Are you studying for the CCENT or CCNA certifications?

Skillset can help you prepare! Sign up for your free Skillset account and take the first steps towards your certification.

Upgrade Account

OSPF routers "R1" and "R2" are not forming an adjacency. Which of the following could cause the problem? (choose three)

The Router-ID was not configured on each router.

The Process ID's are configured differently on each router.

A passive interface is configured on a router.

An ACL is configured on the routing protocol.

Both routers are configured in different areas.

Each router has different costs in the directly connected link.

Explanation

Directory

Skillset helps you pass your certification exam.

Contributions and Interactions
Practice Questions

Study thousands of practice questions that organized by skills and ranked by difficulty.

Contributions and Interactions
Personalized Training

Create a tailored training plan based on the knowledge you already possess.

Training Video Selector
Exam Readiness

Know when you’re ready for the high-stakes exam. Have the confidence that you will pass on your first attempt.

Get A Free Skillset Account