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Total 317 questions

HCIA-Routing & Switching V2.5 Exam Questions and Answers

Question 1

ACLs on AR G3 series routers , support configuration and auto sequence

Options:

A.

TRUE

B.

FALSE

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Question 2

Which of the following commands line views exist on the Versatile Routing Platform

Options:

A.

User view

B.

System view

C.

Protocol view

D.

Interface view

Question 3

IPv6 uses NS and NA packets to perform duplicate address detection(DAD)

Options:

A.

TRUE

B.

FALSE

Question 4

Before forwarding IPv6 packets routers do not need to re-encapsulate the data link layer?

Options:

A.

True

B.

False

Question 5

Which of the following statements is false about a gratuitous ARP packet?

Options:

A.

Gratituitous ARP packet are used to check for Duplicate IP addresses. Normally, a Host does not receive an ARP reply packet after sending an ARP request packet with destination address of its own IP address. If the Host receives an ARP reply packet, Anoth

B.

gratuitous ARP are used to advertise a new MAC address. If MAC address of a host changes because its network adapter is replaced, the host send a gratitious ARP packet to notify all hosts of the change before the ARP entry ages out.

C.

Gratuitous ARP packet are used to activate gateways when a host is idle

D.

Gratuitous ARP packets are used to notify the active/standby switchover of router in a VRRP group.

Question 6

When a two-way neighbor relationship is set up between two OSPF-enable routers, it means the LSDB synchronization has been completed, but the SPF algorithm has not been performed yet

Options:

A.

TRUE

B.

FALSE

Question 7

A switch receives a VLAN tagged fame, but the destination MAC address can't be found in the switch's MAC address table, how will the switch react ?

Options:

A.

The switch will broadcast this frame to all ports.

B.

The switch will broadcast this frame to all ports in this VLAN.

C.

The switch will broadcast this frame to all access ports in this VLAN.

D.

The switch will discard this frame.

Question 8

The load balancing modes at both ends of an Eth-Trunk can be different

Options:

A.

TRUE

B.

FALSE

Question 9

The Output of the "display ospf peer" command on a router is as follows. Which of the following statements are true?

[Huawei]display ospf peer

OSPF Process 1 with Router ID 10.0.2.2 Neighbors

Area 0.0.0.0 interface 10.0.12.2(GigabitEthernet0/0/0)'s neighbors

Router ID: 10.0.1.1Address: 10.0.12.1 State: Full Mode:Nbr is Master Priority: 1 DR: 10.0.12.2 BDR: 10.0.12.1 MTU: 0

Dead timer due in 40 sec

Retrans timer interval: 5 Neighbor is up for 00:00:09 Authentication Sequence: [ 0 ]

Options:

A.

The Router ID of the router is 10.0.2.2

B.

The Local Router is DR

C.

The Router ID of the router is 10.0.1.1

D.

The Interface address of the local router is 10.0.12.2

Question 10

Refer to the configuration output, Which of the following statements regarding the configuration output are correct?

[Huawei-Gigabitethernet0/0/1]port link-type access [Huawei-Gigabitethernet0/0/1]port default vlan 10 [Huawei-Gigabitethernet0/0/2]port link-type trunk

[Huawei-Gigabitethernet0/0/2]port trunk allow-pass vlan 10

Options:

A.

The PVID on interface GIgabitEthernet0/0/1 is 10

B.

The PVID on interface GigabitEthernet0/0/1 is 1

C.

The PVID on interface GigabitEthernet0/0/2 is 10

D.

The PVID on interface GigabitEthernet0/0/2 is 1

Question 11

Which of the following statements are true about PPP?

Options:

A.

PPP support both synchronous and asynchronous links at the physical layer

B.

The scalability of PPP is low, so PPP cannot be deployed on Ethernet links

C.

PPP supports various network layer protocols, such as IPCP and IPXCP

D.

In PPP, multiple physical links can be bound to one logical link to increase bandwidth

Question 12

When the “delete vrpcfg.zip” command is run on the user interface of the Versatile Routing Platform (VRP), the file can be permanently deleted only after it is cleared from the recycle bin.

Options:

A.

