Question 1

The IP address 0.0.0.0 indicates ().

Accepted Answer

A)  Network address 
B)  Broadcast address of specially designated network segment 
C)  All networks 
D)  Broadcast address of all nodes of local network segment 
A)  Network address 
B)  Broadcast address of specially designated network segment 
C)  All networks 
D)  Broadcast address of all nodes of local network segment

Question 2

Which statements about QinQ are true? (Choose two.)

Accepted Answer

A)  QinQ saves VLANs on the public network. 
B)  To avoid VLAN conflict, the customer must negotiate with the service provider before modifying the VLANs on its private network. 
C)  When the service provider upgrades the network, the configurations on the user network do not need to be modified. 
D)  All of the above 
A)  QinQ saves VLANs on the public network. 
B)  To avoid VLAN conflict, the customer must negotiate with the service provider before modifying the VLANs on its private network. 
C)  When the service provider upgrades the network, the configurations on the user network do not need to be modified. 
D)  All of the above

Question 3

Which statements about the PVID on the access interface are true?

Accepted Answer

A)  When receiving a packet without the VLAN tag, the interface adds the VLAN tag to the packet and sets the VID in the tag to the default VLAN ID. 
B)  When receiving a packet with a VLAN tag, the interface compares the VLAN ID in the tag with the default VLAN ID. If they are the same, the interface forwards the packets; otherwise, the interface discards the packets. 
C)  When the interface sends a packet with a VLAN tag that contains the default VLAN ID, the system removes the VLAN tag of the packet, and then forwards the packet. 
D)  None of the above. 
A)  When receiving a packet without the VLAN tag, the interface adds the VLAN tag to the packet and sets the VID in the tag to the default VLAN ID. 
B)  When receiving a packet with a VLAN tag, the interface compares the VLAN ID in the tag with the default VLAN ID. If they are the same, the interface forwards the packets; otherwise, the interface discards the packets. 
C)  When the interface sends a packet with a VLAN tag that contains the default VLAN ID, the system removes the VLAN tag of the packet, and then forwards the packet. 
D)  None of the above.

Question 4

Which of the following route entries matches ACL 2001 that is defined below?

Accepted Answer

A)  1.2.3.0/24,1.2.4.0/24, 1.2.5.0/24, 1.2.6.0/24,1.2.7.0/24,1.2.8.0/24 
B)  1.0.0.0/8 ,1.2.0.0/16,1.2.3.0/24,1.2.4.0/24, 1.2.5.0/24, 1.2.6.0/24,1.2.7.0/24,1.2.8.0/24 
C)  1.2.3.0/24,1.2.5.0/24,1.2.7.0/24 
D)  1.2.0.0/16,1.2.4.0/24,1.2.6.0/24,1.2.8.0/24 
A)  1.2.3.0/24,1.2.4.0/24, 1.2.5.0/24, 1.2.6.0/24,1.2.7.0/24,1.2.8.0/24 
B)  1.0.0.0/8 ,1.2.0.0/16,1.2.3.0/24,1.2.4.0/24, 1.2.5.0/24, 1.2.6.0/24,1.2.7.0/24,1.2.8.0/24 
C)  1.2.3.0/24,1.2.5.0/24,1.2.7.0/24 
D)  1.2.0.0/16,1.2.4.0/24,1.2.6.0/24,1.2.8.0/24

Question 5

According to the figure, what is the status of Ethernet1/0/13 in MSTI 1?

Accepted Answer

A)  Forwarding 
B)  Discarding 
C)  Learning 
D)  None of the above 
A)  Forwarding 
B)  Discarding 
C)  Learning 
D)  None of the above

Question 6

Which of the following are possible causes for an MSTP failure in a LAN? (Choose three.)

Accepted Answer

A)  MSTP is configured incorrectly. 
B)  A physical link alternates between Up and Down, triggering the device to send a large number of TC packets. 
C)  The MSTP-enabled device receives MSTP TC packets that are transparently sent or from the client. 
D)  The priority of the port in the specified MSTI is not configured. 
A)  MSTP is configured incorrectly. 
B)  A physical link alternates between Up and Down, triggering the device to send a large number of TC packets. 
C)  The MSTP-enabled device receives MSTP TC packets that are transparently sent or from the client. 
D)  The priority of the port in the specified MSTI is not configured.

