IP Subnet Practice CCNA (Cisco Certified Network Associate) CCNA Course Introduction and Subnet Practice IP Subnet Practice Click the [New Problem] button to start Given the IP address . . . / Enter the information in the IP address field below. [Check] if your answer is right or [Show] the answer. IP address Check/Show Answer OK Network . . . . . . First Host . . . . . . Last Host . . . . . . Broadcast . . . . . . Check or Show ALL Previous Topic Back to Lesson Next Lesson