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Exploration_Accessing_WAN_Chapter6.ppt

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Providing Teleworker Services Accessing the WAN – Chapter 6 Version 4. 0 © 2006 Providing Teleworker Services Accessing the WAN – Chapter 6 Version 4. 0 © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 1

Objectives § Describe the enterprise requirements for providing teleworker services § Explain how broadband Objectives § Describe the enterprise requirements for providing teleworker services § Explain how broadband services extend Enterprise Networks including DSL, cable, and wireless § Describe how VPN technology provides secure teleworker services in an Enterprise setting © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 2

Describe the Enterprise Requirements for Providing Teleworker Services § Describe the benefits of teleworkers Describe the Enterprise Requirements for Providing Teleworker Services § Describe the benefits of teleworkers for business, society and the environment. © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 3

Describe the Enterprise Requirements for Providing Teleworker Services § List remote connection technologies and Describe the Enterprise Requirements for Providing Teleworker Services § List remote connection technologies and describe scenarios in which each would be implemented. © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 4

Describe the Enterprise Requirements for Providing Teleworker Services § Describe the key differences between Describe the Enterprise Requirements for Providing Teleworker Services § Describe the key differences between private and public network infrastructures © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 5

Explain How Broadband Services extend Enterprise Networks § Briefly describe how broadband services allow Explain How Broadband Services extend Enterprise Networks § Briefly describe how broadband services allow teleworkers to use the Internet to connect to the Enterprise WAN © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 6

Explain How Broadband Services extend Enterprise Networks § Describe how Enterprises use cable connectivity Explain How Broadband Services extend Enterprise Networks § Describe how Enterprises use cable connectivity to extend their reach © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 7

Explain How Broadband Services extend Enterprise Networks § Describe how Enterprises use DSL connectivity Explain How Broadband Services extend Enterprise Networks § Describe how Enterprises use DSL connectivity to extend their reach © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 8

Explain How Broadband Services extend Enterprise Networks § Describe how Enterprises use broadband wireless Explain How Broadband Services extend Enterprise Networks § Describe how Enterprises use broadband wireless connectivity to extend their reach © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 9

Explain How Broadband Services extend Enterprise Networks § Describe how Enterprises defend themselves from Explain How Broadband Services extend Enterprise Networks § Describe how Enterprises defend themselves from threats to wireless network security © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 10

Describe How VPN Technology Provides Secure Teleworker Services in an Enterprise Setting § Explain Describe How VPN Technology Provides Secure Teleworker Services in an Enterprise Setting § Explain the importance and benefits of VPN technology © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 11

Describe How VPN Technology Provides Secure Teleworker Services in an Enterprise Setting § Compare Describe How VPN Technology Provides Secure Teleworker Services in an Enterprise Setting § Compare site-to-site VPNs to remote-access VPNs © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 12

Describe How VPN Technology Provides Secure Teleworker Services in an Enterprise Setting § Describe Describe How VPN Technology Provides Secure Teleworker Services in an Enterprise Setting § Describe the hardware and software components that typically make up a VPN © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 13

Describe How VPN Technology Provides Secure Teleworker Services in an Enterprise Setting § Describe Describe How VPN Technology Provides Secure Teleworker Services in an Enterprise Setting § Describe the characteristics of secure VPNs © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 14

Describe How VPN Technology Provides Secure Teleworker Services in an Enterprise Setting § Describe Describe How VPN Technology Provides Secure Teleworker Services in an Enterprise Setting § Describe the concept of VPN tunneling © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 15

Describe How VPN Technology Provides Secure Teleworker Services in an Enterprise Setting § Describe Describe How VPN Technology Provides Secure Teleworker Services in an Enterprise Setting § Describe the concept of VPN encryption © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 16

Describe How VPN Technology Provides Secure Teleworker Services in an Enterprise Setting § Describe Describe How VPN Technology Provides Secure Teleworker Services in an Enterprise Setting § Describe the concept of IPsec Protocols © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 17

Summary § Requirements for providing teleworker services are: –Maintains continuity of operations –Provides for Summary § Requirements for providing teleworker services are: –Maintains continuity of operations –Provides for increased services –Secure & reliable access to information –Cost effective –Scalable § Components needed for a teleworker to connect to an organization’s network are: –Home components –Corporate components © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 18

Summary § Broadband services used –Cable • transmits signal in either direction simultaneously –DSL Summary § Broadband services used –Cable • transmits signal in either direction simultaneously –DSL • requires minimal changes to existing telephone infrastructure • delivers high bandwidth data rates to customers –Wireless • increases mobility • wireless availability via: » municipal Wi. Fi » Wi. Max » satellite internet © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 19

Summary § Securing teleworker services –VPN security achieved through using • Advanced encryption techniques Summary § Securing teleworker services –VPN security achieved through using • Advanced encryption techniques • Tunneling –Characteristics of a secure VPN • Data confidentiality • Data integrity • authentication © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 20

© 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 21 © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 21