H12-831_V1.0-ENU Practice Dumps - Verified By ValidDumps Updated 265 Questions
Updated H12-831_V1.0-ENU Exam Dumps - PDF Questions and Testing Engine
NEW QUESTION 112
Regarding the label space of MPLS, the description is wrong:
- A. If the out tag value is0,The router will directly discard the packet
- B. penultimate jumpLSRWhen performing label exchange, if the exchanged label value is found to be3,By default, the label is popped and the message is sent to the last hop
- C. 16~1023is staticLSPand staticCR-LSPshared tab space
- D. 1024Above areLDP,RSVP-TE. MP-BGPLabel space shared by other dynamic signaling protocols
Answer: A
NEW QUESTION 113
As shown in the figure, all interfaces of the router enable OSPF. The IP address identified in the figure is the IP address of the oopback0 interface of the device. Loopback0 of R1 and R2 is advertised in area 1, Loopback0 of R4 is advertised in area 0, and Loopback0 of R3 and R5E are advertised in area 2, which of the following IP addresses can ping each other? (Multiple choice)
- A. 10.0.3.3 and 10.0.5.5 (Class 1 in the same area)
- B. 10.0.4.4 and 10.0.2.2. (3 types of normal calculation)
- C. 10.0.2.2 and 10.0.5.5 (not counted when receiving Category 3 in non-backbone areas)
- D. 10.0.2.2 and 10.0.3.3. (Not counted when receiving Category 3 in non-backbone areas)
Answer: A,B
NEW QUESTION 114
In what ways can log information be viewed:
- A. log in to the device viadisplay logbuferCheck
- B. Network management system interface view
- C. Willflash:/logfile/Tlog file viaFIP/TFTPtransfer toPCsuperior
- D. there is no way
Answer: A,B,C
NEW QUESTION 115
LDP messages are exchanged between LSRs running the LDP protocol. LDP messages can be divided into four types according to their functions. Which of the following is not a message type of LDP?
- A. discovery message
- B. label exchange message
- C. conversation message
- D. announcement message
Answer: B
NEW QUESTION 116
The default MPLS label publishing mode, label distribution control mode and label retention mode of Huawei routers are respectively
- A. Label release method-independent methoD. label distribution control method-free methoD. label retention method-downstream autonomy
- B. Label release method - downstream autonomous methoD. label distribution control method - independent methoD. label retention method - free method
- C. Label release method - downstream autonomous methoD. label distribution control method - free methoD. label retention method - independent
- D. Label release method - free methoD. label distribution control method - independent methoD. label retention method - downstream autonomous method
Answer: B
NEW QUESTION 117
If you are faced with a complex network failure, and after evaluation, it is considered that the troubleshooting cannot be completed in a short time, and at this time the user urgently needs to restore the availability of the network, then which is the correct approach?
- A. Always try to troubleshoot, and do not inform users of the current difficulty of troubleshooting
- B. Tell users that this is impossible
- C. Directly build an alternative network environment without notifying the customer
- D. Communicate with users whether it is possible to skip the faulty node and build an alternative network environment
Answer: D
NEW QUESTION 118
In PLSVPN, in order to distinguish IPv4 prefixes that use the same address space, the value of R0 is added to the IPv4 address. The correct description of the following options is:
- A. RD can be used to control the publication of 1 routing information
- B. On a PE device, each VP instance corresponds to a value of 0. On the same PE device, the RD value must be unique.____, ____, ____.
- C. After the PE receives the IPv4 route from the CE, it adds RD to the IPv4 route to convert it into a globally unique VPN-IPv4 route, and publishes it on the public network
- D. RD is encapsulated in Update message as BGP extended community attribute during delivery
Answer: B,D
NEW QUESTION 119
During the process of viewing the debug output through the SSH terminal, a lot of information pops up. Which of the following operations can make the Monitor terminal no longer pop up the debug message? (Multiple choice)
- A. Open the notepad, enter undo debugging all, copy the command line, and paste it into the Monitor interface
- B. Exit the current Monitor interface, log in to the device again using SSH to open a new Monitor interface
- C. Open the notepad, enter undo terminal monitor, copy the command line, and paste it into the monitor interface
- D. Open the notepad, enter undo terminal debugging, copy the command line, and paste it into the Monitor interface
Answer: A,D
NEW QUESTION 120
Regarding the role of ping and tracert, which of the following statements is correct?
- A. Ping detects the two-way reachability between the correct end and the one-way icmp echo request packet
- B. Ping verifies the reachability from the local end to the opposite end, it does not mean that the opposite end is reachable from the local end
- C. Tracert must be able to trace every hop IP address from source to destination
- D. Tracert has the same function as ping, but the name is different
Answer: B
NEW QUESTION 121
Which of the following descriptions is wrong?
