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CCENT/CCNA ICND1 100-101 Official Cert Guide by Wendell Odom

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Static Unicast Address Configuration

Cisco routers give us two options for static configuration of IPv6 addresses. In one case, you configure the full 128-bit address, while in the other, you configure a 64-bit prefix, and let the router derive the second half of the address (the interface ID). The next few pages show how to configure both options, and how the router chooses the second half of the IPv6 address.

Configuring the Full 128-Bit Address

To statically configure the full 128-bit unicast address—either global unicast or unique local—the router needs an ipv6 address address/prefix-length interface subcommand on each interface. The address can be an abbreviated IPv6 address, or the full 32-digit hex address. The command includes the prefix ...

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