses from 0.0.0./response headers HTTP/1.1 200 OK 8. Server: sends requested HTML file 9. Client: interprets HTML file and displays it Reference: Kruglinski, Shepherd, and Wingo, p. 994  1994-99, Desktop Computing Services, Rev 4.5b 21 Internet Application Architecture Browser with JAVA Machine or/

CMPE 80N - Introduction to Networks and the Internet 1 CMPE 80N Winter 2004 Lecture 17 Introduction to Networks and the Internet.

IP address. The IP address is different from the “physical” /“MAC” address. –The “physical address” is the address of a computer (actually, of a NIC) in the LAN. It is only know within the LAN. –The IP address is a universal address. / we recognize to which class an IP address belongs to? –Look at the first 4 bits! CMPE 80N - Introduction to Networks and the Internet 9 IP Address Format (cont’d) Class A, B and C are primary classes. –Used for ordinary addressing. Class D is used for multicast, which is a/

25-Jun-15 Rudolf Mak TU/e Computer Science, System Architecture and Networking 1 Rudolf Mak November 5, 2004 Taxonomy of maximally elastic.

-15 Rudolf Mak r.h.mak@tue.nl TU/e Computer Science, System Architecture and Networking 8 Class S 25-Jun-15 Rudolf Mak r.h.mak@tue.nl TU/e Computer Science, System Architecture and Networking 9 Wagging Composition 25-Jun-15 Rudolf Mak r.h.mak@tue.nl TU/e Computer Science, System Architecture and Networking 10 Tree Buffers 25-Jun-15 Rudolf Mak r.h/

Institute of Technology Sligo - Dept of Computing Chapter 10 IP Addressing and Subnetting Paul Flynn.

of Computing 3 IP ADDRESSING  Government broken addressing system down into classes  B – large organisations (128 - 191, 10000000 - 10111111)  Network.Network.Host.Host (N.N.H.H)  The two bits of the Network address are reserved for ease of recognition i.e. 10 by routers  2 14 Networks (/255.192 65 – 127 62  – 191 62 Institute of Technology Sligo - Dept of Computing 9 IP ADDRESSING AND SUBNETTING Borrow 3 bits (subnetting into 4 subnetworks)  2 3 – 2 = 6  There are in /

1 Last Class! Today: r what have we learned? r where is the networking world going? r question and answers r evaluation.

home (ADSL, cable modems) a major driver for future m games, VR, education, information, entertainment m merger of networking and telephony m broadcast entertainment (TV) and WWW r security, and network management: critical concerns r application-layer services: a network over the network: P2P, CDNs, etc. 9 The Future: a broader CS view 1980 - 1995 communications computing 1995-2005 communications computing 2005 - ? communications computinginformationprocessing 10 Remember Course Goals/

CSEN 5323 Computer Communication Networks Fall Semester, 2014

and algorithms Link Layer: Links, Access Networks, and LANs Wireless and Mobile Networks Security in Computer Networks Network Management Greater Expectations Class Attendance & Participation: mandatory In-Class exercises/discussion questions Solidify your understanding Help gauge your understanding Increase interactivity (reduce boredom) You are expected to try your best in class By attending, you work less out class. If you miss class, you are responsible for learning what you missed Greater Expectations/

1 University of York Department of Health Sciences Introduction to Computing at the University of York By Ian Cole Lecturer in C&IT Last updated 6/4/04.

Format 4 Session Plan Computer Network Access. Logging on to the network. Using your University e-mail Account. Student Intranet Searching the Internet. Student Self Directed Work. Make a note: This is presentation 2b 5 Why use computers? For academic work: Word / in the Teaching folder on a University computer. The Miscellaneous Applications folder of the Novell Launcher on a Health Sciences computer. CLaSS Software 21 CLaSS Software 22 The Workbooks Green Intro to computing & E-mail Logging on Using E/

Network Layer IS250 Spring 2010

IP addresses -One address needed for each network interface -Address prefix identifies network John Chuang12 Special Addresses (Reserved) John Chuang13 Original Classes of Addresses  Initial bits determine classClass determines boundary between prefix and suffix John Chuang14 IP Addresses John Chuang15 Classful Addresses and Network Sizes  Maximum network size determined by class of address  Class A large (mostly assigned or reserved)  Class B medium (mostly assigned)  Class C small John Chuang16 IP/

CS434/534: Mobile Computing and Wireless Networks Y. Richard Yang 08/30/2012.

