overlays
... • Logical network on top of the physical network • Underlying idea: Let the applications make their own forwarding decisions • Enables us to introduce new functionality into the network • How it works: ...
... • Logical network on top of the physical network • Underlying idea: Let the applications make their own forwarding decisions • Enables us to introduce new functionality into the network • How it works: ...
Routing and Switching (CCNA).
... Routing and Switching Fundamentals Series - CCNA The Routing and Switching Fundamentals Part 1 and 2 brought to you by Pitman Training is the course for you if you are looking to pass the Cisco CCNA exam and build a career in network management or support in a Cisco environment. This course provides ...
... Routing and Switching Fundamentals Series - CCNA The Routing and Switching Fundamentals Part 1 and 2 brought to you by Pitman Training is the course for you if you are looking to pass the Cisco CCNA exam and build a career in network management or support in a Cisco environment. This course provides ...
PPT network components
... • Example: if computer 1 wants to communicate with computer 3, the data will be sent to all the computers on the network since hubs do not know the destination of the information it receives. ...
... • Example: if computer 1 wants to communicate with computer 3, the data will be sent to all the computers on the network since hubs do not know the destination of the information it receives. ...
Interacting Network Elements: Chaos and Congestion Propagation
... In mobile and ad hoc networks bandwidth is a scarce resource. Unlike in over provisioned Internet core networks, network elements in these are often used up to their limits over an extended period of time. Adaptive elastic traffic flows, such as TCP, struggle with each other for higher bandwidth sha ...
... In mobile and ad hoc networks bandwidth is a scarce resource. Unlike in over provisioned Internet core networks, network elements in these are often used up to their limits over an extended period of time. Adaptive elastic traffic flows, such as TCP, struggle with each other for higher bandwidth sha ...
Protocol Suites - York Technical College
... TCP/IP - Transmission Control Protocol/Internet Protocol ...
... TCP/IP - Transmission Control Protocol/Internet Protocol ...
Networking Concepts
... • Packet: A unit of information created by the Transfer Control Protocol (TCP) software for transmission over the Internet. – Once a file is requested, it is split into packets. • Each packet is assigned a number. • Each packet contains information regarding content, where it came from, where it is ...
... • Packet: A unit of information created by the Transfer Control Protocol (TCP) software for transmission over the Internet. – Once a file is requested, it is split into packets. • Each packet is assigned a number. • Each packet contains information regarding content, where it came from, where it is ...
MPLS: Power and Complexity
... Requires (IGP) OSPF and BGP to work Requires VRF (Virtual Routing Forwarding) to work Creates more than 5 routing/switching tables Specialised knowledge to design, implement and troubleshoot Advantages/Power Minimal migration disruption if well-planned Does not require changes on the existing ...
... Requires (IGP) OSPF and BGP to work Requires VRF (Virtual Routing Forwarding) to work Creates more than 5 routing/switching tables Specialised knowledge to design, implement and troubleshoot Advantages/Power Minimal migration disruption if well-planned Does not require changes on the existing ...
network jeopardy
... May run on UTP, coaxial, fibre optic, satellite, microwave, wireless, mobile phones, modems over phone lines. High speed digital data lines, submarine cables and even mains power lines. A:What is the Internet? ...
... May run on UTP, coaxial, fibre optic, satellite, microwave, wireless, mobile phones, modems over phone lines. High speed digital data lines, submarine cables and even mains power lines. A:What is the Internet? ...
Visualisation and Analysis of Real Time Application Behaviour in a
... • Network simulation is the most efficient means of developing and testing new protocols and network schemes • Evaluation of the behaviour of real time applications would benefit from an ability to assess the “quality of reproduction” when subjected to a particular network scheme ...
... • Network simulation is the most efficient means of developing and testing new protocols and network schemes • Evaluation of the behaviour of real time applications would benefit from an ability to assess the “quality of reproduction” when subjected to a particular network scheme ...
computer networks
... • distributed system: collection of independent computers appears to its users as a single coherent system. • A well-known example of a distributed system is the World Wide Web (WWW). • WWW runs on top of the Internet and presents a model in which everything looks like a document (Web page). • A dis ...
... • distributed system: collection of independent computers appears to its users as a single coherent system. • A well-known example of a distributed system is the World Wide Web (WWW). • WWW runs on top of the Internet and presents a model in which everything looks like a document (Web page). • A dis ...
