High-Speed Networks Overview

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

Which communication method was NOT mentioned as a means to connect terminals to a host?

Packet networking

Fiber optic connections (correct)

Serial link local communications

Modem connections over telephone lines

Ethernet and token ring were early LAN technologies that utilized a shared medium for communication.

True

What primary protocol environment was used for early packet routers?

Store-and-forward

In the 1980s, the transition from ARPANET to the ____ marked a significant jump in networking.

Internet Signup and view all the answers

Match the following communication methods with their descriptions:

RS-232 = Serial link local communication Modem = Remote access over telephone lines Ethernet = Shared medium for LAN communication Digital PBX = Private branch exchange telephone switch Signup and view all the answers

What medium was predominantly used for transmission during the evolution of voice networks in the 1980s?

Copper wire Signup and view all the answers

Packet networking began with commercial applications.

False Signup and view all the answers

What type of communication methods remained distinct during the networking evolution in the 1980s?

Voice, entertainment, and data Signup and view all the answers

What can hop-by-hop duplication of functions result in?

Overall improvement in performance Signup and view all the answers

The end-to-end performance enhancement argument supports duplicating functions redundantly throughout the network.

False Signup and view all the answers

What is one of the key design decisions of ARPANET?

Better resilience to link or node failures Signup and view all the answers

The __________ in end-to-end communication has been moving to the edges of the network.

bottleneck Signup and view all the answers

Match the conjectures with their descriptions:

EC1 = Designing a new transport protocol enables high-speed communication EC2 = Implementing protocols on the host–network interface will enable high-speed networking EC3 = Implementing protocol functionality in hardware speeds it up Signup and view all the answers

Which statement reflects a challenge still faced in high-speed networking?

Transport protocol processing constrains distributed processing Signup and view all the answers

Replacing an existing transport protocol will automatically solve the high-speed networking problem.

False Signup and view all the answers

What key challenge was recognized as network bandwidth increased?

Delivering bandwidth end-to-end Signup and view all the answers

What reduced the motivation for the adoption of ATM using scalable SONET links?

Improvements in Ethernet to a switched point-to-point link protocol Signup and view all the answers

The research community shifted their focus from connection-oriented to connectionless datagram forwarding due to decreasing processing costs.

True Signup and view all the answers

What does the RESOURCE TRADEOFF PRINCIPLE state regarding networks?

Networks are collections of resources that must be balanced to optimize cost and performance. Signup and view all the answers

The full ATM layer 3 infrastructure became unnecessary, leading to the deployment of IP over _____ links.

SONET Signup and view all the answers

Match the following technologies with their descriptions:

VLSI processing = Enabled per packet datagram forwarding SONET = A scalable networking technology for higher bandwidth MPLS = Protocol optimization for efficient data routing Ethernet = Evolution to switched point-to-point links Signup and view all the answers

What is primarily handled by the input processor in fast packet switching?

Address lookup and packet classification Signup and view all the answers

The output processing in packet switching is straightforward and does not require complex scheduling.

False Signup and view all the answers

What type of controllers are mentioned as being used for the input processor?

small fast RISC embedded controller or specialised network processor Signup and view all the answers

The use of __________ for input and output processing opens the door to active and programmable networks.

network processors Signup and view all the answers

Match the following components with their respective functions:

Input Processor = Address lookup and packet classification Output Processor = Packet scheduling and traffic shaping Switch Fabric = Routing and signalling Optical Switching = Fast datapath but limited control circuits Signup and view all the answers

Which technology is highlighted for its significant advances in the late third generation of networking?

Optical switching Signup and view all the answers

Early fourth generation networking successfully integrated optical logic and control circuits.

False Signup and view all the answers

Which of the following is a distinguishing characteristic of the third generation of the Internet?

Introduction of the World Wide Web Signup and view all the answers

The transition from BBSs to ISPs marked the beginning of the third generation of the Internet.

True Signup and view all the answers

What does QOS stand for in the context of networking?

Quality of Service Signup and view all the answers

What does HTTP stand for?

Hypertext Transfer Protocol Signup and view all the answers

The rate of adoption of Internet connections was significantly higher than the rate of new ______ connections.

telephone Signup and view all the answers

What was one major advancement in networking research during the third generation?

Concentration on applications in high-speed networking Signup and view all the answers

By the end of the second generation, the Internet was becoming less in demand.

False Signup and view all the answers

What technology became practical in the late 1990s for IP routers?

fast packet switching Signup and view all the answers

Match the following technologies with their corresponding roles:

ISPs = Universal Internet access Web browsers = Accessing web content HTTP = Common protocol for the Web IP routers = Routing data across networks Signup and view all the answers

What is the focus of the paper 'Ethernet: Distributed Packet Switching for Local Computer Networks'?

Distributed packet switching Signup and view all the answers

The report of the ARPA/NSF Workshop on Research in Gigabit Networking was published in 1994.

True Signup and view all the answers

Who were the authors of 'A 50-Gb/s IP Router'?

Craig Partridge, Philip P. Carvey, Ed Burgess, Isidro Castineyra, Tom Clarke, Lise Graham, Michael Hathaway, Phil Herman, Allen King, Steve Kolhami, Tracy Ma, John Mcallen, Trevor Mendez, Walter C. Milliken, Ronald Pettyjohn, John Rokosz, Joshua Seeger, Michael Sollins, Steve Storch, Benjamin Tober, Gregory D. Troxel, David Waitzman, Scott Winterble Signup and view all the answers

The paper 'Optical Burst Switching – A New Paradigm for an __________ Internet' discusses advanced optical communication technologies.

Optical Signup and view all the answers

Which of the following publications deals with end-to-end arguments in system design?

End-to-end Arguments in System Design Signup and view all the answers

The paper titled 'Axon Network Virtual Storage for High Performance Distributed Applications' was published in 1990.

