Deck 2: HHCIA Routing&Switching

Question 1

Host A wishes to send data to host C, and generates an ARP request to obtain the destination MAC address. Which statement is true?

A) The destination IP address of the ARP request is Host C
B) The destination MAC address of this ARP request is Host C
C) The destination IP address for the ARP request is a broadcast IP address.
D) The destination MAC address of this frame is the MAC address of G0/0/0 on RTA.

Answer 1

The destination IP address of the ARP request is Host C

Question 2

On Huawei switch, which of the following commands can be used to set port duplex mode as "auto negotiation"? (Choose two)

A) duplex negotiation auto
B) duplex auto-negotiation
C) duplex auto
D) undo duplex

Answer 2

duplex auto
undo duplex

Question 3

An ARP request is sent by host A to obtain the destination MAC address of host D. Which statement is true about regarding the ARP reply?

A) The destination MAC address of this frame is the MAC address of Switch A.
B) The destination IP address of this packet is the VLANIF1 IP address of Switch A.
C) The destination MAC address of this frame is the MAC address of Host A.
D) The destination IP address of this packet is a broadcast IP address.

Answer 3

The destination MAC address of this frame is the MAC address of Host A.

Question 4

The network administrator wishes to transmit data between two end stations. The network interface cards of both devices operates at 100Mbps however one supports half duplex while the other uses full duplex mode. What will occur as a result?

A) The end stations cannot communicate.
B) The end stations can communicate, but data may be lost during transmission of large amounts of traffic.
C) The end stations will operate normally
D) The end stations can communicate, but speed is different during transmission of large amounts of traffic.

Question 5

Which of the following applications can be used to detect the path along which the data packets are transmitted from the source to the destination?

A) Route
B) Netstat
C) Tracert
D) Send

Question 6

Which of the following statements are correct about TTL field in IP packet? (Choose two)

A) The maximum value of TTL is 65535.
B) Normally, it's impossible for a router to receive a packet whose TTL is zero.
C) The main purpose of TTL is to prevent IP packets from circulating endlessly in a network which can consume a lot of bandwidth.
D) TTL value will be decremented as a packet is passed through the network devices such as hub, LAN switch and router.

Question 7

What of the following statements is correct regarding access control list types and ranges?

A) A basic ACL value ranges from 1000-2999
B) An advanced ACL value ranges from 3000-4000
C) A layer 2 ACL value ranges from 4000-4999
D) An interface ACL value ranges 1000-2000

Question 8

Which of the following statements about gratuitous ARP packets are true? (Choose two)

A) A system can determine whether conflicting IP addresses are used by sending a gratuitous ARP packet
B) A gratuitous ARP packet uses the same format as an ARP request packet.
C) A gratuitous ARP packet can help to update an IP address.
D) A gratuitous ARP packet uses the same format as an ARP reply packet.

Question 9

On VRP platform, which of the following parameters can be used together with the "ping" command to specify the source address of an echo request message?

A) -a
B) -s
C) -d
D) -n

Question 10

According to OSI reference model, which layer is responsible for end to end error checking and flow control?

A) Physical layer
B) Data link layer
C) Network layer
D) Transport layer

Question 11

Refer to the configuration output. Which of the following statements regarding ACL 2001 is correct?

A) Packets from network 10.0.1.0/24 network will be denied.
B) Packets from network 10.0.1.0/24 network will be permitted.
C) Packets destined for network 10.0.1.0/24 will be denied.
D) Packets destined for network 10.0.1.0/24 will be permitted.

Question 12

What will the destination MAC address be at the moment a frame is transmitted by the host, when the router is the IP destination?

A) The MAC address of the switch.
B) The MAC address of the router interface G0/0/0.
C) The MAC address of the host.
D) The destination MAC address will be a broadcast MAC address.

Question 13

Refer to the configuration output. RTA has been configured using AAA as shown, and associated with the "huawei" domain. For users in the huawei domain, which authentication-scheme will be used?