out of service area; some consider expensive 16 Use Case: Mesh Network for Disaster Recovery/Military r 9/11, Tsunami, Hurricane Katrina, South Asian earthquake … r Wireless communication and mobile computing capability can make a difference between life and death ! m rapid / More important is what you realize/learn than the grades Project35% Assignments35% Exam20% Class Participation 10% 65 Class Survey r Please take the class survey m help me to determine your background m help me to determine the depth/

4/11/40 page 1 Department of Computer Engineering, Kasetsart University 204325 Introduction to Computer Communications and Networks CONSYL Modem.

classes 1-10 MNP modems negotiate to operate at the highest supported class Considered a de facto industry standard 4/11/40 page 12 Department of Computer Engineering, Kasetsart University 204325 Introduction to Computer Communications and Networks CONSYL V.42 Recommendation V.42 Defines error-checking standard uses CRC for/ modems AT DT 9,9985800 4/11/40 page 15 Department of Computer Engineering, Kasetsart University 204325 Introduction to Computer Communications and Networks CONSYL Hayes Response /

The Abstract Titles of Computer Workshop S.M.Mirzababaei 1388-89 Tehran University In the name of GOD.

Classes: –100 m, 10m, 1m 768 kbps Security –W/O –Before Connection –After Connection –Symmetric Encryption by 128 bits key 48 bits address IEEE 802.15 31The Abstract Titles of Computer Workshop WiMAX Worldwide Interoperability for /Ray M/O Disks –Magnetism / Polarization / Warm Laser 34The Abstract Titles of Computer Workshop Disk Partitioning FDISK Format /S /U Active Partitioning Disk Assignment 35The Abstract Titles of Computer Workshop Network Topologies –Start, Bus, Ring IP vs X.25 Telnet, Ftp, Web,/

1 Computer Engineering Department Islamic University of Gaza ECOM 5347 Network Security Undergraduate Course Fall 2013 Prof. Mohammad A. Mikki Room I215.

computer systems.  Use open source tools to improve system security.  Understand the fundamentals of network security.  Describe the processes of auditing and incident response.  Understand ethical and legal considerations encountered when working in information security. 9 Course Website http://moodle.iugaza.edu.ps  please check this webpage at least once a week for lecture notes, homework assignments, solutions, useful links, supplementary material, announcements 10 Class/

CompSci 001 3.1 Today’s topics Networks and the Internet Problem Solving Pseudocode Upcoming ä Programming language syntax ä Python Reading Brookshear,

7. South Korea 8. Sweden 9. UK 10. USA CompSci 001 3.3 Ethernet l Invented by Dr. Robert Metcalfe in 1970 at Xerox Palo Alto Research Center l Allows group of computers to communicate in Local Area Network CompSci 001 3.4 An Internet Ethernet 2 Ethernet Ace Network Red CompSci 001 3.5 Network transfers l A network transfer is the passage of a/

Learning causal theories Josh Tenenbaum MIT Department of Brain and Cognitive Sciences Computer Science and AI Lab (CSAIL)

Computer Science and AI Lab (CSAIL) Collaborators Charles KempNoah Goodman Tom Griffiths Vikash Mansinghka Structure Data A standard answer: infer the network/ structure that best fits the statistics of the observed data. How do people learn causal relations from data? Points: A lot of research recently into how people learn causal relations among events from the experience. Causal learning has been studied in different settings. For/5 6 … 7 8 9 10 11 12 13 /on strength vs. causal class. 3. In condition/

COLUMBIA UNIVERSITY Department of Electrical Engineering The Fu Foundation School of Engineering and Applied Science IN THE CITY OF NEW YORK Networking.

, I - Topics In Networked Tags – COMS 6998 Topics In Computer Science, I - Cloud Computing & Big Data Analytical Tools (CS, IEOR) – CSOR 4231 (or 4246) Analysis of Algorithms I – IEOR - Deterministic models, Stochastic models, Optimization, Resource allocation, etc. General Advice Consider classes beyond the EE dept. –e.g., Networking classes – in EE and CS Participate in a research project/s (spring or summer) Look for a summer internship/

