CISCO CCNA Exam – Q175 Refer to the exhibit. Given the output for this command, if the router ID has not been manually set, what router ID will OSPF use for this router? A. 10.1.1.2 B. 10.154.154.1 C. 172.16.5.1 D. 192.168.5.3 Show Answer Correct Answer: C Explanation: The highest IP address of all loopback interfaces will be chosen; Loopback 0 will be chosen as the router ID.