A) au1
B) au2
C) au1 will be used. When au1 is deleted, users will use au2
D) au2 will be used. When au2 is deleted, users will use au1

Question 14

Which of the following statements regarding the verification of IP connectivity are false? (Choose three)

A) The ping 127.0.0.1 command can be used to check whether the network cable is correctly inserted into the host's Ethernet port.
B) The ping command with the host IP address as the destination can be used to verify that the TCP/IP protocol suite is functioning correctly.
C) The ping command can be used to verify connectivity between the host and the local gateway.
D) The command "ipconfig /release" can be used to check connectivity problems between the host and the local gateway.

Question 15

Which of the following types can ICMP packets be classified into? (Choose two)

A) ICMP transport packet
B) ICMP error reporting packet
C) ICMP query packet
D) ICMP application packet

Question 16

Which of the following parameters is not used by Advanced ACL?

A) Source interface
B) Destination port number
C) Protocol number
D) Time-range

Question 17

A router functioning as a Proxy receives an ARP request packet, but finds that the destination address in the packet is not intended for itself. In this case, what will the router do? (Choose two)

A) Discard the packet.
B) Check for a route that matches the destination address.
C) Forward its MAC address to the ARP request sender after finding that a route to the destination address is available.
D) Broadcast the ARP request packet.

Question 18

An Ethernet port can work one of three duplex modes, whereas an Optical Ethernet port only supports one single mode. Which of the following represents this mode?

A) Full-duplex
B) Half-duplex
C) Auto-negotiation
D) Simplex

Question 19

Refer to the configuration output. Which of the following statements are correct regarding the configuration of the ACL on RTA? (Choose two).

A) Packets from network 172.16.1.1/32 will be denied.
B) Packets from network 172.16.1.0/24 will be denied.
C) Packets from network 172.17.1.0/24 will be denied.
D) Packets from network 172.18.0.0/16 will be denied.

Question 20

While inspecting packets in the network, a network administrator discovers a frame with the destination MAC address of 01-00-5E-A0-B1-C3. What can the administrator determine from this?

A) The MAC address is a unicast address.
B) The MAC address is a broadcast address
C) The MAC address is a multicast address.
D) The MAC address is incorrect.

Question 21

The administrator wishes to update the configuration file of an AR2200 router using a USB cable. How can this be achieved? (Choose all that apply.)

A) The administrator should connect the USB cable between the terminal and the mini USB port of the AR2200 router.
B) The administrator should connect the USB cable between the terminal and the USB port of the AR2200 router.
C) The AR2200 router cannot support configuration updates through a USB cable.
D) The administrator should install the mini USB drivers on the terminal after connecting the USB.

Question 22

Which of the following problems are caused by routing loops? (Choose three)

A) Slow convergence
B) Packets circulate between routers
C) Router restarting
D) Inconsistency of routing information

Question 23

Which of the following methods are supported by VRP platform to configure the router? (Choose three)

A) Through the Console port
B) Through Telnet
C) Through the AUX port
D) Through FTP

Question 24

Which of the following must be used to establish the configuration environment when a router is powered on for the first time?

A) SSL
B) SSH
C) Console port
D) Telnet

Question 25

On the interface serial 1/0/1 of RTA, the command "ip address unnumbered interface loopback 0" has been configured. Which following statements are correct? (Choose two).

A) The IP address of interface serial 1/0/1 is 10.1.1.1/24
B) The IP address of interface serial 1/0/1 is 10.1.1.1/32
C) The route entry 10.1.1.0/24 exists in RTA's routing-table
D) The route entry 10.1.1.0/24 does not exist in RTA's routing-table

Question 26

Which of the following statements about collision domains and broadcast domains are correct? (Choose three)

A) Devices connected to the same hub form a collision domain
B) Devices connected to the same hub form a broadcast domain
C) Devices connected to the same bridge form a collision domain
D) Devices connected to the same bridge form a broadcast domain
E) Devices connected to the same router form a broadcast domain

Question 27

Which of the following commands can be used to display the routing table on a Quidway router?

