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質問 1：
When logging in to the router through Telnet, which authentication methods can choose? (Multiple Choice)
A. Not certified
B. AAA local authentication
C. MD5 ciphertext authentication
D. password authentication
正解：B,D
質問 2：
The MPLS architecture consists of a Control Plane and a Forwarding Plane. The forwarding plane mainly performs label switching and packet forwarding.
A. False
B. True
正解：B
質問 3：
The router's Router ID neighbor relationship is as follows. Which of the following statements are correct? (Multiple Choice)
A. The router and the router with Router-ID 10.5.3.3 cannot exchange the link status information.
B. The router-ID of the DR router is 10.0.1.1.
C. The router-ID of the DR router is 10.0.0.2.
D. This router is a DR Other router
正解：A,B,C,D
質問 4：
The switch MAC address table is existing as follows, which of the following statements is correct?
A. The MAC address 5489-3891-1450 is manually configured by the administrator.
B. The MAC address 5489-9811-0b49 is manually configured by the administrator
C. After the switch is restarted, all MAC addresses need to be re-learned.
D. The MAC address 5489-9885-1838 is manually configured by the administrator.
正解：B
質問 5：
As shown in the broadcast network, OSPF runs on four routers and in the same area and on the same network segment. OSPF automatically elects a DR. Multiple BDRs to achieve better backup results.
A. False
B. True
正解：A
質問 6：
Which of the following protocol does the PPP protocol consist of? (Multiple Choice)
A. LCP
B. PPPOE
C. NCP
D. Certification Agreement
正解：A,C,D
When logging in to the router through Telnet, which authentication methods can choose? (Multiple Choice)
A. Not certified
B. AAA local authentication
C. MD5 ciphertext authentication
D. password authentication
正解：B,D
質問 2：
The MPLS architecture consists of a Control Plane and a Forwarding Plane. The forwarding plane mainly performs label switching and packet forwarding.
A. False
B. True
正解：B
質問 3：
The router's Router ID neighbor relationship is as follows. Which of the following statements are correct? (Multiple Choice)
A. The router and the router with Router-ID 10.5.3.3 cannot exchange the link status information.
B. The router-ID of the DR router is 10.0.1.1.
C. The router-ID of the DR router is 10.0.0.2.
D. This router is a DR Other router
正解：A,B,C,D
質問 4：
The switch MAC address table is existing as follows, which of the following statements is correct?
A. The MAC address 5489-3891-1450 is manually configured by the administrator.
B. The MAC address 5489-9811-0b49 is manually configured by the administrator
C. After the switch is restarted, all MAC addresses need to be re-learned.
D. The MAC address 5489-9885-1838 is manually configured by the administrator.
正解：B
質問 5：
As shown in the broadcast network, OSPF runs on four routers and in the same area and on the same network segment. OSPF automatically elects a DR. Multiple BDRs to achieve better backup results.
A. False
B. True
正解：A
質問 6：
Which of the following protocol does the PPP protocol consist of? (Multiple Choice)
A. LCP
B. PPPOE
C. NCP
D. Certification Agreement
正解：A,C,D
Momoi -
こちらのH12-211-ENUテキストは更にもう一歩踏み込んで勉強したい方向けのように思います。ありがとうございます。