H12-261-ENU Free Certification Exam Material from ActualTorrent with 525 Questions
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NEW QUESTION 190
Regarding the cross-domain VPN-OptionB scheme, which of the following description is wrong?
- A. During the packet forwarding process, exchange the private network LSPs of the VPN on the two ASBRs.
- B. Exchange the outer label of the VPNv4 route between the two ASBRs.
- C. The cross-domain VPN-Option B scheme is not limited by the number of interconnected links between ASBRs.
- D. An IP-EBGP neighbor relationship needs to be established between the two ASBRs.
Answer: B
NEW QUESTION 191
Which of the following description about the MPLS BGP VPN is wrong?
- A. IBGP enables a stable BGP neighbor relationship on the ARPback interface address.
- B. The TTL field in the tag has the effect of preventing loops.
- C. Route switching between PE and CE can be static route, OSPF multi-instance, IS-iS multi-instance, EBGP.
- D. BGP Soo is used to prevent routes routed from a VPN site from going back to the site through the MPLS backbone. Soo is an extended community attribute automatically generated by MP-BGP.
Answer: D
NEW QUESTION 192
The following topology and configuration are available. Which of the following statement is correct? (Multiple choice)
- A. There is a route with the destination network segment being 10.6.3.3/32 on R1.
- B. There is no route with the destination network segment being 10.0.2.2/32 on R1.
- C. There is no route with the destination network segment being 10.6.3.3/32 on R1.
- D. There is a route with the destination network segment being 10.0.2.2/32 on R1.
Answer: C,D
NEW QUESTION 193
Which of the following statement about IPSec VPN is true? (Multiple choice)
- A. Between two routers, an OSPF neighbor relationship can be established through an IPSec VPN tunnel, and intranet routes can be exchanged.
- B. Savage mode can support NAT traversal, while main mode does not support NAT traversal
- C. Two routers establish an IPSec VPN through the master mode. Starting from the fifth packet (inclusive), the payload data is often encrypted.
- D. two routers establish IPSec VPN through aggressive mode, then a minimum of interaction 4 packets between the two devices build tunnel
Answer: C,D
NEW QUESTION 194
Which SNMP message type report event sent to the NMS is reliable?
- A. Get
- B. Trap
- C. Get Bulk
- D. Response
- E. Inform
Answer: E
NEW QUESTION 195
Two routers are connected through the serial port, but the interconnection interface cannot be pinged. Now check the port status as follows, which is the possible reason? (No figure is shown, one PPP, and one HDLC, you can find the reason.)
- A. The IP address is not on the same network segment.
- B. Link bandwidth is not enough
- C. Subnet mask does not match
- D. Link layer protocol is inconsistent
Answer: D
NEW QUESTION 196
Which of the following statements about VXLAN messages is correct? (Multiple Choice)
- A. Destination UDP port number is 4789
- B. VNI has 24 bits and used to distinguish VLAN segments.
- C. The source UDP port number is 4789
- D. The outer destination IP address is the IP address of the remote VTEP of the VXLAN tunnel.
Answer: A,B,D
NEW QUESTION 197
If a DR is elected between the multicast routers running PIM-SM to be responsible for receiving and receiving multicast data on the source or member, what is the correct description of the DR election rules?
- A. A router with a small IP address is elected as a DR.
- B. Compare the DR priorities first, if the priorities are the same, you need to compare the IP addresses of the PIM router interface to elect DRs.
- C. The PIM router with a long interface mask is elected as the DR.
- D. A PIM router with a low DR priority value is elected as the DR.
Answer: B
NEW QUESTION 198
One BD in VXLAN can correspond to multiple VNIs.
- A. False
- B. True
Answer: A
NEW QUESTION 199
Command ip ip-prefix ip-prefix-name [index index-number] { permit | deny } ipv4-address mask-length [ match-network ] [ greater-equal greater-equal-value ] [ less-equal less- Equal-value ] is used to configure ip-prefix-. If 1ess -equal- of a prefix list has been specified, but greater-equal4- is not specified, what is the range of the prefix?
- A. [mask-length, less-equal-value]
- B. [less-equal-value,32]
- C. No restrictions
- D. [0, less-equal-value]
Answer: A
NEW QUESTION 200
If the router only needs to forward IPv6 packets, then no IPv4 protocol and address need to be configured on the router.
- A. True
- B. False
Answer: A
NEW QUESTION 201
Which of the following is optimal for building a loop-free Layer 2 network?
- A. TRILL+MSTP
- B. Stacking + link aggregation
- C. Stacking + MSTP
- D. Link Aggregation + MSTP
Answer: B
NEW QUESTION 202
Which of the following statements about the BFD one-armed echo function are correct? (Multiple Choice)
- A. After the BFD one-armed echo function is enabled, the destination IP address and source IP address of the BFD packets are the same.
- B. The BFD one-armed echo function must be configured with a local identifier and a remote identifier.
- C. The BFD one-armed echo function is applicable to scenarios where one device supports BFD and the other device does not.
- D. The default destination IP address of the BFD one-armed echo function protocol packet is 224.0.0.184.
Answer: A,C
NEW QUESTION 203
The network administrator defines a traffic policing strategy as follows:
[Huawei] display traffic policy user-defined
User Defined Traffic Policy Information
Policy: p1
Classifier: c1
Operator: OR
Behavior: b1
Committed Access Rate
CIR 256(kbps) , PIR 0(kbps) , CBS 48128(byte) , PBS 80128(byte)
Color Mode: color blind
Conform Action: pass
Yellow Action: pass
Exceed Action: discard
statistic: enable
The router port to which this policy is applied has been idle for about 10 seconds. At this time, there is a huge amount of burst traffic of the c1 type, then how many bytes will the packet be colored in green?
- A. 80128 bytes
- B. 48128 bytes
- C. 256K bytes
- D. 32K bytes
Answer: B
NEW QUESTION 204
Regarding the certification of the ISIS protocol, which statements are correct? (Multiple Choice)
- A. After the interface authentication is configured, the IIH sent by the router must carry the authentication TLV.
- B. After the area authentication is configured, the IIH, SNP, and LSP sent by the router must carry the authentication.
- C. Two routers are configured with regional authentication and interface authentication, and the passwords are the same. Then two routers can establish neighbor relationships.
- D. Interface authentication can implement hello packet authentication for Level-1 and Level-2.
Answer: A,D
NEW QUESTION 205
As shown in the figure, the A department of branch 1 can access the Internet, but the B department can only use the encrypted VPN to access the headquarters resources. You can configure the NAT policy on the export device so that department A can access the Internet and configure IPsec VPN (ESP protocol) for department B + tunnel mode method to allow it to access the headquarters.
- A. True
- B. False
Answer: A
NEW QUESTION 206
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