A) display ip path
B) display ip routing-table
C) display interface
D) display current-configuration

Question 28

Refer to the graphic. The host has a problem establishing a telnet connection with the router attached to interface G0/0/0. Which of the following steps can be used to help the administrator identify the problem? (Choose two)

A) Check whether the host has configured the gateway IP address.
B) Check whether the switch has configured the gateway IP address.
C) Use the ping tool to check connectivity between host and router.
D) Check the telnet server configuration is right on the router.

Question 29

The administrator uses the ping command on the host to test connectivity to the website www.huawei.com. The command line shows a request time out. The administrator displays the ARP entries for the host. Which entry will be found in the ARP cache table of the host?

A) The MAC address of the destination www.huawei.com will exist in the ARP cache.
B) The MAC address of the switch will exist in the ARP cache.
C) The IP address of the destination www.huawei.com will exist in the ARP cache.
D) The MAC address of router interface G0/0/0, will exist in the ARP cache.

Question 30

Host A has been connected to switch A and configured with an IP address. When Host A initially forwards a frame, what action will be taken by Switch A?

A) Switch A will drop this frame.
B) Switch A will attempt to flood the frame to all ports except for the G0/0/1 interface.
C) Switch A will forward the frame via ports G0/0/1, G0/0/2 and G0/0/3.
D) Switch will receive this frame before returning the frame to G0/0/1.

Question 31

Which of the following statements regarding static and dynamic routing is incorrect?

A) The static route can be easily configured and managed on the enterprise network.
B) The use of dynamic routing is more convenient for the administrator to manage the network following network convergence.
C) The static route can automatically recover when a link failure is encountered.
D) Dynamic routing will use more resources than static routes.

Question 32

Refer to the configuration output. The administrator configured the device using the commands in the configuration output. Regarding these commands, which statement is false?

A) The administrator wishes to enable management through the console interface.
B) Following configuration, the administrator cannot manage the device remotely.
C) A user that logs-in through the console interface is assigned the highest privilege level.
D) The password of a user logged in through console is 'cipher huawei2012'.

Question 33

UDP is connectionless oriented, which of the following must be used in order to ensure reliability?

A) Internet Protocol
B) Application Layer Protocol
C) Network Layer Protocol
D) Transmission Control Protocol

Question 34

Which of the following statements regarding the routing table are correct? (Choose all that apply.)

A) The next hop in the routing table is redundant because the outgoing interface can be used for packet forwarding.
B) The routes from generated by different protocols have different preferences.
C) The metrics of different routing protocols are comparable.
D) The metrics of different routing protocols are not comparable

Question 35

The administrator cannot use telnet to manage the AR2200. The administrator is able to verify connectivity to the router and has been informed that other administrators have no difficulties using telnet. Which statements describe the possible reasons for this problem? (Choose all that apply.)

A) The user's status has been blocked
B) The user's privilege level has been changed to 0.
C) The user has been deleted.
D) The telnet service in the AR2200 router has been disabled.

Question 36

If Host B also configured the IP address as "192.168.1.1/24", an IP address config will occur. What will happen as a result?

A) Host B will send an ICMP request to the destination with the configured IP address. If a reply is received, the host will notify of an address conflict.
B) Host A will send a gratuitous ARP request to resolve the MAC address of the destination 192.168.1.1, for which Host B will reply.
C) Host B will send a gratuitous ARP request to resolve the MAC address of the destination 192.168.1.1, for which Host A will reply.
D) Host A will ignore any received ARP request intended for destination 192.168.1.1.

Question 37

A user logged into a VRP supported device through telnet, but when attempting to configure the device, found that he is unable to use the system-view command to enter the system-view. What are the possible reasons for this? (Choose two)

A) The device's VTY interface only provides permission for some telnet users to run the system-view command.
B) The user's telnet software restricts use of this command.
C) The user's privilege level is lower than the level associated with the system-view command.
D) The system-view command privilege level is lower than the level associated with the user.

Question 38

Which of the following is abbreviation of VRP?