TRUE

B.

FALSE

Question 13

A gateway must be configured for communication between a host and other hosts

Options:

A.

TRUE

B.

FALSE

Question 14

Which of the following methods are supported by VRP to configure the router?

Options:

A.

Through the Console Port

B.

Through Telnet

C.

Through the Aux port

D.

Through FTP

Question 15

For STP, the massage Age in the configuration BPDUs sent by the root bridge is 0?

Options:

A.

True

B.

False

Question 16

The Router ID of the OSPF enabled router must be same as the IP address of an interface on the router?

Options:

A.

TRUE

B.

FALSE

Question 17

Which of the following IP addresses can be used by another host to communicate with the host whose ip address is 200.200.200.201/30 without the need to forward traffic through a router?

Options:

A.

200.200.200.1

B.

200.200.200.200

C.

200.200.200.202

D.

200.200.200.203

Question 18

What is the default least time of the IP address allocated by the DHCP server

Options:

A.

1 hour

B.

12 hour

C.

18 hour

D.

24 hour

Question 19

Based on the following configurations of the interface, from which of the following multicast address can the interface receive data?

[Huawei] display ipv6 interface GigabitEthernet 0/0/0 GigabitEthernet 0/0/0 Current state : UP

IPv6 Protocol Current state : UP

IPv6 is enabled, Link local address is FE80::2E0:FCFF:FE6F:4F36 Gloabal Unicast Address(es)

2001::12:1, Subnet is 2001::/64

2001::12:1, Subnet is 2019::/64

Joined Grouped Address(es); FF02::1:FF12:1

FF02::2

FF02::1 FF02::1:FF6F:4F36

MTU is 1500 bytes

Options:

A.

FF02::2

B.

FF02::1

C.

FF02::1:FF12:1

D.

FF02::1:FF6F:4F36

Question 20

How does a trunk port process data frames?

Options:

A.

If the VLAN ID is the same as the PVID of the port and the port allow traffic with this VLAN ID to pass through the port removes the VLAN tag from the data frames and forward them

B.

If the VLAN ID is different from the PVID of the port the port removes the VLAN tag from the data frames and then forwards them

C.

If the VLAN ID is different from the PVID of the port, the port replaces the VLAN tag of the data frames and then forward them

D.

When the VLAN ID is different from the PVID of the port, the port discard the data frames

Question 21

What is the number range of an advanced ACL?

Options:

A.

2000-2999

B.

3000-3999

C.

4000-4999

D.

6000-6031

Question 22

Which of the following statements is true about the forward Delay timer of STP?

Options:

A.

Improves the STP convergence speed

B.

Reduces the interval for sending BPDUs

C.

Prevent temporary loops

D.

Delay is required when a port transitions between Blocking and Disabled

Question 23

On the network shown in the following figure, Router A functions as a DHCPv6 relay agent, and Router B functions as DHCPv6 server. Which of the following paremeter must be configured on Router B?

Options:

A.

DHCPv6 DUID

B.

IPv6 address of the DHCPv6 relay agent

C.

DHCPv6 address pool

D.

RA on G0/0/1 of Rouer B

Question 24

When a host uses the IP address 192.168.1.2 to access the internet , NAT must be performed

Options:

A.

TRUE

B.

FALSE

Question 25

Refer to the graphic, 00e0-fc99-9999 is a specific host MAC address learned by a switch through ARP and the host changes the IP address three times?

Options:

A.

TRUE

B.

FALSE

Question 26

What is the destination address of DHCPv6 request packets ?

Options:

A.

FF02::1:2

B.

FF02::1

C.

FF02::2

D.

FF01::1:2

Question 27

In RSTP, an edge port becomes a common STP port after receiving a Configuration BPDU.

Options:

A.

TRUE

B.

FALSE

Question 28

You can run the “pwd” and “dir” commands on the Versatile Routing Platform (VRP) to view file information in the current directory

Options:

A.

True

B.

False

Question 29

NAPT uses the same public IP address but different port number to translate private IP addresses. Which statement regarding the port number is correct

Options:

A.

It is necessary to configure port mapping manually

B.