What does a Computer Do?. What is a Computer? A computer is an electronic device, operating under the control of instructions stored in its own memory,

store the results (storage) for future use 3 Essential Introduction to Computers: 6 th Edition ©/Computers: 6 th Edition 8 The Front Panel Power control Drive bays Memory card reader Productivity ports 9/networks that connects millions of businesses, government agencies, educational institutions, and individuals Discovering Computers 2006: A Gateway to Information Why do Users Access the Internet? 2.Information 3.Shopping 4.Banking and Investing 5.Classes 6.Entertainment 1.Communications Discovering Computers/

PewInternet.org The Shifting Education Landscape: Networked Learning Lee Rainie, Director, Pew Internet Project 3.26.12 Monterey Institute

networking site users 55% share photos 37% contribute rankings and ratings 33% create content tags 30% share personal creations 26% post comments on sites and blogs 15% have personal website 15% are content remixers 14% are bloggers 13% use Twitter 6% location services – 9/own tablet computer - iPad Broadband facilitates networked information Links /for new methods Presidents Predict the Future of Online Learning % saying more than half of their undergraduate students have taken/will be taking an online class/

CS434/534: Mobile Computing and Wireless Networks Y. Richard Yang 01/11/2011.

6 Mbps download, and 100- 768Kbps upload m Cable modem: depends on your neighbors m Insufficient for several applications (e.g., high- quality video streaming) 9 On the Move Source: http://www.ece.uah.edu/~jovanov/whrms/ 10 On the Move: /303 office hours: to be posted on class page r Course home page m http://zoo.cs.yale.edu/classes/cs434/ Class Info: Personnel 32 Class Goals r Learn both fundamentals and applications of wireless networking and mobile computing r Obtain hands-on experience on developing /

April 5, 2004 Prof. Paul Lin 1 CPET 355 5. The Network Layer Paul I-Hai Lin, Professor Electrical and Computer Engineering Technology Purdue University,

for extensibility April 5, 2004 Prof. Paul Lin 14 Some of the IP Options From Fig. 5-54, Page 436, Computer Networks, 4 th edition, Andrew S. Tanenbaum, Prentice Hall April 5, 2004 Prof. Paul Lin 15 IP Address Formats From Fig. 5-55, Page 437, Computer Networks, 4 th edition, Andrew S. Tanenbaum, Prentice Hall April 5, 2004 Prof. Paul Lin 16 Network Classes Class A – 128 Networks/

Computer Networks Class Notes - Class #1 CSC 8560 - Computer Networks and Open Systems Villanova University Computer Science Department Fall 2001.

See me after class for userid/passwd if not known 4 Network logins setup on PC’s in G50 4 Teaching Assistant - Hongyi Li 4Villanova UniversityComputer Networks General Stuff 4 Grading –No tests! –Class attendance/participation –Assignments –Extra effort 4 Text: –Computer Networks and Open Systems/& 2 4 Web Search exercise - due 9/6 4 Begin web design - due 9/20 4 Web Applications (2 of them) - due 11/8 and 12/6 Questions/Comments ??? 19Villanova UniversityComputer Networks Class Feedback On a scale of 1 to 5/

Computer Networks and Internets 《计算机网络与因特网》课件 林坤辉 2004-02-6.

Computer Networks and Internets 《计算机网络与因特网》课件 林坤辉 2004-02-6 PART III Internetworking Chapter 18 IP: Internet Protocol addresses I P :互联网协议地址 18.2 Addresses for the Virtual Internet 18.2 Addresses for the Virtual Internet 虚拟互联网地址 The goal of internetworking is to provide a seamless( 无缝 ) communication system. Internet protocol software must hide the details of physical networks and offer the facilities of a large virtual network. An internet is merely an/

ROP Web Design Mr. Briggs’ Class Room B4 Tuesday, August 10, 2010.

name and sit at the correct computer station Backpacks along cabinet No food/drinks (no H20 at computers) Stay off computers please until we begin today’s assignment ROP Web Design Mr. Briggs’s Class Room B4 Monday, August 9, 2010 Today’s Objective and /@sjcoe.net Name of the person who you’re sending mail to Symbol for the word “at”. Identifies an email address. Domain – identifies where the mail need to go Top level domain -.net = network services (.com = commercial) (.edu = education) (.mil = military) /

Part 3: Internet Applications The Basics of Networking, Part 3 chapter 3.

over the Internet P2P file sharing systems have become the single most popular class of Internet applications in this decade. CIS 110 Technical note: A P2P network implements search and data transfer protocols above the Internet Protocol (layer 3)/computer is the steam engine. The network is the railroad. Slide 3-9 Web 2.0 Analogy: universal virtual computer Tim OReilly is the founder/CEO of OReilly Media applications revolve around the network as the planets revolve around the Sun universal virtual computer/

Computer Network Lab. Encryption 컴퓨터 네트워크 실험실 조한진 / 이희규.