True Signup and view all the answers

Match the following authors with their respective works:

Chunming Qiao = Optical Burst Switching – A New Paradigm for an Optical Internet J.H. Saltzer = End-to-end Arguments in System Design James P.G. Sterbenz = Axon: A Distributed Communication Architecture for High-Speed Networking Guru Parulkar = Towards a Framework for High-Speed Communication in a Heterogeneous Networking Environment Signup and view all the answers

In 1981, J.H. Saltzer, D.P. Reed, and D.D. Clark presented their work at the Second International Conference on __________ Computing Systems.

Distributed Signup and view all the answers

Study Notes

Protocols for High-Speed Networks: A Brief Retrospective Survey

High-speed networking is difficult to define due to constantly evolving technology and applications.
Axioms guiding high-speed network research and design are presented:
- Know the past, present, and future; application primacy; high performance paths; limiting constraints; systemic optimization.
Network generations framework is presented as a basis for historical development:
- 1st: Emergence (voice, entertainment, data networking)
- 2nd: Internet (consumer access, corporate networks, growth in data networking)
- 3rd: Convergence and the Web (Integration of data, voice, and entertainment, rise of the internet and web)
- 4th: Future (ubiquitous computing, wireless, high-speed optical networks)

Axioms for High-Speed Networking Research

Application primacy: High-speed networks exist to support distributed applications effectively.
High-performance paths: Networks must provide low-latency and high-bandwidth paths between applications for optimal performance.
Limiting constraints: real-world limitations (speed of light, channel capacity, switching rate, costs) affect high-performance paths.
Systemic optimization: Networks are systems of systems requiring complex optimization; each part of the network needs to be optimized together.

Systemic Optimization Principles

Selective optimization: Optimize the most crucial parts of the network.
Resource tradeoffs: Balancing resources (cost, performance) for optimal network function.
End-to-end arguments: Certain functions should be implemented at the application level rather than within the network to enhance performance and efficiency.
Protocol layering: Layering protocols is useful but not always efficient for implementing high-performance functionalities.

Studying That Suits You

Use AI to generate personalized quizzes and flashcards to suit your learning preferences.

Description

This quiz explores the evolution and research axioms of high-speed networking. It covers the historical framework of network generations, from voice and data networking to the future of ubiquitous computing. Test your knowledge on the principles that guide high-speed network design and application support.

High-Speed Networks Overview

Choose a study mode

Podcast

Questions and Answers

Which communication method was NOT mentioned as a means to connect terminals to a host?

Ethernet and token ring were early LAN technologies that utilized a shared medium for communication.

What primary protocol environment was used for early packet routers?

In the 1980s, the transition from ARPANET to the ____ marked a significant jump in networking.

Match the following communication methods with their descriptions:

What medium was predominantly used for transmission during the evolution of voice networks in the 1980s?

Packet networking began with commercial applications.

What type of communication methods remained distinct during the networking evolution in the 1980s?

What can hop-by-hop duplication of functions result in?

The end-to-end performance enhancement argument supports duplicating functions redundantly throughout the network.

What is one of the key design decisions of ARPANET?

The __________ in end-to-end communication has been moving to the edges of the network.

Match the conjectures with their descriptions:

Which statement reflects a challenge still faced in high-speed networking?

Replacing an existing transport protocol will automatically solve the high-speed networking problem.

What key challenge was recognized as network bandwidth increased?

What reduced the motivation for the adoption of ATM using scalable SONET links?

The research community shifted their focus from connection-oriented to connectionless datagram forwarding due to decreasing processing costs.

What does the RESOURCE TRADEOFF PRINCIPLE state regarding networks?

The full ATM layer 3 infrastructure became unnecessary, leading to the deployment of IP over _____ links.

Match the following technologies with their descriptions:

What is primarily handled by the input processor in fast packet switching?

The output processing in packet switching is straightforward and does not require complex scheduling.

What type of controllers are mentioned as being used for the input processor?

The use of __________ for input and output processing opens the door to active and programmable networks.

Match the following components with their respective functions:

Which technology is highlighted for its significant advances in the late third generation of networking?

Early fourth generation networking successfully integrated optical logic and control circuits.

Which of the following is a distinguishing characteristic of the third generation of the Internet?

The transition from BBSs to ISPs marked the beginning of the third generation of the Internet.

What does QOS stand for in the context of networking?

What does HTTP stand for?

The rate of adoption of Internet connections was significantly higher than the rate of new ______ connections.

What was one major advancement in networking research during the third generation?

By the end of the second generation, the Internet was becoming less in demand.

What technology became practical in the late 1990s for IP routers?

Match the following technologies with their corresponding roles:

What is the focus of the paper 'Ethernet: Distributed Packet Switching for Local Computer Networks'?

The report of the ARPA/NSF Workshop on Research in Gigabit Networking was published in 1994.

Who were the authors of 'A 50-Gb/s IP Router'?

The paper 'Optical Burst Switching – A New Paradigm for an __________ Internet' discusses advanced optical communication technologies.

Which of the following publications deals with end-to-end arguments in system design?

The paper titled 'Axon Network Virtual Storage for High Performance Distributed Applications' was published in 1990.

Match the following authors with their respective works:

In 1981, J.H. Saltzer, D.P. Reed, and D.D. Clark presented their work at the Second International Conference on __________ Computing Systems.

Study Notes

Protocols for High-Speed Networks: A Brief Retrospective Survey

Axioms for High-Speed Networking Research

Systemic Optimization Principles

Studying That Suits You

Related Documents

Description

More Like This

High-Speed Network Components Quiz

High Speed Packet Access (HSPA) Quiz

High Speed Networks Quiz and Flashcards

High speed proctection