It is only necessary to configure the port number range

C.

It is not necessary to configure port number

D.

An access control list is needed to assign port number

Question 30

Which of the following IPv4 addresses can be directly used by a host to access the internet ?

Options:

A.

192.168.1.1/24

B.

10.255.255.254/24

C.

172.16.255.254/24

D.

172.32.1.1/24

Question 31

In the case of Huawei router, the Tracert commands uses UDP to encapsulate probe packates

Options:

A.

TRUE

B.

FALSE

Question 32

When the values of the M and O flags in the RA packet that a DHCPv6 client receives from a DHCPv6 server are ( ), the DHCPv6 client uses DHCPv6 stateful autoconfiguration to obtain an IPv6 address and other configuration information?

Options:

A.

11

B.

10

C.

1

D.

0

Question 33

::1/128 is an IPv6 loopback address

Options:

A.

TRUE

B.

FALSE

Question 34

If the MAC address of an interface is EEE0-AABB-CD7B, the corresponding EUI-64 address is ()

Options:

A.

ECE0-AAFF-FEBB-CD7B

B.

CCE0-AAFF-FEBB-CD7B

C.

EEE0-AAFF-FEBB-CD7B

D.

CCE0-AABB-FFFE-CD7B

Question 35

An AR2200 router is required to be configured from scratch. Which step are needed to achieve this?

Options:

A.

Reset the saved configuration

B.

Clear the current configuration

C.

Reboot the AR2200

D.

Assign the configuration file to be used at next startup

Question 36

On the network shown in figure, the host has ARP cache. Which of the following statement are true?

Options:

A.

A static route needs to configured on the router. Otherwise , Host A and Host B cannot communicate with each other

B.

Host A and B can communicate with each other

C.

The following ARP cauche entry exist on HOST A

11.0.12.1 MAC-B

D.

The following ARP cauche entry exist on HOST A

10.0.12.2 MAC-C

Question 37

What are the advantage of the PPP protocol?

Options:

A.

PPP supports both synchronous transmission and asynchronous transmission

B.

PPP support negotiation of link layer parameters

C.

PPP support negotiation of network layer parameters

D.

PPP support authentication

Question 38

Which of the following statement about Length/Type = 0x8100 in an Ethernet data frame is/are true?

Options:

A.

The data frame must carry a VLAN tag

B.

The upper layer of the data frame must have an IP header

C.

The upper layer of the data frame must have a TCP header

D.

The upper layer of the data frame must have a UDP header

Question 39

A segment routing global block (SRGB) is a set of local labels reserved for global segments, In MPLS and IPv6 an SRGB is a set of local labels reserved for global labels?

Options:

A.

True

B.

False

Question 40

As shown in the figure the host has ARP cache. Host A sends a data packet to host B. Which of the following are the destination MAC address and destination IP address of the data packet?

Options:

A.

MAC –A, 11.0.12.1

B.

MAC –B, 11.0.12.1

C.

MAC –C, 11.0.12.1

D.

MAC –C, 11.0.12.2

Question 41

On the Network shown in the figure, two switches are connected through four links. COPPER indicates the electrical interface and Fiber indicates the optical interfaace. Which of the following interface can form an Eth-trunk?

Options:

A.

G0/0/3 and G0/0/2

B.

G0/0/3 and FE0/0/3

C.

G0/0/2 and FE0/0/3

D.

G0/0/2 and GE0/0/1

Question 42

Which of the following statements is true about link aggregation in manual load balancing mode ?

Options:

A.

In manual load balancing mode, all active interfaces forward data and load balance traffic.

B.

A maximum of four active interfaces can be configured in manual load balancing mode.

C.

In manual load balancing mode, devices at both ends of a link send LACPDUs to each other.

D.

The number of active interfaces can be set in manual load balancing mode.

Question 43

For the Versatile Routing Platform the login timeout period can be set only on a VTY interface

Options:

A.

TRUE

B.

FALSE

Question 44

As define in RSTP to improve the convergence speed you can define the port that is directly connected to a terminal as the ( )

Options:

A.

Fast port

B.

Backup port

C.

Root port

D.

