'Ip packets' diaporamas de présentation

NT1210 Introduction to Networking

NT1210 Introduction to Networking. Unit 9: Chapter 9, The Internet. Objectives. Identify the major needs and stakeholders for computer networks and network applications. Identify the classifications of networks and how they are applied to various types of enterprises.

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Topic on WLANS

Topic on WLANS. IEEE-802.11 ( Hao Lian ) Analysis of campus wireless network( Ao Shen ) Comparison between 3G and Wi-Fi( Bichen Wang, Chen Chen ). Application. Presentation. ISO OSI 7-layer model. Session. IEEE 802 standards. Transport. Network. Logical Link Control. Data Link.

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Network Security: Denial of Service (DoS)

Network Security: Denial of Service (DoS). Aapo Kalliola / Tuomas Aura T-110.5241 Network security Aalto University, Nov-Dec 2013. Outline. DoS principles Packet-flooding attacks on the Internet Distributed denial of service (DDoS) Filtering defenses Most effective attack strategies

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Tuning RED for Web Traffic

Tuning RED for Web Traffic. Mikkel Christiansen, Kevin Jeffay, David Ott, Donelson Smith UNC at Chapel Hill SIGCOMM 2000 Stockholm. Tuning RED Outline. Introduction Background and Related Work Experimental Methodology Web-like Traffic Generation Experiment Calibrations and Procedures

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Computer Security: Principles and Practice

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ECIS469: Lecture 2

ECIS469: Lecture 2. Fundamentals of Networking. Data Communications. exchange of digital information between two devices using an electronic transmission medium. Converting Analog to Digital. Pulse Code Modulation (PCM) Like getting a ticker quote every 10 minutes

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Firewalls and VPNS

Team 9 Keith Elliot David Snyder Matthew While. Firewalls and VPNS. Firewall. Provides a barrier and/or filter between networks Can be configured to block packets Sometimes called a level 4 switch. Hardware Firewalls. Stateless Packet Filters

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EECE 505 : Multimedia Systems Fall 2003 Final Project Comparison of IP Video Phone Softwares By Meenu Sundaram Janu Sund

EECE 505 : Multimedia Systems Fall 2003 Final Project Comparison of IP Video Phone Softwares By Meenu Sundaram Janu Sundaram. Outline. Introduction What is Video Conferencing? How does it work? Softwares used Comparison of the softwares Points for Comparison. Comparison Charts. Conclusion.

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The Internet

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Using an IP Network as an OpenVMS Cluster Interconnect

Using an IP Network as an OpenVMS Cluster Interconnect. Keith Parris Systems/Software Engineer, HP June 23 2010. Background. Local Area OpenVMS Clusters today require a OSI Model Layer 2 (Bridged) extended LAN connection between nodes

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Virtual Links: VLANs and Tunneling

Virtual Links: VLANs and Tunneling. CS 4251: Computer Networking II Nick Feamster Spring 2008. Why VLANs?. Layer 2: devices on one VLAN cannot communicate with users on another VLAN without the use of routers and network layer addresses Advantages

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L2TP OVERVIEW

L2TP OVERVIEW. 18-May-05. Agenda. VPN Tunneling PPTP L2F LT2P. VPN.

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SOA and Web Services CS1631 Software Design Methodology Steve Mahoney 2/20/2007

SOA and Web Services CS1631 Software Design Methodology Steve Mahoney 2/20/2007. Topics. Definitions of SOA and Web Services Key Technologies Apache Axis and Open Source Frameworks Example from Projects and Industry. SOA and Web Service Fit. Portal and Web Services Example. Web Services.

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IP Review

IP Review. CS144 Review Session 3 April 18, 2008 Ben Nham. Layering Review. A. B. D. H. Characteristics of IP. Connectionless datagram service No per-flow state in routers P ackets may appear out of sequence (successive packets are individually routed)

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Tag/Label Switching

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Network Performance Measurement

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Layer 3 Switching

Layer 3 Switching. Routers vs Layer 3 Switches. Both forward on the basis of IP addresses But Layer 3 switches are faster and cheaper However, Layer 3 switches are more limited Usually do not support WAN connections and only Ethernet for LANs

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TCP/IP security threats and attack methods

TCP/IP security threats and attack methods. Presented by Haytham Abdulhamid. Overview . The most serious financial losses occurred through Unauthorized access by insiders18 respondents reported a total of US$50 565 000 in losses,

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MPLS over L2TPv3 for support of RFC 2547-based BGP/MPLS IP VPNs

MPLS over L2TPv3 for support of RFC 2547-based BGP/MPLS IP VPNs. MPLS over L2TPv3 w/BGP L3VPNs. Tunnel IP. L2TPv3. VPN IP. MPLS VPN Label. MPLS over L2TPv3 w/BGP L3VPNs. L2TPv3 has its own native operation for L2VPNs defined in draft-ietf-l2tpext-l2tp-base-11.txt

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