Question 1

Which statement about VLAN mapping is true?

Accepted Answer

A)  The interface configured with VLAN mapping must be a hybrid interface. 
B)  The same VLANs on different interfaces cannot be mapped to different VLANs. 
C)  Different VLANs on the same interface can be mapped to the same VLAN. 
D)  Any types of interfaces can be configured with VLAN mapping. 
A)  The interface configured with VLAN mapping must be a hybrid interface. 
B)  The same VLANs on different interfaces cannot be mapped to different VLANs. 
C)  Different VLANs on the same interface can be mapped to the same VLAN. 
D)  Any types of interfaces can be configured with VLAN mapping.

Question 2

A 32-bit MPLS header consists of a 20-bit label used for packet forwarding, a 3-bit EXP field that identifies the IP packet priority, a 1-bit bottom-of-stack flag that identifies the last label, and an 8- bit ITL field. Which statement about the ITL field is true?

Accepted Answer

A)  It is used to prevent packet forwarding loops, similar to the TTL field in an IP header. 
B)  It is used for label management. 
C)  It specifies the upstream device in label distribution 
D)  It controls the LSR. 
A)  It is used to prevent packet forwarding loops, similar to the TTL field in an IP header. 
B)  It is used for label management. 
C)  It specifies the upstream device in label distribution 
D)  It controls the LSR.

Question 3

Which of the following statements regarding routing policy and policy-based routing are true? (Choose all that apply.)

Accepted Answer

A)  Policy-based routing is used to control packet forwarding without following routes in the routing table. 
B)  A routing policy is used to control import, advertisement, and receiving of routing information. 
C)  A routing policy is used to control packet forwarding without following routes in the routing table. 
D)  Policy-based routing is used to control import, advertisement, and receiving of routing information. 
A)  Policy-based routing is used to control packet forwarding without following routes in the routing table. 
B)  A routing policy is used to control import, advertisement, and receiving of routing information. 
C)  A routing policy is used to control packet forwarding without following routes in the routing table. 
D)  Policy-based routing is used to control import, advertisement, and receiving of routing information.

Question 4

QoS in best-effort service mode uses which of the following queue scheduling technology?

Accepted Answer

A)  FIFO 
B)  WFQ 
C)  PQ 
D)  RR 
A)  FIFO 
B)  WFQ 
C)  PQ 
D)  RR

Question 5

Which of the following statements about a backup router in a VRRP backup group are true? (Choose three.)

Accepted Answer

A)  It receives VRRP packets from the master router and determines whether the master router is functioning properly. 
B)  It responds to the ARP requests sent from a virtual IP address. 
C)  It discards an IP packet whose destination MAC address is a virtual MAC address. 
D)  It discards an IP packet whose destination IP address is a virtual IP address. 
A)  It receives VRRP packets from the master router and determines whether the master router is functioning properly. 
B)  It responds to the ARP requests sent from a virtual IP address. 
C)  It discards an IP packet whose destination MAC address is a virtual MAC address. 
D)  It discards an IP packet whose destination IP address is a virtual IP address.

Question 6

Which statement about port isolation configuration is false?

Accepted Answer

A)  Port isolation can be used for Layer 2 isolation. 
B)  In port isolation mode, ports are isolated at Layer 2 but can communicate at Layer 3 by default. 
C)  Before the port isolation function takes effect on an interface, the port isolation function must be enabled first. 
D)  The port-isolate enable command can run in the system view. 
A)  Port isolation can be used for Layer 2 isolation. 
B)  In port isolation mode, ports are isolated at Layer 2 but can communicate at Layer 3 by default. 
C)  Before the port isolation function takes effect on an interface, the port isolation function must be enabled first. 
D)  The port-isolate enable command can run in the system view.

Question 7

Which of the following statement about packet marking is false?

Accepted Answer

A)  TheQosInfo field of the packet can be marked. 
B)  The DSCP and IP precedence fields of the IP packet can be marked. 
C)  The 802.1p field of the VLAN packet can be marked. 
D)  The IP address of the packet can be marked. 
A)  TheQosInfo field of the packet can be marked. 
B)  The DSCP and IP precedence fields of the IP packet can be marked. 
C)  The 802.1p field of the VLAN packet can be marked. 
D)  The IP address of the packet can be marked.