Cipher; import java.io.*; public class Cloak { public static final int kBufferSize = 8192; public static void main(String[] args) throws Exception { Computer Network Lab. 39 Cipher’s Close Relatives(3/9) //Check arguments. if (args/ null; try { amalgam = mWrappedCipher.doFinal(ciphertext); } catch (IllegalBlockSizeException ibse) {} catch (BadPaddingException bpe) {} Computer Network Lab. 82 CBCWrapper(14/14) // XOR amalgam with mBuffer for (int i = 0; i < blockSize; i++) out[outOff + i] = (byte) (amalgam[i]/

Professor Yashar Ganjali Department of Computer Science University of Toronto

you haven’t received an e-mail from me, please let me know. Check out class web page for slides, and lecture notes. Volunteer for lecture notes? SII 199 - Computer Networks and Society2University of Toronto – Fall 2015 Announcements – Cont’d Assignment # 1 is posted. Submission deadline: 5PM on Friday Oct. 9 th E-mail your solutions (one PDF file) to me; or Slide them under my/

CMPE 80N - Introduction to Networks and the Internet 1 CMPE 80N Winter 2004 Lecture 16 Introduction to Networks and the Internet.

: DHCP: “Dynamic Host Configuration Protocol” Dynamically get address: “plug-and-play” CMPE 80N - Introduction to Networks and the Internet 30 DHCP DHCP allows a computer to join a new network and automatically obtain an IP address The network administrator establishes a pool of addresses for DHCP to assign When a computer boots, it broadcasts a DHCP request to which a server sends a DHCP reply DHCP/

Winter 2008CS244a Handout 41 CS244a: An Introduction to Computer Networks Handout 4: Layer 3 and the Internet Protocol (IP) Nick McKeown Professor of Electrical.

space, and a shortage of addresses.  Organizations with internal routers needed to have a separate (Class C) network ID for each link.  And then every other router in the Internet had to know about every network ID in every organization, which led to large address tables.  Small organizations wanted Class B in case they grew to more than 255 hosts. But there were only about/

Dr.Abeer Mahmoud ARTIFICIAL INTELLIGENCE (CS 461D) Dr. Abeer Mahmoud Computer science Department Princess Nora University Faculty of Computer & Information.

for the TSP. 15 Dr.Abeer Mahmoud Artificial Neural Networks 16 Dr.Abeer Mahmoud Artificial Neural Networks Before using ANN, we have to define: 1. Artificial Neuron Model. 2. ANN Architecture. 3. Learning Mode. 17 Dr.Abeer Mahmoud Computing/ Network Architecture 27 Dr.Abeer Mahmoud Network Architecture The Architecture of a neural network is linked with the learning algorithm used to train. There are different classes of network architecture: o Single-Layer Neural Networks. o Multi-Layer Neural Networks./

ECE 374: Computer Networks & Internet Introduction Spring 2015 Prof. Michael Zink.

C-ENG 242 (or CMPSCI 187) 5 ECE Department Reading Material  Text: Computer Networking: A Top Down Approach Featuring the Internet, J. Kurose & K. Ross, Addison Wesley, 6th ed., 2012  Class notes 6 ECE Department Web Page  Course web page: http://www.ecs.umass/.edu/ece374/ Write this information down!!!  All information for this course is posted on this side: Schedule Office hours Class notes Assignments.. no hand outs in class!! 7 ECE Department Course Info  Workload: * 25% each if you/

Computer Network Laboratory Introduction to NS3 2014.9.23 Dohyung Kim Computer network lab,

supports regular expressions -Nodes with NodeIds 1, 3, 4, 5, 8, 9, 10, 11:  “/NodeList/[3-5]|[8-11]|1”  Attributes also can be used without the paths -e.g. “ns3::WifiPhy::TxGain” Computer Network Laboratory Attribute  A Config class allows users to manipulate the attributes -e.g.: Set a default initial value for a variable  Config::Set (“ns3::WifiPhy::TxGain”, DoubleValue (1.0)); -Syntax/

Network Security (I) 授課老師 : 鄭伯炤 Office: Dept. of Communication Rm #112 Tel: X33512

: CSI/FBI 2003 Computer Crime and Security Survey The total annual losses reported in the 2003 survey were $201,797,340. Network Security Class National Chung Cheng University 7 Denial of Service (DoS) The prevention of authorized access to a system resource or the delaying of system operations and functions (by RFC2828).  IETF: The Internet Engineering Task Force  RFC: Request for Comments Modes of/

Swinburne University of Technology Faculty of Information and Communication Technologies HIT2125 Data Communications and Computer Networks Network Case.