A) Versatile Routine Platform
B) Virtual Routing Platform
C) Virtual Routing Plane
D) Versatile Routing Platform

Question 39

Which of the following entries is not included in the routing table?

A) source address
B) next hop
C) destination address
D) cost

Question 40

An administrator connects two switches together in a local enterprise network. The ports of one switch support Fast Ethernet, while the ports of the other switch support Gigabit Ethernet. Hosts connected to one switch are able to communicate, however communication between the two switches fails. What is the possible reason for this?

A) The ports have disabled auto-negotiation.
B) One port is supporting auto-negotiation, while auto-negotiation is disabled on the port of the other switch.
C) The port of one switch is operating using half duplex mode, while the port of the other switch is using full duplex mode.
D) A Fast Ethernet port cannot communicate directly with a Gigabit Ethernet port.

Question 41

On Huawei VRP platform, which of the following can be used to invoke the history command saved by the command line interface? (Choose two)

A) Up cursor key < >
B) Left cursor key < >
C) Ctrl+P
D) Ctrl+U

Question 42

Which of the following parameter settings for terminal emulation are correct when configuring a Huawei router through the Console port?

A) 4800bps, 8 data bits,1 stop bits, odd parity check, and no flow control
B) 9600bps, 8 data bits, 1 stop bits, no parity check, and no flow control
C) 9600bps, 8 data bits, 1 stop bits, even parity check, and hardware flow control
D) 19200bps, 8 data bits, 1 stop bits, no parity check, and no flow control

Question 43

When a router is powered on, the router reads the configuration file saved in the default save directory to get itself initialized. If the configuration file does not exist in the default save directory, what does the router use to initialize itself?

A) New configuration file
B) Initial configuration file
C) Default parameters
D) Current configuration file

Question 44

A DHCP Unique Identifier (DUID) in DHCPv6 can be configured in VRP using which formats? (Choose two).

A) DUID-LL
B) DUID-LLT
C) DUID-EN
D) DUID-LLC

Question 45

On VRP platform, the command lines are classified into four levels in increasing priority: Visit level, Monitoring level, Configuration level, and Management level. At which level, the operator is permitted to configure service but is not permitted to operate the file system?

A) Visit level
B) Monitoring level
C) Configuration level
D) Management level

Question 46

Warning: Auto-Config is working. Before configuring the device, stop Auto-Config. If you perform configurations when Auto-Config is running, the DHCP, routing, DNS, and VTY configurations will be lost. Do you want to stop Auto-Config? [y/n]: When an administrator first initializes the router, a warning is displayed. Which statement regarding this warning is correct?

A) If Auto-Config is required, the administrator should select 'y'.
B) If Auto-Config is not required, the administrator should select 'n', for which subsequent configuration of the DHCP server, routing, DNS server and VTY user configuration is lost.
C) When a device is started for the first time, the Auto-Config function is active.
D) When a device is started for the first time, the Auto-Config function is inactive.

Question 47

Which of the following commands is used to enter the system-view from the user view on a Huawei router?

A) system-view
B) enable
C) configure terminal
D) interface system

Question 48

Refer to the display output. Which statement is false?

A) The current configuration file has not been saved.
B) The current startup system software is ar2220-v200r003c00spc200.cc
C) The next startup system software cannot be changed.
D) The next startup system software can be changed by using the "startup system software .cc" command.

Question 49

How many domains can be configured on a Huawei router?

A) 30
B) 31
C) 32
D) 33

Question 50

An authenticator router has been configured with two domains named "Area1" and "Area2", following which a user is created with the username "huawei" and the password "hello" for authentication. Which domain does this user belongs to?

A) Area1 domain
B) Area2 domain
C) default domain
D) default_admin domain

Question 51

How is mapping performed on a DTE device in a Frame Relay network?

A) The local DLCI number is mapped to a remote IP address.
B) The local IP address is mapped to a remote DLCI number.
C) The local DLCI number is mapped to a local IP address.
D) The remote DLCI number is mapped to a remote IP address.