Question 8

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

Accepted Answer

A)  The IP subnet VLAN is used to send the packets from the specified network segment or IP address over the specified VLAN. 
B)  The MAC address- or IP subnet-based VLAN is valid for only the untagged packets. 
C)  The protocol-based VLAN has a higher priority than the IP subnet-based VLAN. 
D)  The protocol-based VLAN indicates that service types on the network are bound to VLANs. 
A)  The IP subnet VLAN is used to send the packets from the specified network segment or IP address over the specified VLAN. 
B)  The MAC address- or IP subnet-based VLAN is valid for only the untagged packets. 
C)  The protocol-based VLAN has a higher priority than the IP subnet-based VLAN. 
D)  The protocol-based VLAN indicates that service types on the network are bound to VLANs.

Question 9

How many multicast IP addresses can be represented by the same multicast MAC address?

Accepted Answer

A)  1 
B)  23 
C)  32 
D)  24 
A)  1 
B)  23 
C)  32 
D)  24

Question 10

The Per-Hop Behavior (PHB) defines the policy and priority applied to a packet when traversing a hop (such as a DS) in a DiffServ network.

Accepted Answer

A) True 
 B)False

Question 11

The first four bits of a multicast IP address are fixed as 1110 and are mapped to the most significant 25 bits of a multicast MAC address. Among the last 28 bits of a multicast IP address, only 23 bits are mapped to a multicast MAC address, and information about the other 5 bits is lost. As a result, 32 multicast IP addresses are mapped to the same MAC address.

Accepted Answer

A) True 
 B)False

Question 12

BGP is an enhanced distance-vector routing protocol. Which is the major reason for this?

Accepted Answer

A)  BGP does not accept the routes whose AS_Path attribute contains the local AS number. 
B)  Nexthop is a well-known mandatory attribute of BGP routes. 
C)  The AS_Path attribute records all the ASs that a BGP route passes through on the transmission path. In route selection rules, a route with a shorter AS_Path is preferred. 
D)  The AS_Path attribute records all the ASs that a BGP route passes through on the transmission path. In route selection rules, a route with a shorter AS_Path is preferred, and the AS_Path attribute is also checked in IBGP. 
A)  BGP does not accept the routes whose AS_Path attribute contains the local AS number. 
B)  Nexthop is a well-known mandatory attribute of BGP routes. 
C)  The AS_Path attribute records all the ASs that a BGP route passes through on the transmission path. In route selection rules, a route with a shorter AS_Path is preferred. 
D)  The AS_Path attribute records all the ASs that a BGP route passes through on the transmission path. In route selection rules, a route with a shorter AS_Path is preferred, and the AS_Path attribute is also checked in IBGP.

Question 13

Which statements about BGP route selection rules are true? (Choose three.)

Accepted Answer

A)  BGP first ignores routes with unreachable next hops. 
B)  A summarized route takes precedence over a non-summarized route. 
C)  IBGP routes take precedence over EBGP routes. 
D)  If other conditions of routes are the same, the route with the shortest Cluster_List is preferred. 
A)  BGP first ignores routes with unreachable next hops. 
B)  A summarized route takes precedence over a non-summarized route. 
C)  IBGP routes take precedence over EBGP routes. 
D)  If other conditions of routes are the same, the route with the shortest Cluster_List is preferred.

Question 14

The urgent pointer in the flag field of an IPv4 packet header is generally used for OOB data transmission.

Accepted Answer

A) True 
 B)False

Question 15

Which of the following queue scheduling technology can achieve better fairness?

Accepted Answer

A)  WFQ 
B)  PQ 
C)  CQ 
D)  RR 
A)  WFQ 
B)  PQ 
C)  CQ 
D)  RR

Question 16

Which of the following statements regarding VLAN configuration are true? (Choose two.)

Accepted Answer

A)  You can enter the VLAN view and create a VLAN at the same time. 
B)  Running undoVLANinvalidates the VLAN but the VLAN still exists. You do not need to recreate the VLAN to use it. 
C)  You can configure a description string of VLAN. The length of the string is unlimited. 
D)  If the VLAN ID is not entered when running the displayVLANcommand, all information about the VLAN will be displayed. 
A)  You can enter the VLAN view and create a VLAN at the same time. 
B)  Running undoVLANinvalidates the VLAN but the VLAN still exists. You do not need to recreate the VLAN to use it. 
C)  You can configure a description string of VLAN. The length of the string is unlimited. 
D)  If the VLAN ID is not entered when running the displayVLANcommand, all information about the VLAN will be displayed.