Slides - Duke Computer Science
... Indirect Control Creates Subtle Dependencies • Example: – Policy #1: use C as egress point for traffic from AS X – Policy #2: enable ECMP for A-C flow ...
... Indirect Control Creates Subtle Dependencies • Example: – Policy #1: use C as egress point for traffic from AS X – Policy #2: enable ECMP for A-C flow ...
Chapter 5 Local Area Network Concepts and Architecture
... • Media: fiber optic cable or copper distributed data interface (CDDI) for limited distance (100m) ...
... • Media: fiber optic cable or copper distributed data interface (CDDI) for limited distance (100m) ...
Evolution of PC_LANS and Networks
... possible routes to reach destination Network information is broken into packets Transmission resources are shared by many connections. More than one path to destination Each transmission unit must contain addressing information More efficient because they share resources Provide best to non-time sen ...
... possible routes to reach destination Network information is broken into packets Transmission resources are shared by many connections. More than one path to destination Each transmission unit must contain addressing information More efficient because they share resources Provide best to non-time sen ...
CHAPTER 7 - McGraw Hill Higher Education
... Digital Divide—A worldwide gap giving advantage to ...
... Digital Divide—A worldwide gap giving advantage to ...
A Guide to Designing and Implementing Local and Wide Area
... Central hub that links token ring nodes into a topology that physically resembles a star but in which data signals are transferred in a ...
... Central hub that links token ring nodes into a topology that physically resembles a star but in which data signals are transferred in a ...
, or - Geoff Huston
... • Current High Speed IP platform architectures consist of: – DWDM fibre systems – 10G optical channels – 10GiGE Ethernet framing – Multi-router POPs November 02 ...
... • Current High Speed IP platform architectures consist of: – DWDM fibre systems – 10G optical channels – 10GiGE Ethernet framing – Multi-router POPs November 02 ...
Network_Hist
... Other competing commercial providers created their own backbones and interconnections. Regional NAPs (network access points) became the primary interconnections between the many networks. The NSFNet was dropped as the main backbone, and commercial restrictions were gone. Deepanjal Shrestha (April 05 ...
... Other competing commercial providers created their own backbones and interconnections. Regional NAPs (network access points) became the primary interconnections between the many networks. The NSFNet was dropped as the main backbone, and commercial restrictions were gone. Deepanjal Shrestha (April 05 ...
CS 294-7: Introduction to Packet Radio Networks
... • Forwarding on the message is interpreted as an ack to the preceeding sender • Delays introduced (forwarding packet placed at bottom of queue) • Long packets increase probability of interference • Can’t be used in SS systems with received-directed codes ...
... • Forwarding on the message is interpreted as an ack to the preceeding sender • Delays introduced (forwarding packet placed at bottom of queue) • Long packets increase probability of interference • Can’t be used in SS systems with received-directed codes ...
426Introduction
... Used analog transmission system Requires setting up a connection before transfer of information can take place (called “circuit switching”) ...
... Used analog transmission system Requires setting up a connection before transfer of information can take place (called “circuit switching”) ...
Slides
... sides of the network, but it does not allow unnecessary traffic through. Bridges can be used to connect different types of cabling, or physical topologies. They must, however, be used between networks with the same protocol. ...
... sides of the network, but it does not allow unnecessary traffic through. Bridges can be used to connect different types of cabling, or physical topologies. They must, however, be used between networks with the same protocol. ...
PPT - 清華大學資訊工程學系
... • Transport: Provides reliable data transfer services • Network: Handles routing through the network • Link: Handles actual transmission of packets ...
... • Transport: Provides reliable data transfer services • Network: Handles routing through the network • Link: Handles actual transmission of packets ...
Module Title: Code: Level: Credits:
... This module introduces students to computer networks and concentrates on building a firm foundation for understanding Data Communications and Computer Networks. It is based around the OSI Reference Model that deals with the major issues in the bottom three (Physical, Data Link and Network) layers of ...
... This module introduces students to computer networks and concentrates on building a firm foundation for understanding Data Communications and Computer Networks. It is based around the OSI Reference Model that deals with the major issues in the bottom three (Physical, Data Link and Network) layers of ...