implementing ip addressing services · ite i chapter 6 © 2006 cisco systems, inc. all rights...
TRANSCRIPT
![Page 1: Implementing IP Addressing Services · ITE I Chapter 6 © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 1 Implementing IP Addressing Services Accessing the WAN –Chapter](https://reader033.vdocuments.mx/reader033/viewer/2022050503/5f9540f46c1a5c7b923a7022/html5/thumbnails/1.jpg)
© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE I Chapter 6 1
Implementing IP Addressing Services
Accessing the WAN – Chapter 7
![Page 2: Implementing IP Addressing Services · ITE I Chapter 6 © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 1 Implementing IP Addressing Services Accessing the WAN –Chapter](https://reader033.vdocuments.mx/reader033/viewer/2022050503/5f9540f46c1a5c7b923a7022/html5/thumbnails/2.jpg)
© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 2
Objectives
Configure DHCP in an enterprise branch network
Configure NAT on a Cisco router
Configure new generation RIP (RIPng) to use IPv6
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© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 3
Configure DHCP in an Enterprise Branch Network
Describe the function of DHCP in a network
![Page 4: Implementing IP Addressing Services · ITE I Chapter 6 © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 1 Implementing IP Addressing Services Accessing the WAN –Chapter](https://reader033.vdocuments.mx/reader033/viewer/2022050503/5f9540f46c1a5c7b923a7022/html5/thumbnails/4.jpg)
© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 4
Configure DHCP in an Enterprise Branch Network
Describe how DHCP dynamically assigns an IP address to a client
![Page 5: Implementing IP Addressing Services · ITE I Chapter 6 © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 1 Implementing IP Addressing Services Accessing the WAN –Chapter](https://reader033.vdocuments.mx/reader033/viewer/2022050503/5f9540f46c1a5c7b923a7022/html5/thumbnails/5.jpg)
© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 5
Configure DHCP in an Enterprise Branch Network
Describe the differences between BOOTP and DHCP
![Page 6: Implementing IP Addressing Services · ITE I Chapter 6 © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 1 Implementing IP Addressing Services Accessing the WAN –Chapter](https://reader033.vdocuments.mx/reader033/viewer/2022050503/5f9540f46c1a5c7b923a7022/html5/thumbnails/6.jpg)
© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 6
Configure DHCP in an Enterprise Branch Network
Describe how to configure a DHCP server
![Page 7: Implementing IP Addressing Services · ITE I Chapter 6 © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 1 Implementing IP Addressing Services Accessing the WAN –Chapter](https://reader033.vdocuments.mx/reader033/viewer/2022050503/5f9540f46c1a5c7b923a7022/html5/thumbnails/7.jpg)
© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 7
Configure DHCP in an Enterprise Branch Network
Describe how to configure a Cisco router as a DHCP client
![Page 8: Implementing IP Addressing Services · ITE I Chapter 6 © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 1 Implementing IP Addressing Services Accessing the WAN –Chapter](https://reader033.vdocuments.mx/reader033/viewer/2022050503/5f9540f46c1a5c7b923a7022/html5/thumbnails/8.jpg)
© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 8
Configure DHCP in an Enterprise Branch Network
Explain how DHCP Relay can be used to configure a router to relay DHCP messages when the server and the client are not on the same segment
![Page 9: Implementing IP Addressing Services · ITE I Chapter 6 © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 1 Implementing IP Addressing Services Accessing the WAN –Chapter](https://reader033.vdocuments.mx/reader033/viewer/2022050503/5f9540f46c1a5c7b923a7022/html5/thumbnails/9.jpg)
© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 9
Configure DHCP in an Enterprise Branch Network
Describe how to configure a Cisco router as a DHCP client using SDM
![Page 10: Implementing IP Addressing Services · ITE I Chapter 6 © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 1 Implementing IP Addressing Services Accessing the WAN –Chapter](https://reader033.vdocuments.mx/reader033/viewer/2022050503/5f9540f46c1a5c7b923a7022/html5/thumbnails/10.jpg)
© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 10
Configure DHCP in an Enterprise Branch Network
Describe how to troubleshoot a DHCP configuration
![Page 11: Implementing IP Addressing Services · ITE I Chapter 6 © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 1 Implementing IP Addressing Services Accessing the WAN –Chapter](https://reader033.vdocuments.mx/reader033/viewer/2022050503/5f9540f46c1a5c7b923a7022/html5/thumbnails/11.jpg)
© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 11
Configure NAT on a Cisco Router
Describe the operation and benefits of using private and public IP addressing