Question 7

On a campus network, the gateway is usually configured on the aggregation layer. What advantages does this design have compared with configuring the gateway on the access layer? (Choose all that apply.)

Accepted Answer

A)  Reduce the broadcast domain on the network and the probability of broadcast storms. 
B)  Achieve separate convergence of Layer 2 and Layer 3 to increase the convergence speed and network stability. 
C)  Properly design the Layer 2 network scale, reduce network segment allocation, and improve network management efficiency. 
D)  Allow configuring access devices as Layer 2 devices, reducing network construction costs. 
E)  Leverage the STP and VRRP mechanisms to improve network reliability. 
A)  Reduce the broadcast domain on the network and the probability of broadcast storms. 
B)  Achieve separate convergence of Layer 2 and Layer 3 to increase the convergence speed and network stability. 
C)  Properly design the Layer 2 network scale, reduce network segment allocation, and improve network management efficiency. 
D)  Allow configuring access devices as Layer 2 devices, reducing network construction costs. 
E)  Leverage the STP and VRRP mechanisms to improve network reliability.

Question 8

What are the functions of an IGMPv2 Query message? (Choose three.)

Accepted Answer

A)  A router sends IGMPv2 Query messages to collect group memberships of receiver hosts. 
B)  A router sends IGMPv2 Query messages to elect a querier. 
C)  If a router can periodically send IGMPv2 Query messages, it indicates that the router runs properly. 
D)  Based on IGMPv2 Query messages, receiver hosts can obtain the address of a querier and unicast Report messages to the querier. 
A)  A router sends IGMPv2 Query messages to collect group memberships of receiver hosts. 
B)  A router sends IGMPv2 Query messages to elect a querier. 
C)  If a router can periodically send IGMPv2 Query messages, it indicates that the router runs properly. 
D)  Based on IGMPv2 Query messages, receiver hosts can obtain the address of a querier and unicast Report messages to the querier.

Question 9

Which statement about ARP proxy is false?

Accepted Answer

A)  The ARP proxy, namely, the gateway, sends ARP request for the host. The MAC address in the ARP request packet is the MAC address of the host. 
B)  The ARP proxy, namely, the gateway, sends ARP request for the host. The MAC address in the ARP request packet is the MAC address of its own interface. 
C)  ARP proxy is also called promiscuous ARP or ARP hack. 
D)  The ARP proxy allows the hosts on the networks with the same network ID to communicate with each other. 
A)  The ARP proxy, namely, the gateway, sends ARP request for the host. The MAC address in the ARP request packet is the MAC address of the host. 
B)  The ARP proxy, namely, the gateway, sends ARP request for the host. The MAC address in the ARP request packet is the MAC address of its own interface. 
C)  ARP proxy is also called promiscuous ARP or ARP hack. 
D)  The ARP proxy allows the hosts on the networks with the same network ID to communicate with each other.

Question 10

Which are the port roles defined in STP?

Accepted Answer

A)  Root Port 
B)  Designated Port 
C)  Alternate Port 
D)  All of the above 
A)  Root Port 
B)  Designated Port 
C)  Alternate Port 
D)  All of the above

Question 11

The unicast and multicast technologies are both outstanding in solving the problem of one source and "multiple" destinations for efficient P2MP data transmission.

Accepted Answer

A) True 
 B)False

Question 12

On the RSTP network with STP devices, which packets does an RSTP switch use to notify the STP switches of the topology change?

Accepted Answer

A)  RSTP BPDUs with the TC flag 
B)  STP BPDUs with the TCN flag 
C)  RSTP BPDUs with the TCA flag 
D)  STP BPDUs with the TCA flag 
A)  RSTP BPDUs with the TC flag 
B)  STP BPDUs with the TCN flag 
C)  RSTP BPDUs with the TCA flag 
D)  STP BPDUs with the TCA flag

Question 13

Which of the following statements about the firewall technology are true? (Choose three.)

Accepted Answer

A)  The network gateway of the application layer checks application-layer data carried in packets passing through the gateway. 
B)  The network gateway for session status detection checks session information carried in packets only at the session layer. 
C)  During packet filtering, the session status is checked and the whole data stream is analyzed. 
D)  Address proxy replaces IP addresses and port numbers of hosts within the network with the IP address and port number of the proxy device or router. 
A)  The network gateway of the application layer checks application-layer data carried in packets passing through the gateway. 
B)  The network gateway for session status detection checks session information carried in packets only at the session layer. 
C)  During packet filtering, the session status is checked and the whole data stream is analyzed. 
D)  Address proxy replaces IP addresses and port numbers of hosts within the network with the IP address and port number of the proxy device or router.

