Câu 14: DES-5121: Specialist - Implementation Engineer, Campus Networking Exam

You need to configure OSPF on a DNOS 6 switch and have entered the following:Switch-1(config)# ip routing -Switch-1(config)# interface vlan 20Switch-1(config-if-vlan20)# ip address 10.1.20.1 255.255.255.0Switch-1(config)# router ospf -Switch-1(config-router)# router-id 10.1.1.1Based on the information referenced above, what is missing from the configuration?

1. A. area 0 is missing from the ip routing command
2. B. ip ospf area 0 is missing from the interface vlan 20 section — đáp án hiện tại
3. C. router ospf is missing the routing instance
4. D. area 0 is missing from the router-id command