According to the MSTP protocol, each MST instance calculates an independent spanning tree by using the RSTP algorithm.

A. True

B. False

STP distributes configuration message by sending BPDU packet to each other.

A. True

B. False

Which statements about VLAN are true? (Choose three.)

A. The VLAN improves network security. Users on different VLANs cannot communicate with each other.

B. The VLAN improves network processing efficiency. Users on different VLANs are separated from each other. Therefore, the size of a broadcast domain is reduced.

C. Layer 2 forwarding is only based on destination MAC addresses, and is irrelevant to VLAN configuration.

D. The VLAN technology is a management method that controls the communication between terminals.

You cannot set an aging time for the blacklist of the Eudemon.

A. True

B. False

Which of the following numbers is the protocol number of VRRP packets?

A. 112

B. 113

C. 114

D. 115

Which of the following BFD versions is supported in VRP 5.7?

A. Version 0

B. Version 1

C. Version 2

D. Version 3

Only one BGP process can be configured on a router.

A. True

B. False

When configuring source NAT with no-pat configuration parameters, which of the following statements is true?

A. Only the source IP address is translated.

B. Only the destination IP address is translated.

C. The source IP address and source port number are both translated.

D. The destination IP address and destination port number are both translated.

Which of the following statements regarding MUX VLAN is false?

A. Each group VLAN must be bound to a principal VLAN.

B. If the VLAN ID has been used by the principal VLAN, this VLAN cannot be used for the VLANIF interface, super-VLAN, or sub-VLAN.

C. After MUX VLAN is enabled on an interface, VLAN mapping and VLAN stacking can be configured on the interface.

D. An enterprise can use the principal port to connect to the enterprise server, a separate port to connect to enterprise customers, and a group port to connect to enterprise employees. Enterprise customers and employees can both access enterprise servers, enterprise employees can communicate with each other, enterprise customers cannot communicate with each other, and enterprise customers and employees cannot communicate with each other.

During the structured network troubleshooting process, in which of the following phases is the fault reported or advertised to other departments? (Choose two.)

A. Fault identification

B. Information collection

C. Cause list

D. Troubleshooting assessment