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2012 11-05-council-ipv6 migration-technologies
- 1. RĂŒdiger Rissmann â Research Staff Member and Senior Architect
05 Nov 2012
IPv6 Migration Technologies
IBM Research - Zurich
© 2009 IBM Corporation
- 2. IBM Presentation Template Full Version
Agenda
â Overview
â Dual Stack
â Tunnels
â Translations
2 © 2012 IBM Corporation
- 6. Tunnels technologies
â 6in4
â 6rd
â ISATAP
â Teredo
â 4in6
â 6over4
â 6to4
â GRE
â MAP
6 © 2012 IBM Corporation
- 7. 6in4
Tunnel IPv6 over IPv4 in the network infrastructure.
Tunnel endpoints statically configured.
7 © 2012 IBM Corporation
- 8. 6rd
One way for providers to deploy IPv6 without reconfiguring their whole network.
Customer IPv4 address mapped to IPv6 address.
8 © 2012 IBM Corporation
- 9. ISATAP
Very fast and easy way to connect to the IPv6 network.
Requires support from the client operating system.
9 © 2012 IBM Corporation
- 10. Teredo
Designed to connect through IPv4 NAT firewalls. Basically establishes
a tunnel through the firewall to the internet.
10 © 2012 IBM Corporation
- 11. Translation technologies
â CGN/LSN/Nat444 â to extend IPv4 address space
â DS-lite
â Nat64/DNS64
â Nat46/DNS46
â Transport Relay Translation (TRT)
â Stateless IP/ICMP Translation (SIIT)
11 © 2012 IBM Corporation
- 12. CGN/LSN/NAT444
In this use case not related to IPv6
Extends IPv4 address space of providers. Not possible to connect from
the internet to customer network anymore.
12 © 2012 IBM Corporation
- 13. DS-Lite
Extends IPv4 address space of providers. Not possible to connect from
the internet to customer network anymore.
13 © 2012 IBM Corporation
- 14. NAT64/DNS64
To connect from IPv6 to IPv4.
Some gateways also do NAT46 to enable connections from IPv4 to IPv6.
14 © 2012 IBM Corporation