Cisco Certified Network Associate (CCNA) 2025 – 400 Free Practice Questions to Pass the Exam

To ascertain the status of OSPF v3 interfaces, examining the interface status is crucial. The command that provides a summarized view of all interfaces, including their up/down status, is exceptionally useful. When using the command to list the IPv6 interfaces, it displays whether the interfaces are operational (up/up) or not, which is vital for ensuring that OSPF can function correctly with an active and operational link.

The other options focus on different aspects. The command that shows OSPF-specific details pertains to the OSPF protocol itself, and while it can be informative, it doesn't provide a summarized view of the interface's operational state. Similarly, the 'copy' command is related to saving configurations but doesn't provide any interface status. The debug command is more suitable for troubleshooting and monitoring OSPF adjacencies rather than confirming the general operational status of interfaces. Thus, the chosen command is the most appropriate for confirming if OSPF v3 interfaces are up/up.