Question 14

The blacklist function on the firewall can filter packets based on destination IP addresses. A destination IP address can be dynamically added to or deleted from the blacklist.

Accepted Answer

A) True 
 B)False

Question 15

Which of the following routes match this ACL filter? (Choose two.)

Accepted Answer

A)  1.1.1.1/32 
B)  1.1.2.1/32 
C)  1.1.3.1/32 
D)  1.1.4.1/32 
A)  1.1.1.1/32 
B)  1.1.2.1/32 
C)  1.1.3.1/32 
D)  1.1.4.1/32

Question 16

Route filtering can filter not only routing information but also link-status information.

Accepted Answer

A) True 
 B)False

Question 17

Which of the following messages exist only in PIM-SM? (Choose two.)

Accepted Answer

A)  Join/Prune 
B)  Assert 
C)  Bootstrap 
D)  Register 
A)  Join/Prune 
B)  Assert 
C)  Bootstrap 
D)  Register

Question 18

Which of the following statements about the BFD echo function are true? (Choose three.)

Accepted Answer

A)  The local system sends a series of BFD Echo packets, and the remote system loops the packets back through its forwarding channel. 
B)  If the local system receives several consecutive Echo packets, it advertises a session Down event. 
C)  The echo function can work together with the asynchronous or demand detection mode. 
D)  The echo function can take the place of fault detection by sending BFD control packets. 
A)  The local system sends a series of BFD Echo packets, and the remote system loops the packets back through its forwarding channel. 
B)  If the local system receives several consecutive Echo packets, it advertises a session Down event. 
C)  The echo function can work together with the asynchronous or demand detection mode. 
D)  The echo function can take the place of fault detection by sending BFD control packets.

Question 19

After an STP switch starts, it considers itself as the root switch. Which statements about BDPU parameter setting are true? (Choose three.)

Accepted Answer

A)  The switch is the designated root. 
B)  The designated cost is 0. 
C)  The switch is the designated bridge. 
D)  The designated port is 0. 
A)  The switch is the designated root. 
B)  The designated cost is 0. 
C)  The switch is the designated bridge. 
D)  The designated port is 0.

Question 20

Which of the following statements regarding the static LACP mode are false?

Accepted Answer

A)  If a high bandwidth of the link between two directly connected devices is required bot the remote device does not support LACP, you can use the manual load balancing mode. 
B)  In static LACP mode, a larger LACP priority of an interface indicates a higher priority of the interface and a high probability of becoming the active interface. 
C)  The interface that forwards data is called the active interface, whereas the interfaces that does not forward data is called the inactive interface. The backup interface changes from inactive to active only when the active interface dails. 
D)  When preemption is enabled and an active interface fails, the backup interface with a larger priority becomes the active interface after a delay. If preemption is disabled, the faulty interface cannot automatically become the active interface. 
A)  If a high bandwidth of the link between two directly connected devices is required bot the remote device does not support LACP, you can use the manual load balancing mode. 
B)  In static LACP mode, a larger LACP priority of an interface indicates a higher priority of the interface and a high probability of becoming the active interface. 
C)  The interface that forwards data is called the active interface, whereas the interfaces that does not forward data is called the inactive interface. The backup interface changes from inactive to active only when the active interface dails. 
D)  When preemption is enabled and an active interface fails, the backup interface with a larger priority becomes the active interface after a delay. If preemption is disabled, the faulty interface cannot automatically become the active interface.

The IP address 0.0.0.0 indicates ().

Which statements about QinQ are true? (Choose two.)

Which statements about the PVID on the access interface are true?

Which of the following route entries matches ACL 2001 that is defined below?

According to the figure, what is the status of Ethernet1/0/13 in MSTI 1?

Which of the following are possible causes for an MSTP failure in a LAN? (Choose three.)

On a campus network, the gateway is usually configured on the aggregation layer. What advantages does this design have compared with configuring the gateway on the access layer? (Choose all that apply.)

What are the functions of an IGMPv2 Query message? (Choose three.)

Which statement about ARP proxy is false?

Which are the port roles defined in STP?

The unicast and multicast technologies are both outstanding in solving the problem of one source and "multiple" destinations for efficient P2MP data transmission.

