1. The correct statement about the device swc is: (Multiple Choice)
[SWC]stp instance 1 priority 4096
[SWC]interface Ethernet 1/0/13
[SWC-Ethernet 1/0/13]stp point-to-point force-true
[SWC]interface Ethernet 1/0/2
[SWC-Ethernet 1/0/2]stp edged-port enable

2. An access control list (ACL) can be used to match the routing information or the address of a data packet, and can only distinguish between certain types of packets and cannot filter packets.

3. Link Aggregation is a method of bundling a set of physical interfaces together as a logical interface to increase bandwidth. There are two types of link aggregation control protocols: manual load balancing and static LACP mode.

4. Which services and functions of AR3200 can the ACL be applied to? (Multiple Choice)

5. Which of the following descriptions is correct about BGP MED? (Multiple Choice)

6. What are the well-known mandatory attributes of BGP? (Multiple Choice)

7. What are the advantages of IS-IS compared to OSPF? (Multiple Choice)

8. What are the types of IS-IS routers? (Multiple Choice)

9. What kinds of special areas does OSPF define? (Multiple Choice)

10. OSPF network type includes (). (Multiple Choice)

11. The Origin attribute of the route injected into the BGP through the network command is:

12. About the description of LSA for various messages, which is incorrect?

13. Which of the following options belong to the OSPF packet type? (Multiple Choice)

14. What is the port number used by BGP?

15. The inter-area route summarization function is configured in which router?

16. IGMPv1 stipulates that when there are multiple routers in the shared network, the IGMP protocol itself selects the querier.

17. In the PIM-SM protocol, the DR connected to the multicast receiver is charge of sending a unicast Register message to the RP.

18. The most important reason for the BGP protocol being an enhanced distance vector protocol is:

19. In IGMPv2, the destination IP of a specific group query is 224.0.0.1.

20. A route-policy can have multiple nodes. Different node numbers are identified by sec-number. The relationship between different parts of different seq-numbers is OR.