Edge port

Question 45

A router can assign a specific IPv6 address to a host through stateless address autoconfiguration?

Options:

A.

TRUE

B.

FALSE

Question 46

In the MPLS forwarding process, when MPLS packets pass through the ingress LER the ingress LER pops out a label

Options:

A.

TRUE

B.

FALSE

Question 47

A network administrator has been assigned the IP address segment 192.168.176.0/25, from which he/she must allocate a subnet to support 20 users in the marketing department. Which IP subnet best supports this requirements

Options:

A.

192.168.176.0/25

B.

192.168.176.0/30

C.

192.168.176.48/29

D.

192.168.176.96/27

Question 48

The VLAN ID cannot be set to 0

Options:

A.

TRUE

B.

FALSE

Question 49

In a broadcast address, all host bits are set to 1 and a broadcast address can be used as a host address

Options:

A.

TRUE

B.

FALSE

Question 50

According to the figure, which of the following statements is true?

Options:

A.

The IP address mask of host A is different from that of host B, therefore Host A & B cannot communicate with each other

B.

Host A can successfully ping Host B

C.

The broadcast address of Host A and Host B are the same

D.

Host A and B can communicate with rach other only when the IP address of Host A and Host B have same masks.

Question 51

Which of the following layers are not included in the TCP/IPv4 model?

Options:

A.

Application layer

B.

Session layer

C.

Presentation layer

D.

Network layer

Question 52

Which of the following values of the Length/Type field in an Ethernet data frame indicates the PPPoE discovery stage?

Options:

A.

0x8863

B.

0x8864

C.

0x0806

D.

0x0800

Question 53

Which of the following IPv6 addresses is/are multicast address(es) within the link range

Options:

A.

FF02::1

B.

FF02::2

C.

FF12::1

D.

FF12::2

Question 54

Which commands can be used to check the PPPoE client session status?

Options:

A.

display ip interface brief

B.

display current – configuration

C.

display pppoe-client session packet

D.

display pppoe-client session summary

Question 55

The maximum number of VTY user interfaces determines how many users can log in to the device through Telnet or STelnet at the same time.

Options:

A.

TRUE

B.

FALSE

Question 56

If AAA authentication is used on Huawei devices and the remote server does not respond , the authentication can be performed on network devices?

Options:

A.

TRUE

B.

FALSE

Question 57

Segment routing-traffic engineering (SR-TE) is a new TE tunneling technology that uses SR as a control protocol. All nodes of an SR-TE tunnel including the ingress and transit nodes, must be aware of the tunnel and complete label distribution and forwardi

Options:

A.

TRUE

B.

FALSE

Question 58

The root protection function provided by RSTP can take effect only on designated ports

Options:

A.

TRUE

B.

FALSE

Question 59

Which of the following cannot be the length of an IPv4 packet header

Options:

A.

20B

B.

32B

C.

60B

D.

64B

Question 60

Which of the following statements are true about the dynamic MAC address table?

Options:

A.

After a device is reset , an interfaces card is hot swapped , or an interface card is reset , the saved entries on the device or interface card are not lost.

B.

Dynamic MAC address entries are obtained by learning the source MAC addresses of packets received by an interface, and can be aged out.

C.

After a device is rest , an interface card is hot swapped or an interface card is reset dynamic MAC address entries on the device or interface card are lost.

D.

You can obtain the number of users communicating on an interface by checking the number of specified dynamic address MAC address entries.

Question 61

You can run the "mkdir test" command on the Versatile Routing Platform ( VRP) to create a folder named "test" in the sytem?

Options:

A.

TRUE

B.

FALSE

Question 62

DHCPv6 is a protocol for stateful IPv6 address autoconfiguration.

Options:

A.

TRUE

B.

FALSE

Question 63

Which of the following IPv6 extension headers can occur twice?

Options:

A.

Hop-by-Hop Option header

B.

Fragment extension header

C.

Destination Option header

D.

Upper-layer header

Question 64

Which of the following network types does OSPF support ?

Options:

A.

Point- to- point

B.

Broadcast

C.

Non- Broadcast Multi - Access

D.

