Open two Packet Tracer instances: your lab and the completed lab. Go to the failing device. Type show run | section ospf . Compare line-by-line. You will likely find one missing command (e.g., ip ospf priority ).
✅ Works, but you learn nothing.
If a student searches for "answers," they are usually trying to get that elusive 100% completion bar. However, because the labs often randomize certain variables (like IP addresses or subnet masks) for each student or class section, a static "answer key" found on the internet might not work for your specific file version. ccna v7 lab answers