Computer Networks Network Case Study 2 - The Concept of IP Subnetting (Document 13) Semester 1, 2007 Sample Only HIT2125 Semester 1 2007 Network Case Study 2 - The Concept of IP Subnetting The tutor keeps this sheet as record of completion Due Date: By end of academic week 9/Subnetting –IP Address ClassesClassful Address –Two Level Classful Hierarchy Network-Prefix, Host-Number Routing tables growing in size Local administrators had to request another network number, before a new network could be installed/

Computing Laws Computer Industry Laws, Forces, and Heuristics… Or, Why computers are like they are and are likely to be. Gordon Bell.

network support! – Team interactions for work! Until we understand in situ collaboration, CSCW is a rat hole! – Serendipitous social interaction in hallway, office coffee place, meeting room, etc. – Administrative support for helping, filing, sending, etc. Telepresentations and communication Computing environment … being always there, administrivia, phones, information (especially paper) management SOHOs & COMOHOs is a high growth market Computing Laws Teleworking CW 9/1/97 15% 2 yr/


For String, Int32, Console 1. using System.Text; //For Encoding 2. using System.Net; //For IPEndPoint 3. using System.Net.Sockets //For UdpClient, SocketException 4. 5. class UdpEchoClient { 6. 7. static void Main(string[] args) { 8. 9. if((args.Length < 2) || (args.Length > 3)) { // Test for/passwords, these become less secure, not more, and the system opens itself up for unauthorised access. Many company computer networks require users to have different passwords to access different parts of the system As /

IP-Internet Protocol Addresses. Computer Engineering Department 2 Addresses for the Virtual Internet The goal of internetworking is to provide a seamless.

of routing tables at external routers is reduced. With subnetting, IP addresses use a 3-layer hierarchy: Network Subnet Host Computer Engineering Department 28 Problems Too few network addresses for large networks Class A and Class B addresses are gone Two-layer hierarchy is not appropriate for large networks with Class A and Class B addresses. Subnetting Inflexible. Exploding Routing Tables: Routing on the backbone Internet needs to have an entry/

CMPE 150- Introduction to Computer Networks 1 CMPE 150 Fall 2005 Lecture 1 Introduction to Computer Networks.

reliability. –Moderate fidelity. CMPE 150- Introduction to Computer Networks 30 Evolution of Communications Networks About 30 years ago, a second communications network was created with the goal of providing a better transport mechanism for data. In this class, we will study the technology underpinning data networks. CMPE 150- Introduction to Computer Networks 31 Communication Model Network SourceDestination CMPE 150- Introduction to Computer Networks 32 Simplified Communication Model CMPE 150- Introduction/

Mobile Communication and Mobile Computing

or separated in HLR/HSS (3GPP) or AAA (IETF) format Three classes: - no coupling - loose coupling - tight coupling AAA ... Authentication, /, 6.370km - Distance of the satellite to the Earth’s center - Grounding acceleration, g = 9,81 m/s2 - Angular frequency: - Cycle frequency of the satellite Basics (2) Formulae transformation: F/ and system support for Mobile Computing Mobile Computing: system support Essential properties und requirements: dynamics, localization heterogeneity of networks and end-devices/

Principles of Network Algorithms

Hash Table (cont.): Hash Table with Separate Chaining to avoid the collision. 1 2 3 4 5 6 7 8 9 10 Steve Pad Simple Hash Function hash(“ “,11) :yields Spark Steve : 3 Spark : 6 Notes: 10 Pad/router may be used as perimeter protection for the internal network as a filtering solution Q & A Principles of Network Algorithms Second Semester – 2012 University of Technology Computer Science Department Network Administration Branch First Class Q & A Principles of Network Algorithms Second Semester – 2012 Prepare by/

IP Address. Internet Structure – Larger networks Subnetwork: » Hosts IP address -What information should an IP address provide?