Point -to- Mutilpoint

Question 65

The MPLS architecture consists of the control plane and forwarding plane. The following plane switches lables and forwards packets

Options:

A.

TRUE

B.

FALSE

Question 66

Which of the following is not the reason why RSTP can increase the convergence speed

Options:

A.

P/A mechanism

B.

Edge port

C.

Quick transition between root port state

D.

The Forward Delay timer is canceled

Question 67

Which of the following statement about IPv6 anycast addresses are true?

Options:

A.

Packet destined for an anycast address are sent to the nearest interface identified based on routing distance

B.

Anycast and Unicast address space use the same address space

C.

IPv6 anycast addresses provide redundancy functions of services

D.

IPv6 anycast address implement load balancing for services

Question 68

display ospfv3 peer OSPFv3 Process (1)

OSPFv3 Area (0.0.0.0)

Neighbor IDPri StateDead Time InterfaceInstance ID

10.0.1.11 Full/Backup00:00:33 GE0/0/00

10.0.2.21 Full/DR00:00:33 GE0/0/00

OSPFv3 Area (0.0.0.1)

Neighbor IDPri StateDead Time InterfaceInstance ID

10.0.5.51 Full/Backup00:00:33 S1/0/00F

Options:

A.

TRUE

B.

FALSE

Question 69

Which of the following is/are advantages of inter-VLAN routing in one-arm routing mode?

Options:

A.

Reduced the number of links

B.

Reduced the use of IP addresses

C.

Reduced the number of devices

D.

Reduced the number of entries in the routing table

Question 70

Which of the following technologies is used by the shared media network to forward data?

Options:

A.

CSMA/CD

B.

CDMA/CD

C.

CSMA/AC

D.

TDMA/CD

Question 71

Refer to the graphic, which of the following statement are true about VLAN configuration on Huawei Switches?

Options:

A.

Client 1 belongs to VLAN 10 and the VLAN assignment command on LSW1 is correct

B.

Client 2 belongs to VLAN 20 and the MAC address based VLAN assignment command on LSW1 is correct

C.

Client 3 belongs to VLAN 30 and the VLAN assignment command on LSW1 is correct

D.

Client 4 belongs to VLAN 40 and the VLAN assignment command on LSW1 is correct

Question 72

Which of the following storage devices is used to store the startup configuration files in a router ?

Options:

A.

SDRAM

B.

NVRAM

C.

Flash

D.

BootROM

Question 73

The Routing table on R1 is as follows. Which of the following statement is true?

display ip routing-table

Route Flags: R - relay, D - download to fib

------------------------------------------------------------------------------

------------------------------------------------------------------------------

Routing Tables: Public Destinations : 7Routes : 7

Destination/Mask Proto Pre CostFlags NextHopInterface

10.0.2.2/32 Static 600D10.0.12.2Ethernet0/0/0

10.0.3.3/32 Static 600D10.0.2.2Ethernet0/0/0

10.0.12.0/24 Direct 00D10.0.12.1Ethernet0/0/0

10.0.12.1/32 Direct 0 0D 127.0.0.1Ethernet0/0/0

Options:

A.

The Next hope of route destined for 10.0.3.3/32 is not directly connected. As a result, the router does not forward data packets with the destination IP address 10.0.3.3

B.

The Router forwards data packets with the destination IP address 10.0.3.3 through Eth0/0/0

C.

The Router forwards data packets with the destination IP address 10.0.2.2 through Eth0/0/0

D.

The Router forwards data packets with the destination IP address 10.0.12.1 through Eth0/0/0

Question 74

Static NAT can only implement one-to-one mapping between private and public addresses

Options:

A.

TRUE

B.

FALSE

Question 75

Which of the following ACLs cannot match network layer information?

Options:

A.

Basic ACL

B.

Advanced ACL

C.

Layer 2 ACL

D.

User ACL

Question 76

On the network shown in the following figure, all interface run OSPFv3. How many DRs exist on the network?

Options:

A.

1

B.

2

C.

3

D.

4

Question 77

What is the default priority of static routes on a Huawei AR router?

Options:

A.

0

B.

60

C.

100

D.

