Refer to the exhibit. What can be determined about the configuration of router R1 from the exhibited output?

Refer to the exhibit. What can be determined about the configuration of router R1 from the exhibited output?

• LMI updates are not being received properly.
• The LMI type for the Serial 0/0/0 interface has been left to its default configuration.
• Cisco HDLC is used as a Layer 2 encapsulation protocol on the Serial 0/0/0 interface.
• The Serial 0/0/0 interface has been configured as a data communications equipment device.

Exam with this question: CCNA Exploration 4: EWAN Chapter 3 Exam