How many questions of H12-261-ENU HCIE-R&S (Written) I should practice well?

1. As shown below, which routes will R2 learn?

2. To check if figure below about the process of NDP analysis link-layer address is True.

3. In order to improve the security of ISIS protocol, you can configure the authentication in ISIS protocol, there are three authentication methods, namely the interface certification, domain authentication and routing domain authentication.

4. When MPLS network carrying IP packets, TTL will be how to deal with? (Please choose 2 correct answers)

5. Judgement: NAC is an end-to-end security solutions. From user terminal rather than equipment to protect the network security.

6. Which of the following description about data traffic load sharing in Huawei equipment is true?

7. As shown, in the configuration of router R3 set ISIS overload bit , which of the following statement is True? (Multiple choice)

8. Which of the following is only used for BGP to choose routing? (Multiple choice)

9. Which type of prefix will router running BGP circular to their IBGP neighbor (assuming that the router is not configured as a route reflector)?

10. RD is used to distinguish same IP address between different VPN.
RD contains how many bit?

11. In RIPng network, hope the router can publish a default route to the entire network, which of the following configuration is True?

12. Which of the following can be used for BGP routing? (Multiple choice)

13. What field of IPv6 head is similar with the "Type of Service" field of IPv4 head?

14. You want to make sure that key business in the network HW get high priority.
which field does IP Precedence of data packets based on to set?

15. In shared network,Which mechanism is used by PIM-SM to prevent repeat traffic?

16. The SPF algorithm, which of the following description is correct? (Multiple choice)

17. As shown in figure, ISIS neighbor relationship between R1 and R2 just created, which of the following statement about database synchronization process between R1 and R2 is True?

18. Which of the following configurations are true OSPFv3 routing aggregation configuration ? ( Multiple choice)

19. You're troubleshooting frame relay interface serial 0 on HW router. When the interface is up and quickly enters the down state. You use the command display interface, see LMI status message of interface serial has been sent but not received.
So what causes the problem occur?

20. Which of the following DNS resource record is legitimate? ( Multiple choice)