'Network layer' diaporamas de présentation

Networking Overview

1.81k views • 133 slides

2001. Hae-Kwang Kim Sejong University

Internet Networking - 1- 2001. Hae-Kwang Kim Sejong University Internet Addresses A 0 7 bits netid 24 bits hostid 0 .0.0.0 to 127 .255.255.255 B 1 0 14 bits netid 16 bits hostid 128 .0.0.0 to 191 .255.255.255 C 1 1 0 21 bits netid 8 bits hostid

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Digital Forensics

Digital Forensics. Dr. Bhavani Thuraisingham The University of Texas at Dallas Network and Application Forensics September 20, 2013. Network Forensics. Network Forensics Network Attacks Security Measures Network Forensics and Tools Types of Networks Other info

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Outline

Outline Network Layer Routing Principles Link State Algorithm Distance Vector Algorithm Hierarchical Routing The Internet (IP) Protocol IPv4 addressing Moving a datagram from source to destination Datagram format IP fragmentation ICMP: Internet Control Message Protocol

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Reliable Distributed Systems

Reliable Distributed Systems. Communication Basics I Slide set based on one by Professor Paul Francis, Cornell University. Overview of Lecture. Introduction to the network layer Classic view of network layer OSI stack Classic view no longer (never was?) accurate End-to-end argument

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Lecture 4: Authentication

Lecture 4: Authentication Anish Arora CIS651 Introduction to Network Security Password-based authentication Proof by knowledge sharing convenient for dealing with people (unaided by smart end devices)

833 views • 42 slides

CS412 Introduction to Computer Networking & Telecommunication

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Basic WWW Technologies

Basic WWW Technologies 2.1 Web Documents. 2.2 Resource Identifiers: URI, URL, and URN. 2.3 Protocols. 2.4 Log Files. 2.5 Search Engines. What Is the World Wide Web?

845 views • 41 slides

Exploring the Packet Delivery Process

Exploring the Packet Delivery Process. Chapter 1 - 6. Exploring the Packet Delivery Process. The previous sections discussed the elements that govern host-to-host communications. You also need to understand how these elements interact.

1.01k views • 41 slides

IP Addressing

IP Addressing. Background. There are 3 types of networks. Individual computer, computer network(homogeneous network),non homogeneous network. A message pertaining to a non-homogeneous network is . SIO. OPC. DPC. CIC. Actual Message . label. Service information octet. Identifying a node.

590 views • 38 slides

Chapter Overview

Chapter Overview. IP IPX NetBEUI AppleTalk. Network Layer Protocols. Responsible for end-to-end communications on an internetwork Contrast with data-link layer protocols, which provide communications on the same local area network (LAN). IP Encapsulation. IP Functions.

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COMP/ELEC 429 Introduction to Computer Networks

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HDLC and PPP

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Communication Network Protocols

Application layer functions typically include identifying communication partners, determining resource availability, and synchronizing communication. ...

591 views • 25 slides

Basic Networking and Exchange Server

Basic Networking and Exchange Server. Overview of Basic Networking. Basics of Network, Types of Computer Network, Components of computer Network OSI Model Network Connecting Devices IP Address Protocols. Basic of Network. Network definition

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CCNA 2 v3. 1 Module 4

CCNA 2 v3. 1 Module 4. CCNA 2. Module 4 Learning about Devices. Cisco Discovery Protocol (CDP). Builds a basic picture of the network Allows 2 systems to learn about each other For neighbor discovery Only shows information about directly connected neighbors It is a layer 2 protocol

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Internet Protocol: Routing IP Datagrams

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CS244a: An Introduction to Computer Networks

CS244a: An Introduction to Computer Networks. Handout #2: Introduction. Nick McKeown Professor of Electrical Engineering and Computer Science, Stanford University nickm@stanford.edu http://www.stanford.edu/~nickm. Outline. Introduction What the class is about. Introduction to the TAs.

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TCP/IP Protocol Suite and IP Addressing

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Firewalls

Firewalls. What are firewalls?. a hardware device and/or software program which sits between the Internet and the intranet, internet, of an organization. Source: Vicomsoft tutorial. Its main objectives are to filter: what should come in the intranet (inbound traffic) and

774 views • 9 slides