1. Regarding the description of configuring the security level of the security zone of the firewall, which of the following is wrong?

2. Compared with routers and switching machines, what is the unique forwarding module of the firewall?

3. Which of the following is the configuration command for linkage between VRRP and BFD?

4. The RSTP protocol provides a variety of protection functions. For example, when the edge terminal port is configured in the protection state, the processing method of the edge port after receiving the BPDU message is:

5. Which of the following is not the main function of NDP?

6. The MAC address of a certain PC is 5489-98FB-65D8. The administrator wants this PC to obtain the specified IP address 192.168.1.11/24 from the DHCP server, so the command configured by the administrator should be?

7. Which function does the switch control plane not include?

8. Which of the following statements about OSPF protocol packets is wrong?

9. In the IS-IS broadcast network, which multicast MAC address does the Level-1 router use as the destination address for sending IIH?

10. What are the key components of building an IP wide-area bearer network solution together with Huawei NetEngine intelligent routers?

11. Which of the following does not belong to IGP?

12. In SSM, which version of IGMP needs to be used?

13. Which of the following description about the prefix list is wrong?

14. During the operation of the DHCP protocol, the process from when the client applies to obtain an IP address is:
① The host sends a DHCP Request to request an IP address
② Server sends DHCP Offer message response
③ The host sends a DHCP Discover message to find DHCP
④ Server 4 Server responds with ACK response request after receiving the request

15. Which of the following description of how to establish a BFD session is wrong?

16. Among the matters needing attention in configuring the Stub area, the correct description is:

17. Which of the following descriptions about OSPF route aggregation is incorrect?

18. When performing source NAT configuration and having no-pat configuration parameters, which of the following statements is correct?

19. The filter-policy 2000 export is configured in the IS-IS process, which statement about the function of this command is wrong?

20. Which of the following description of OSPF neighbor relationship and adjacency relationship is correct?

21. Which of the following descriptions about configuring roaming groups is wrong?

22. Which of the following statements about the address used by AC to establish a CAPWAP tunnel in VRRP hot backup is correct?

23. The default priority of the VRRP device in the backup group is:

24. Regarding the ABR in OSPF, which is the wrong description?

25. Which of the following descriptions about OSPF default routing is wrong?

26. Regarding the description of LSA header information in OSPF AS -External – LSA, which is wrong?

27. Which of the following is the command to configure the VRRP preemption delay?

28. By default, on a router running IS-IS in a broadcast network, how many seconds does DIS send CSNP messages?

29. Regarding the description of network address port translation (NAP) and network address translation only (No-PAT), which of the following statements is correct?

30. When the IPv6 address of the host is configured in the stateless address configuration method, and other parameters except the address are obtained through DHCPv6, how to set the M bit and 0 bit in the RA message?

31. Among the routing policy tools commonly used in BGP, the one that can be used to match a specific AS_path is:

32. Which of the following strategies or tools cannot be applied to OSPF?

33. Which of the description about IBGP neighbors and EBGP neighbors is wrong?