- A. The LSP established by statically assigning labels can also be dynamically adjusted according to network topology changes without the intervention of the administrator
- B. Dynamic LSP is dynamically established through label distribution protocols, such as MP-BGP, RSVP-TE, LDP
- C. The principle to be followed for manual label allocation is: the value of the outgoing label of the upstream node is the value of the incoming label of the downstream node
- D. LSP is divided into static LSP and dynamic LSP. The static LSP is manually configured by the administrator, and the dynamic LSP is dynamically established using the label protocol
Answer: A
NEW QUESTION 122
Which of the following reasons may cause the hosts in the same VLAN of the LAN to fail to communicate with each other?
- A. The wrong port is configured on the switch andMA, Caddress binding
- B. Port isolation is configured on the switch
- C. switchMA, Caddress learning errors
- D. interface is artificialshutdownor the physical interface is damaged
Answer: A,B,C,D
NEW QUESTION 123
As shown in the figure, OSPF is deployed in a campus, and Area 1 is deployed as an NSSA area. By default, R2 will automatically generate a Type 7 LSA default route and flood it in the NSSA area.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 124
There is a concept of forwarding equivalence class (FEC-Fowarding Equivalence Class) in MPLS, so FEC does not Can the allocation be made based on which of the following criteria?
- A. sFragment offset (Fragment office)
- B. Application protocol(Application Protocol)
- C. Service type(Class of Service)
- D. target address(Destination Addess)
Answer: A
NEW QUESTION 125
Which of the following BGP routing attributes cannot control BGP routing?
- A. Originator ID
- B. Community
- C. AS Path
- D. MED
Answer: B
NEW QUESTION 126
As shown in the figure, 0SPF is enabled on all interfaces of the router. The cost value of the link is marked in the figure, R2's LoogbackO is advertised by mouth in area 0, then in In area 1, both R2 and R3 transmit the routing information of 10.0.2.2/32 in the form of Typae3 LSA.
- A. False
- B. True
Answer: B
NEW QUESTION 127
The IS-IS neighbor relationship between R3 and R1 is not established. According to the information in this figure, what is the possible reason?
- A. R3andR1ofI5-LevelMismatch
- B. R3andR1ofSystem IDrepeat
- C. R3andR1the interconnect interfacecircuit-typeMismatchWhen troubleshooting MSTP faults, you executed the display current-configuration command to obtain
- D. R3andR1ofIIHAuthentication failed
Answer: A
NEW QUESTION 128
Which of the following operations may affect the normal operation of the customer network? (Multiple choice)
- A. Routing protocol configuration changes
- B. Hardware expansion
- C. Device naming
- D. Software upgrade
Answer: A,B,D
NEW QUESTION 129
When deploying MPLS/BGP IP VPN, regarding the use of BGP to exchange routing information between PE-CE, which of the following description is wrong?
- A. In the Hub&Spoke scenario, when Hub-CE and Hub-PE use IGP, Spoke-PE and Spoke-CE cannot enable EBGP
- B. When PE and CE use BGP to exchange routing information, if the autonomous systems of two VPN sites use the same private AS number, the AS number replacement function can be used, that is, the received AS number can be replaced with any designated AS number. The AS number in the private network route to prevent the route from being discarded due to repeated AS numbers
- C. When BGP is used to exchange routing information between PE and CE, there is no need to import BGP private network routes on PE
- D. In the case of CE multi-homing, enabling the BGP AS number replacement function may cause routing loops, which can be used to prevent routing loops in VPN sites through BGP SoD
Answer: B
NEW QUESTION 130
An engineer uses two routers to test IPv6 services, and simulates the interconnection between the headquarters and branches by running BGP4+. As shown in the figure, an engineer captures the packet to view the update message sent by R1.
Regarding the description of the message information, which of the following statements is correct?
- A. The message describes the currently revoked IPv6 route
- B. The routing address prefix and its prefix length described in this message are: 2001:db8:2345:1::1/128/
- C. The route described in the message may be imported through import
- D. The next-hop address of the route described in this message is: 2001:db8::2345:1.:1
Answer: B
NEW QUESTION 131
The Router ID of OSPFv3 needs to be configured in dotted decimal notation with a length of 128bits.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 132
In the network shown in the figure below, to implement a remote LDP session between SWA and SWC. the following The law is correct
- A. You need to create a remote peer, and then specify the peer'slsr-id
- B. Need to be equipped with a direct connection port to establishTCPconnect
- C. The configuration in the figure can already be realized
- D. No need to specify the correct equivalentlsr-id
Answer: A
NEW QUESTION 133
......
New (2022) Huawei H12-831_V1.0-ENU Exam Dumps: https://www.validdumps.top/H12-831_V1.0-ENU-exam-torrent.html
Best Way To Study For Huawei H12-831_V1.0-ENU Exam Brilliant H12-831_V1.0-ENU Exam Questions PDF: https://drive.google.com/open?id=1lcEj318yVkv0IyaSlrqdtdgzsz4qvodA