On the RSTP network with STP devices, which packets does an RSTP switch use to notify the STP switches of the topology change?

Which of the following statements about the firewall technology are true? (Choose three.)

The blacklist function on the firewall can filter packets based on destination IP addresses. A destination IP address can be dynamically added to or deleted from the blacklist.

Which of the following routes match this ACL filter? (Choose two.)

Route filtering can filter not only routing information but also link-status information.

Which of the following messages exist only in PIM-SM? (Choose two.)

Which of the following statements about the BFD echo function are true? (Choose three.)

After an STP switch starts, it considers itself as the root switch. Which statements about BDPU parameter setting are true? (Choose three.)

Which of the following statements regarding the static LACP mode are false?

HCNA-VC (Huawei Certified Network Associate - Video Conference)

HHCIA Routing&Switching

HCNP-R&S-IERN (Huawei Certified Network Professional-Implementing Enterprise Routing Network)

HCNP-R&S-IENPÂ (Huawei Certified Network Professional-Improving Enterprise Network Performance)

HCIE-R&S (Written) (Huawei Certified Internetwork Expert-Routing & Switching)

HCNA-Security-CBSN (Huawei Certified Network Associate - Constructing Basic Security Network)

HCNA-Storage-BSSN (Huawei Certified Network Associate - Building the Structure of Storage Network)

HCNA-Storage-BSSN

Huawei Certified Network Professional- Constructing Big Data Solution

HCIE-Storage

HCIA-Cloud Service V2.2

Huawei Certified Pre-sales Associate-IP Network(Datacom)-ENU

Huawei Certified Pre-sales Associate - ECC (HCPA-ECC)

HCNA - Carrier IP

HCIP-Cloud Computing-CDSM

HCIA-SDN

Filters

Exam 5: HCNP-R&S Fast Track (Huawei Certified Network Professional - Routing & Switching Fast Track)

The IP address 0.0.0.0 indicates ().

Which statements about QinQ are true? (Choose two.)

Which statements about the PVID on the access interface are true?

Which of the following route entries matches ACL 2001 that is defined below?

According to the figure, what is the status of Ethernet1/0/13 in MSTI 1?

Which of the following are possible causes for an MSTP failure in a LAN? (Choose three.)

On a campus network, the gateway is usually configured on the aggregation layer. What advantages does this design have compared with configuring the gateway on the access layer? (Choose all that apply.)

What are the functions of an IGMPv2 Query message? (Choose three.)

Which statement about ARP proxy is false?

Which are the port roles defined in STP?

The unicast and multicast technologies are both outstanding in solving the problem of one source and "multiple" destinations for efficient P2MP data transmission.

On the RSTP network with STP devices, which packets does an RSTP switch use to notify the STP switches of the topology change?

Which of the following statements about the firewall technology are true? (Choose three.)

The blacklist function on the firewall can filter packets based on destination IP addresses. A destination IP address can be dynamically added to or deleted from the blacklist.

Which of the following routes match this ACL filter? (Choose two.)

Route filtering can filter not only routing information but also link-status information.

Which of the following messages exist only in PIM-SM? (Choose two.)

Which of the following statements about the BFD echo function are true? (Choose three.)

After an STP switch starts, it considers itself as the root switch. Which statements about BDPU parameter setting are true? (Choose three.)

Which of the following statements regarding the static LACP mode are false?

HCNA-VC (Huawei Certified Network Associate - Video Conference)

HHCIA Routing&Switching

HCNP-R&S-IERN (Huawei Certified Network Professional-Implementing Enterprise Routing Network)

HCNP-R&S-IENPÂ (Huawei Certified Network Professional-Improving Enterprise Network Performance)

HCIE-R&S (Written) (Huawei Certified Internetwork Expert-Routing & Switching)

HCNA-Security-CBSN (Huawei Certified Network Associate - Constructing Basic Security Network)

HCNA-Storage-BSSN (Huawei Certified Network Associate - Building the Structure of Storage Network)

HCNA-Storage-BSSN

Huawei Certified Network Professional- Constructing Big Data Solution

HCIE-Storage

HCIA-Cloud Service V2.2

Huawei Certified Pre-sales Associate-IP Network(Datacom)-ENU

Huawei Certified Pre-sales Associate - ECC (HCPA-ECC)

HCNA - Carrier IP

HCIP-Cloud Computing-CDSM

HCIA-SDN

Filters