Introduction

Internet Protocol version 6 (IPv6) is the next version of the protocol that is used for communications on the Internet. IPv6 is a protocol that has been in existence for many years, but it has not yet replaced IPv4. IPv4 has some limitations that were not anticipated when it was first created. Because IPv6 overcomes many of these limitations, it is the only viable long-term replacement for IPv4.

While the migration to IPv6 has started, it is still in its early stages. Many international organizations already have IPv6 networks, the U.S. federal organizations are working on their transitions to IPv6, and others are contemplating what IPv6 means to them. However, many organizations already have IPv6 running on their networks ...

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