OSI Model. Unit - 1. www.educlash.com. OSI Model. A network is a combination of hardware and software that sends data from one location to another.
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Exterior Gateway Protocols: EGP, BGP-4, CIDR Shivkumar Kalyanaraman Rensselaer Polytechnic Institute firstname.lastname@example.org http://www.ecse.rpi.edu/Homepages/shivkuma Based in part upon slides of Tim Griffin (AT&T), Ion Stoica (UCB), J. Kurose (U Mass), Noel Chiappa (MIT) Overview
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OMNeT ++ and MiXiM Framework. Introduction. What is OMNeT++?. OMNeT ++ is a component-based, modular and open-architecture discrete event network simulator. OMNeT ++ represents a framework approach
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Interprocess Communication & Process Synchronization. Fall 09. Cooperating Processes. Independent process cannot affect or be affected by the execution of another process Cooperating process can affect or be affected by the execution of another process Advantages of process cooperation
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William Stallings Data and Computer Communications 7 th Edition. Chapter 7 Data Link Control Protocols. Data Link Control Protocol (DLCP). DLCP is a layer of logic above the physical layer used to control the sending of data over a data communication link.
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Module 16: Distributed System Structures. Chapter 16: Distributed System Structures. Motivation Types of Network-Based Operating Systems Network Structure Network Topology Communication Structure Communication Protocols Robustness Design Issues An Example: Networking.
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OSI Model. Protocol Suits and Layering Models. Dr. Abraham UTPA. OSI Model. Communication Architecture. Strategy for connecting host computers and other communicating equipment. Defines necessary elements for data communication between devices.
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Application layer functions typically include identifying communication partners, determining resource availability, and synchronizing communication. ...
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Transaction-Oriented Database Recovery. Application Programmer (e.g., business analyst, Data architect). Application. Sophisticated Application Programmer (e.g., SAP admin). Query Processor. Indexes. Storage Subsystem. Concurrency Control. Recovery. DBA, Tuner. Operating System.
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Chapter 6: Wireless and Mobile Networks. Cover the following sections only: 6.3: 802.11 wireless LANs 6.5: mobility management: principles two important (but different) new challenges communication over wireless link handling mobile user who changes point of attachment to network.
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WAN Standards. Computer Engineering Department King Fahd University of Petroleum & Minerals email@example.com. Computer Networks, February 17 - 21, 2001. WANs (Wide Area Networks). WANs are structured with irregular placement of the nodes. WANs (cont).
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Network Architecture. NETWORK ARCHITECTURE PROTOCOLS STANDARDS STANDARD ORGANIZATIONS ISO OSI REFERENCE MODEL PHYSICAL LAYER DATA LINK LAYER NETWORK LAYER TRANSPORT LAYER SESSION LAYER PRESENTATION LAYER APPLICATION LAYER. Network Architecture.
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Encoding. Objectives. Understand basic encoding schemes Understand basic framing schemes Know bit stuffing Ethernet lab introduction. Non-Return to Zero (NRZ). Problem: Consecutive 1s or 0s Low signal (0) may be interpreted as no signal High signal (1) leads to baseline wander
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OSI Model. Open Systems Interconnection (OSI) is a set of internationally recognized, non-proprietary standards for networking and for operating system involved in networking functions. 7 Layers. A ll P eople S eem T o N eed D ata P rocessing. 7 . Application Layer
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Tackling Exposed Node Problem in IEEE 802.11 Mac. Deepanshu Shukla (01329004) Guide: Dr. Sridhar Iyer. Wireless LAN. Physical layer impact Impact of Interference range Hidden Terminal Problem Exposed Node . Physical Layer . Medium
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