Discovery routing switching_chapter1

186 views

Published on

Published in: Education
0 Comments
0 Likes
Statistics
Notes
  • Be the first to comment

  • Be the first to like this

No Downloads
Views
Total views
186
On SlideShare
0
From Embeds
0
Number of Embeds
1
Actions
Shares
0
Downloads
4
Comments
0
Likes
0
Embeds 0
No embeds

No notes for slide

Discovery routing switching_chapter1

  1. 1. © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 1Introducing Routing and Switching in the Enterprise –Chapter 1Networking in theEnterprise
  2. 2. © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 2Objectives Describe the logical architecture and components ofan enterprise network Explain the types of applications and traffic flowspresent on an enterprise network Examine how enterprises integrate remote workersinto their networks– Define the role and importance of a telecommuter– Describe the function and importance of VPNs
  3. 3. © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 3Enterprise Network A large business environment with many users and locations• Manufacturers• Large retail stores• Restaurant and service franchises• Utilities and government agencies• Hospitals• School systems Supported by an enterprise networkSupport for critical applicationsSupport for converged network trafficNeed for centralized controlSupport for diverse business requirements Provides mission-critical services and applications Requires centralized control: NOC
  4. 4. © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 4
  5. 5. © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 5Enterprise Network Network infrastructure 99.999% uptime High-end equipment Fail-over capabilities Redundancy
  6. 6. © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 6 Hierarchical design Access, Distribution, Core layers Enterprise networks contain both LAN and WANtechnologiesDescribe an Enterprise Network
  7. 7. © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 7Describe an Enterprise NetworkIntranet Provide access to local andremote employees Private network Controlled by firewallsExtranet Privileged access for businesspartners Private network Controlled access
  8. 8. © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 8Explain Types of Applications and TrafficFlows within an Enterprise Network Local WAN External Optimized bandwidth Security
  9. 9. © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 9Explain Types of Applications and TrafficFlows within an Enterprise Network Characteristics of different types of network traffic Network traffic prioritizationClassificationPre-queuingQueuing and schedulingPost-queuing
  10. 10. © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 10 Factors affecting enterprise traffic Latency Jitter Quality of Service (QoS)Explain Types of Applications and TrafficFlows within an Enterprise Network
  11. 11. © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 11Examine How Enterprises Integrate RemoteWorkers into their Networks Teleworking Telecommuting Teleconferencing
  12. 12. © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 12Examine How Enterprises Integrate RemoteWorkers into their Networks Describe remote worker applications VoIP Sharing applications FTP and Telnet
  13. 13. © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 13Examine How Enterprises Integrate RemoteWorkers into their Networks Function and importance of VPNs Encryption of traffic Tunnels Client/server application
  14. 14. © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 14Summary Enterprise networks support mission critical servicesand traffic Enterprise design includes a campus, enterprise edge,and service provider edge Intranets and extranets are private networks designedfor specific access privileges VPNs create encrypted tunnels for use by teleworkers
  15. 15. © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 15

×