Question 17

Which of the following statements regarding ABR is false?

Accepted Answer

A)  An ABR has multiple LSDBs and maintains one LSDB for each area. 
B)  An ABR abstracts link state information within its connected non-backbone area as routing information and advertises the routing information within the backbone area. 
C)  An ABR needs to abstract link state information within the backbone area as routing information and advertises the routing information within all non-backbone areas. 
D)  An ABR can generate Tye 3 LSAs, Type 4 LSAs, and Type 5 LSAs. 
A)  An ABR has multiple LSDBs and maintains one LSDB for each area. 
B)  An ABR abstracts link state information within its connected non-backbone area as routing information and advertises the routing information within the backbone area. 
C)  An ABR needs to abstract link state information within the backbone area as routing information and advertises the routing information within all non-backbone areas. 
D)  An ABR can generate Tye 3 LSAs, Type 4 LSAs, and Type 5 LSAs.

Question 18

Based on specific rules, traffic classification identifies packets having the same characteristics. Traffic classification is the prerequisite and basis for differentiated services.

Accepted Answer

A) True 
 B)False

Question 19

Which of the following is the priority value of the DMZ on the Eudemon?

Accepted Answer

A)  10 
B)  50 
C)  75 
D)  85 
A)  10 
B)  50 
C)  75 
D)  85

Question 20

During BFD session establishment between devices, which state is not involved?

Accepted Answer

A)  2-way 
B)  down 
C)  init 
D)  up 
A)  2-way 
B)  down 
C)  init 
D)  up

Which statement about VLAN mapping is true?

A 32-bit MPLS header consists of a 20-bit label used for packet forwarding, a 3-bit EXP field that identifies the IP packet priority, a 1-bit bottom-of-stack flag that identifies the last label, and an 8- bit ITL field. Which statement about the ITL field is true?

Which of the following statements regarding routing policy and policy-based routing are true? (Choose all that apply.)

QoS in best-effort service mode uses which of the following queue scheduling technology?

Which of the following statements about a backup router in a VRRP backup group are true? (Choose three.)

Which statement about port isolation configuration is false?

Which of the following statement about packet marking is false?

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

How many multicast IP addresses can be represented by the same multicast MAC address?

The Per-Hop Behavior (PHB) defines the policy and priority applied to a packet when traversing a hop (such as a DS) in a DiffServ network.

BGP is an enhanced distance-vector routing protocol. Which is the major reason for this?

Which statements about BGP route selection rules are true? (Choose three.)

The urgent pointer in the flag field of an IPv4 packet header is generally used for OOB data transmission.

Which of the following queue scheduling technology can achieve better fairness?

Which of the following statements regarding VLAN configuration are true? (Choose two.)

Which of the following statements regarding ABR is false?

Based on specific rules, traffic classification identifies packets having the same characteristics. Traffic classification is the prerequisite and basis for differentiated services.

Which of the following is the priority value of the DMZ on the Eudemon?

During BFD session establishment between devices, which state is not involved?

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)

Which statement about VLAN mapping is true?

A 32-bit MPLS header consists of a 20-bit label used for packet forwarding, a 3-bit EXP field that identifies the IP packet priority, a 1-bit bottom-of-stack flag that identifies the last label, and an 8- bit ITL field. Which statement about the ITL field is true?

Which of the following statements regarding routing policy and policy-based routing are true? (Choose all that apply.)

QoS in best-effort service mode uses which of the following queue scheduling technology?

Which of the following statements about a backup router in a VRRP backup group are true? (Choose three.)

Which statement about port isolation configuration is false?

Which of the following statement about packet marking is false?

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

How many multicast IP addresses can be represented by the same multicast MAC address?

The Per-Hop Behavior (PHB) defines the policy and priority applied to a packet when traversing a hop (such as a DS) in a DiffServ network.

BGP is an enhanced distance-vector routing protocol. Which is the major reason for this?

Which statements about BGP route selection rules are true? (Choose three.)

The urgent pointer in the flag field of an IPv4 packet header is generally used for OOB data transmission.

Which of the following queue scheduling technology can achieve better fairness?

Which of the following statements regarding VLAN configuration are true? (Choose two.)

Which of the following statements regarding ABR is false?

Based on specific rules, traffic classification identifies packets having the same characteristics. Traffic classification is the prerequisite and basis for differentiated services.

Which of the following is the priority value of the DMZ on the Eudemon?

During BFD session establishment between devices, which state is not involved?

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