120

Question 78

How many port states are involved in RSTP?

Options:

A.

1

B.

2

C.

3

D.

4

Question 79

On the network shown in the figure, host A logs into router A through Telnet and obtains the configuration file of the Router B through FTP on the remote CLI. How many TCP connections exists on Router A?

Options:

A.

1

B.

2

C.

3

D.

4

Question 80

For STP the default root path cost of the root bridge is 0?

Options:

A.

True

B.

False

Question 81

MPLS dual-label stacking packets are ( ) bytes longer than original IP packets

Options:

A.

4

B.

8

C.

16

D.

32

Question 82

The PPPoE session establishment process can be divided into which stage?

Options:

A.

Discovery stage

B.

DHCP stage

C.

PPPoE Session stage

D.

PPP connecting stage

Question 83

As shown below, the routing table ofthe router consists of direct routes and static routes?

display ip routing-table

Route Flags: R - relay, D - download to fib

------------------------------------------------------------------------------

Routing Tables: Public Destinations : 7Routes : 7

Destination/Mask Proto Pre CostFlags NextHopInterface

1.1.1.1/32 Static 60 0D 100.1.1.1GigabitEthernet 0/0/0

10.0.0.2/24 Direct 0 0D 100.1.1.1.GigabitEthernet 0/0/0

10.1.1.255/32 Direct 0 0D 127.0.0.1GigabitEthernet 0/0/0

127.1.1.1/8 Direct 0 0D 127.0.0.1InLoopBack0

127.1.1.2/32 Direct 0 0D 127.0.0.1InLoopBack0

Options:

A.

TRUE

B.

FALSE

Question 84

In IPv6, the flow label field, source address field, and destination address field specify a forwarding path for a specific data flow?

Options:

A.

TRUE

B.

FALSE

Question 85

An ACL rule is as follows. Which of the following IP address can be matched by the permit rule? rule 5 permit ip source 10.1.1.0 255.0.254.255?

Options:

A.

9.1.1.1

B.

8.2.2.1

C.

7.1.2.1

D.

6.1.3.1

Question 86

Which field in the IPv6 packet header can be used for QOS?

Options:

A.

Traffic Class

B.

next header

C.

version

D.

Payload length

Question 87

Which of the following IPv6 addresses corresponds to the solicited -node multicast address of FF02::1:FFAB:FECA?

Options:

A.

2020::FFAB:FECA

B.

2020::EEAB:FECA

C.

2020::FFBA:FECA

D.

2020::FFBA:FECA

Question 88

The broadcast address of the subnet 192.168.1.0/25 is 192.168.1.128

Options:

A.

TRUE

B.

FALSE

Question 89

PPP support both unidirectional authentication and bidirectional authentication?

Options:

A.

True

B.

False

Question 90

user-interface con 0

user-privilege level 15 authentication-mode password

set authentication password cipher huawei2012

Which of the following information is false about preceding configuration?

Options:

A.

The Administrator wants to log in to the device and manage through console port

B.

After the configuration is completed, the administrator cannot remotly login to the device to manage the device

C.

the user who log into the device through the console port has the highest level of user rights

D.

The password for logging into the device through the console port is "cipher huawei2012"

Question 91

Options:

A.

In the PPP frame format, the Protocol field is 0xC223. What is the protocol

B.

LCP

C.

NCP

D.

PAP

E.

CHAP

Question 92

During device startup, the device selects a VRP version files depends on the configuration saved in the ( ) storage medium?

Options:

A.

Flash memory

B.

SD card

C.

NVRAM

D.

USB

Question 93

An ACL does not filter traffic generated by the huawei device towards other devices, but only filters forwarded traffic including traffic generated by other devices to access the Huawei device.

Options:

A.

TRUE

B.

FALSE

Question 94

In STP , when a designated port receives an inferior configuration BPDU, the designated port immediately sends its own configuration, BPDU to the downstream device?

Options:

A.

TRUE

B.

FALSE

Question 95

Which of the following addresses cannot be used as the IPv4 address of a host

Options:

A.

Class A address

B.

Class B address

C.

Class C address

D.

Class D address

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Total 317 questions