has 3000 computers. Choose 1 class from the 3 classes (A, B and C ) for addressing; based on your choice, give a subnet range that can guarantee that every computer will have a valid and unique ip address. Class B network address: 0~2^16 different addresses # of subnet segments required= 3000/256=11.7~=12 The subnet segments (third octet) can be 0~11 or 9~20/

© 2009 Pearson Education Inc., Upper Saddle River, NJ. All rights reserved.1 Computer Networks and Internets, 5e By Douglas E. Comer Lecture PowerPoints.

network that connected millions of computers –Similarly, the motivation for class C was to allow an organization to have a few computers connected on a LAN Figure 21.3 summarizes the maximum number of networks available in each class and the maximum number of hosts per network /nıf prefixlerini bir aboneye atar © 2009 Pearson Education Inc., Upper Saddle River, NJ. All rights reserved.33 21.9 Subnet And Classless Addressing © 2009 Pearson Education Inc., Upper Saddle River, NJ. All rights reserved.34 21.10 /

CS 1150 – Lab #15 – Networking TA – Sanjaya Wijeratne – Web Page -

for Class and Laboratory Policies Zero tolerance policy for Academic Misconduct – All parties will get 0% marks 2CS 1150 – Lab 15 – Networking Lab # 15 Overview Study how networks route packets to various destinations Learn how networks/Lab 15 – Networking Source – http://en.wikipedia.org/wiki/Hop_(networking)#Next_hop_forwardinghttp://en.wikipedia.org/wiki/Hop_(networking)#Next_hop_forwarding TCP/IP Applet 9 TCP/IP applet simulates a reliable communication between two nodes (computers) in a network DAT – /

Chapter 1 Introduction Computer Networking: A Top Down Approach 6th edition Jim Kurose, Keith Ross Addison-Wesley March 2012 A note on the use of these.

They obviously represent a lot of work on our part. In return for use, we only ask the following: If you use these slides (e.g., in a class) that you mention their source (after all, we’d like people to/.W. Ross, All Rights Reserved Introduction Networks I - Computer Network Organization (CSE5344) Instructor: Mike O’Dell (odell@uta.edu) GTA: Jees Augustine (jees.augustine@mavs.uta.edu) Class Web Site: http://ranger.uta.edu/~odell/ Required Text: Computer Networking - A Top-Down Approach Featuring the /

CIM 2465 IP Addressing Scheme1 IP Addressing Scheme (Topic 4) Textbook: Networking Basics, CCNA 1 Companion Guide, Cisco Press Cisco Networking Academy.

use the same value for the first part of their IP addresses (length depends on size of the network) IP addresses are assigned to network interfaces rather than to entire computers CIM 2465 IP Addressing /Network Classes (2) Fig 9-14 A unicast IP address determines its class and structure, specifically, the size of the network and host parts of the address An IP network consists of all unicast IP addresses for which the network part’s value is the same CIM 2465 IP Addressing Scheme9 Network Classes (3) Fig 9/

Interconnecting Networks with TCP/IP

packet-switched technology and were just beginning to face the problem virtually all companies with networks now have—how to establish communication between dissimilar computer systems. Early protocol suite Universal TCP/IP Protocol Stack Application Presentation Application Session 7 6/ octet and show how a class of IP network derives the range of network numbers for that IP address class. Range (128-191) 1 8 9 16 17 24 25 32 Bits: 110NNNNN Network Network Host Class C: Range (192-223) 1 8 9 16 17 24 25 32/

COS 461: Computer Networks Spring 2011 Lectures: MW 10-10:50am in Bowen 222 Prof. Mike Freedman Precepts: F 10-10:50am, 11-11:50am Preceptors: Matvey Arye,

class participation: so ask *and* answer! 3 Learning the Material: Books Required textbook – Computer Networks: A Systems Approach (4th edition), by Peterson and Davie [Okay to use the 3 rd edition] Books on reserve – Networking text books Computer Networking/ 7 Networking is Relevant 8 9 Information /Network of networks Standardized format and protocols for speaking between HETEROGENOUS networks 15 Why “Internet” Network of networks Standardized format and protocols for speaking between HETEROGENOUS networks/

IP Addressing and Subnetting

address by performing a logical AND, using the destination hosts IP address and subnet mask. The result will be the network/subnet address. Copyright © Texas Education Agency, 2011. All rights reserved. Computer Maintenance: Subnetting Lesson ANDing Find the network address for this class B IP: What’s the subnet mask? Change IP to binary Change SM to binary AND function/

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