Question 52

The administrator wishes to change name of the router. Under which view should the administrator be in order to achieve this?

A) User-view
B) System-view
C) Interface-view
D) Protocol-view

Question 53

Refer to the configuration output. Following configuration, a host is connected to the interface Gigabit Ethernet 0/0/1 of the router. Which IP address will the client obtain?

A) An IP address from network 10.10.10.0/24 will be assigned.
B) An IP address from network 10.20.20.0/24 will be assigned.
C) The host will be unable to obtain an IP address.
D) An IP address may be assigned from either 10.10.10.0/24 or 10.20.20.0/24.

Question 54

Refer to the configuration output. The administrator wishes to configure the DHCP server pool in order to assign an IP address to the customer's terminal device. Which command should be included in the configuration to provide the minimal lease period for IP addresses?

A) dhcp select relay
B) lease day 1
C) lease 24
D) lease 0

Question 55

Which of the following commands can switch a view from the system view to the user view?

A) System-view
B) Router
C) Quit
D) User-view

Question 56

Which of the following commands can be used to view the current configurations on a Huawei router?

A) display current-configuration
B) display saved-configuration
C) view saved-configuration
D) show startup-configuration

Question 57

reset saved-configuration Warning: The action will delete the saved configuration in the device. The configuration will be erased to reconfigure. Continue? [Y/N]: Refer to the configuration output. Which of the following statements are true? (Select two answers)

A) A user should enter 'Y' when wishing to clear the saved configuration file.
B) The saved-configuration file that the device starts with can be erased.
C) The saved-configuration will be deleted after typing N
D) The saved-configuration file will be replaced with the current-configuration.

Question 58

Which of the following storage devices are supported by Huawei router? (Select four)

A) SDRAM
B) NVRAM
C) Flash
D) Hard Disk
E) CF Card

Question 59

In order to check if the interface serial 1/0/0 is working in either DCE or DTE mode, command ( ) is used.

A) display mode serial 1/0/0
B) display controller
C) display interface serial 1/0/0
D) display current-config

Question 60

A DHCP server in the enterprise network is being used to allocated IP addresses to hosts. An administrator discovers however that some hosts are obtaining IP addresses outside of the scope of the DHCP server's address pool. What are the possible reasons for this? (Choose three).

A) Another DHCP server exists in the network and is allocating IP addresses to hosts that happen to be within a closer proximity than the authorized DHCP server.
B) The hosts were unable to discover a DHCP server and therefore generated their own address in the 169.254.0.0 address range.
C) The hosts were unable to discover a DHCP server and therefore generated their own address in the 127.254.0.0 address range.
D) All addresses from the DHCP pool have been assigned.

Question 61

In Layer 2 mode, the transmission rate of an Eth-Trunk interface is determined by which of the following? (Choose all that apply.)

A) Maximum number of Up member links
B) Minimum number of Up member links
C) Number of Up member interfaces
D) Number of interfaces.

Question 62

The Eth-Trunk frame forwarding mechanism used to prevent changes in the data sequence forwards frames based on which of the following parameters?

A) The same source or destination IP address.
B) The same source or destination MAC address.
C) The same protocol type.
D) The same source or destination port number.

Question 63

Which of the following parameters must be specified when configuring static mapping for Frame Relay network? (Choose two)

A) Local DLCI
B) Remote DLCI
C) Local network layer protocol address
D) Remote network layer protocol address

Question 64

The IPv6 address architecture does not include which of the following address types?

A) unicast
B) multicast
C) broadcast
D) anycast

Question 65

When using VRP, which of the following commands is used to configure the data link layer encapsulation type of a serial interface as HDLC?

A) encapsulation hdlc
B) link-protocol hdlc
C) hdlc enable
D) link-protocol ppp

Question 66

FTP and TFTP can be used to update the system file on Huawei routers. Which of the following statements are correct? (Choose three)

A) Huawei router can be configured as FTP Client
B) Huawei router can be configured as FTP Server
C) Huawei router can be configured as TFTP Client
D) Huawei router can be configured as TFTP Server

Question 67

The network administrator wishes to forward data over an Eth-trunk, however associated member interfaces operate at different rates. In terms of the resulting behavior, which of the following is true?