![Page 12: Implementing IP Addressing Services · ITE I Chapter 6 © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 1 Implementing IP Addressing Services Accessing the WAN –Chapter](https://reader033.vdocuments.mx/reader033/viewer/2022050503/5f9540f46c1a5c7b923a7022/html5/thumbnails/12.jpg)
© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 12
Configure NAT on a Cisco Router
Explain the key features of NAT and NAT overload
![Page 13: Implementing IP Addressing Services · ITE I Chapter 6 © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 1 Implementing IP Addressing Services Accessing the WAN –Chapter](https://reader033.vdocuments.mx/reader033/viewer/2022050503/5f9540f46c1a5c7b923a7022/html5/thumbnails/13.jpg)
© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 13
Configure NAT on a Cisco Router
Explain the advantages and disadvantages of NAT
![Page 14: Implementing IP Addressing Services · ITE I Chapter 6 © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 1 Implementing IP Addressing Services Accessing the WAN –Chapter](https://reader033.vdocuments.mx/reader033/viewer/2022050503/5f9540f46c1a5c7b923a7022/html5/thumbnails/14.jpg)
© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 14
Configure NAT on a Cisco Router
Describe how to configure static NAT to conserve IP address space in a network
![Page 15: Implementing IP Addressing Services · ITE I Chapter 6 © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 1 Implementing IP Addressing Services Accessing the WAN –Chapter](https://reader033.vdocuments.mx/reader033/viewer/2022050503/5f9540f46c1a5c7b923a7022/html5/thumbnails/15.jpg)
© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 15
Configure NAT on a Cisco Router
Describe how to configure dynamic NAT to conserve IP address space in a network
![Page 16: Implementing IP Addressing Services · ITE I Chapter 6 © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 1 Implementing IP Addressing Services Accessing the WAN –Chapter](https://reader033.vdocuments.mx/reader033/viewer/2022050503/5f9540f46c1a5c7b923a7022/html5/thumbnails/16.jpg)
© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 16
Configure NAT on a Cisco Router
Describe how to configure NAT Overload to conserve IP address space in a network
![Page 17: Implementing IP Addressing Services · ITE I Chapter 6 © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 1 Implementing IP Addressing Services Accessing the WAN –Chapter](https://reader033.vdocuments.mx/reader033/viewer/2022050503/5f9540f46c1a5c7b923a7022/html5/thumbnails/17.jpg)
© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 17
Configure NAT on a Cisco Router
Describe how to configure port forwarding
![Page 18: Implementing IP Addressing Services · ITE I Chapter 6 © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 1 Implementing IP Addressing Services Accessing the WAN –Chapter](https://reader033.vdocuments.mx/reader033/viewer/2022050503/5f9540f46c1a5c7b923a7022/html5/thumbnails/18.jpg)
© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 18
Configure NAT on a Cisco Router
Describe how to verify and troubleshoot NAT and NAT overload configurations
![Page 19: Implementing IP Addressing Services · ITE I Chapter 6 © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 1 Implementing IP Addressing Services Accessing the WAN –Chapter](https://reader033.vdocuments.mx/reader033/viewer/2022050503/5f9540f46c1a5c7b923a7022/html5/thumbnails/19.jpg)
© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 19
Configure New Generation RIP (RIPng) to use IPv6
Explain the need for IPv6 to provide a long-term solution to the depletion problem of IP address
![Page 20: Implementing IP Addressing Services · ITE I Chapter 6 © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 1 Implementing IP Addressing Services Accessing the WAN –Chapter](https://reader033.vdocuments.mx/reader033/viewer/2022050503/5f9540f46c1a5c7b923a7022/html5/thumbnails/20.jpg)
© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 20
Configure New Generation RIP (RIPng) to use IPv6
Describe the format of the IPv6 addresses and the appropriate methods for abbreviating them
![Page 21: Implementing IP Addressing Services · ITE I Chapter 6 © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 1 Implementing IP Addressing Services Accessing the WAN –Chapter](https://reader033.vdocuments.mx/reader033/viewer/2022050503/5f9540f46c1a5c7b923a7022/html5/thumbnails/21.jpg)
© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 21
Configure New Generation RIP (RIPng) to use IPv6
Explain the various methods of assigning IPv6 addresses to a device
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© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 22
Configure New Generation RIP (RIPng) to use IPv6
Describe the transition strategies for implementing IPv6
