Cisco Certified Network Associate (CCNA) Practice Exam

What does using DHCPv6 provide in terms of IPv6 address assignment?

1. Static address allocation

2. Dynamic address assignment with configurations

3. Manual IP entry only

4. Default routing

The correct answer is: Dynamic address assignment with configurations

Using DHCPv6 allows for dynamic address assignment with configurations, which is crucial in environments where devices frequently join and leave the network. This protocol enables the automatic assignment of IPv6 addresses to devices, minimizing the need for manual configuration. It not only provides the necessary IPv6 address but can also offer additional configuration parameters such as DNS server information, domain search lists, and other essential network settings. In contrast, static address allocation merely assigns fixed addresses, which limits flexibility and can lead to issues with address management in larger or changing networks. Manual IP entry restricts the ease of device connectivity and increases the potential for human error, as each device must be configured individually. Default routing does not relate to the assignment of IP addresses, but rather concerns how data packets are directed through a network. Thus, the capability of DHCPv6 to facilitate dynamic address assignment plays a significant role in efficiently managing IPv6 addressing in modern network environments.