A) The two switches will not be able to communicate.
B) The higher rate member interfaces may incur packet loss.
C) The Eth-Trunk will work normally.
D) The lower rate member interfaces may incur packet loss.

Question 68

Which of the following formats represent an accurate condensing of the IPv6 address 2031:0000:720C:0000:0000:09E0:839A:130B? (Choose two).

A) 2031:0:720C:0:0:9E0:839A:130B
B) 2031:0:720C:0:0:9E:839A:130B
C) 2031::720C::9E0:839A:130B
D) 2031:0:720C::9E0:839A:130B

Question 69

Which of the following protocols is used in Frame Relay to map the address to DLCI dynamically?

A) ARP protocol
B) RARP protocol
C) InARP protocol
D) Map protocol

Question 70

An administrator discovered he/she was unable to use TFTP to transfer files to the router. Which of the following describes the likely reason for this?

A) The TFTP service had been disabled on the router.
B) TCP port 69 of the server had been blocked.
C) UDP port 69 of the server had been blocked.
D) The username and password had been modified.

Question 71

An administrator wishes to implement new features in the network, but the VRP version of one AR2200 router is out of date. The administrator needs to upgrade the VRP software. Which of the following options regarding file transfer is false?

A) The AR2200 router can function as a TFTP client to support the upgrade.
B) The AR2200 router can function as the TFTP server to support the upgrade.
C) The AR2200 router can function as the FTP server to support the upgrade.
D) The AR2200 router can function as an FTP client to support the upgrade.

Question 72

Two routers establish an IPsec tunnel, which of the following does not need to be the same on both peering devices?

A) Encapsulation mode
B) Transform mode
C) Proposal name
D) authentication algorithm

Question 73

Interface G0/0/1 on RTA contains a MAC address of 00e0-fc03-aa73 and is configured with the IPv6 address 2001::2E0:FCFF:FE03:AA73. Which method is most likely to have been used to configure the interface IPv6 address?

A) DHCPv6
B) Auto-link
C) ARP
D) EUI-64

Question 74

A client failed to transfer a file to the FTP server, but found the IP connectivity was without problem. The client assumed that the problem was with the port configuration. The blocking of which ports would likely cause this problem? (Choose two)

A) 21
B) 80
C) 20
D) 50649

Question 75

Which of the following regarding Frame Relay DLCI are correct? (Choose three)

A) DLCI is locally significant
B) DLCI is allocated by DTE
C) The range of DLCI value that can be used is from 16-1007
D) The same DLCI can be configured on different physical interfaces

Question 76

An administrator wishes to update the VRP software of company's AR2200 router. How can this be achieved? (Choose three)

A) The administrator can use FTP to transfer the VRP software, with the AR2200 router as the FTP client.
B) The administrator can use FTP to transfer the VRP software, with the AR2200 router as the FTP server.
C) The administrator can use TFTP to transfer the VRP software, with the AR2200 router as the TFTP server.
D) The administrator can use TFTP to transfer the VRP software, with the AR2200 router as the TFTP client.

Question 77

If AH and ESP are both required to protect data streams between IPsec peers, how many Security Associations (SA) are required in total?

A) 1
B) 2
C) 3
D) 4

Question 78

Which of the following commands can be used to display mapping relationship between network address and DLCI?

A) display fr interface
B) display fr
C) display fr map-info
D) display fr brief

Question 79

Which of following may be the reasons that cause Frame Relay PVC to work abnormally? (Choose three)

A) Same DLCI number is configured on the same router
B) LMI type mismatch
C) Frame Relay encapsulation type mismatch
D) Incorrect configuration of the DLCI number

Question 80

What is the maximum number of member interfaces supported by a single Eth-Trunk?

A) 6
B) 8
C) 10
D) 12