![Page 23: Implementing IP Addressing Services · ITE I Chapter 6 © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 1 Implementing IP Addressing Services Accessing the WAN –Chapter](https://reader033.vdocuments.mx/reader033/viewer/2022050503/5f9540f46c1a5c7b923a7022/html5/thumbnails/23.jpg)
© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 23
Configure New Generation RIP (RIPng) to use IPv6
Describe how Cisco IOS dual stack enables IPv6 to run concurrently with IPv4 in a network
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© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 24
Configure New Generation RIP (RIPng) to use IPv6
Describe the concept of IPv6 tunneling
![Page 25: Implementing IP Addressing Services · ITE I Chapter 6 © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 1 Implementing IP Addressing Services Accessing the WAN –Chapter](https://reader033.vdocuments.mx/reader033/viewer/2022050503/5f9540f46c1a5c7b923a7022/html5/thumbnails/25.jpg)
© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 25
Configure New Generation RIP (RIPng) to use IPv6
Describe how IPv6 affects common routing protocols, and how these protocols are modified to support IPv6
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© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 26
Configure New Generation RIP (RIPng) to use IPv6
Explain how to configure a router to use IPv6
![Page 27: Implementing IP Addressing Services · ITE I Chapter 6 © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 1 Implementing IP Addressing Services Accessing the WAN –Chapter](https://reader033.vdocuments.mx/reader033/viewer/2022050503/5f9540f46c1a5c7b923a7022/html5/thumbnails/27.jpg)
© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 27
Configure New Generation RIP (RIPng) to use IPv6
Explain how to configure and verify RIPng for IPv6
![Page 28: Implementing IP Addressing Services · ITE I Chapter 6 © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 1 Implementing IP Addressing Services Accessing the WAN –Chapter](https://reader033.vdocuments.mx/reader033/viewer/2022050503/5f9540f46c1a5c7b923a7022/html5/thumbnails/28.jpg)
© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 28
Configure New Generation RIP (RIPng) to use IPv6
Explain how to verify and troubleshoot IPv6
![Page 29: Implementing IP Addressing Services · ITE I Chapter 6 © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 1 Implementing IP Addressing Services Accessing the WAN –Chapter](https://reader033.vdocuments.mx/reader033/viewer/2022050503/5f9540f46c1a5c7b923a7022/html5/thumbnails/29.jpg)
© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 29
Summary
Dynamic Host Control Protocol (DHCP)
This is a means of assigning IP address and other configuration information automatically.
DHCP operation
–3 different allocation methods
•Manual
•Automatic
•Dynamic
–Steps to configure DHCP
•Define range of addresses
•Create DHCP pool
•Configure DHCP pool specifics
![Page 30: Implementing IP Addressing Services · ITE I Chapter 6 © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 1 Implementing IP Addressing Services Accessing the WAN –Chapter](https://reader033.vdocuments.mx/reader033/viewer/2022050503/5f9540f46c1a5c7b923a7022/html5/thumbnails/30.jpg)
© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 30
Summary
DHCP Relay
Concept of using a router configured to listen for DHCP messages from DHCP clients and then forwards those messages to servers on different subnets
Troubleshooting DHCP
–Most problems arise due to configuration errors
–Commands to aid troubleshooting
•Show ip dhcp
•Show run
•debug
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© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 31
Summary
Private IP addresses
–Class A = 10.x.x.x
–Class B = 172.16.x.x – 172.31.x.x
–Class C = 192.168.x.x
Network Address Translation (NAT)
–A means of translating private IP addresses to public IP addresses
–Type s of NAT
•Static
•Dynamic
–Some commands used for troubleshooting
•Show ip nat translations
•Show ip nat statistics
•Debug ip nat
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© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 32
Summary
IPv6
–A 128 bit address that uses colons to separate entries
–Normally written as 8 groups of 4 hexadecimal digits
Cisco IOS Dual Stack
–A way of permitting a node to have connectivity to an IPv4 & IP v6 network simultaneously
IPv6 Tunneling
–An IPV6 packet is encapsulated within another protocol
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© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 33
Summary
Configuring RIPng with IPv6
1st globally enable IPv6
2nd enable IPv6 on interfaces on which IPv6 is to be enabled
3rd enable RIPng using either
ipv6 rotuer rip name
ipv6 router name enable
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© 2006 Cisco Systems, Inc. All rights reserved. Cisco PublicITE 1 Chapter 6 34