[Q42-Q58] 最適なH12-821_V1.0-ENU試験準備問題集でHuawei H12-821_V1.0-ENU問題集PDFを試そう！[2025]

最適なH12-821_V1.0-ENU試験準備問題集でHuawei H12-821_V1.0-ENU問題集PDFを試そう！[2025]

Huawei H12-821_V1.0-ENU試験受験生を確実にパスさせるH12-821_V1.0-ENU学習問題集

質問 # 42
Regarding the description of the firewall security zone, which of the following statements is correct:

• A. Different interfaces of the firewall can belong to the same security zone
• B. Different security zones of the firewall can have the same priority.
• C. The firewall's built-in security zone can be deleted
• D. The same interface of the firewall can belong to different security zones

正解：A

質問 # 43
performing source NAT configuration, and when there is no-pat configuration parameters, which the following statement is correct?

• A. Simultaneous conversion of source IP address and source port
• B. Only source IP address conversion
• C. Perform destination IP address and destination port conversion
• D. Only the destination IP address conversion

正解：B

質問 # 44
Which of the following description about configuration commands for the default routing issued by each protocol is wrong?

• A. In the ISIS protocol, the default-route-advertise command is used to advertise the default route information to neighbors
• B. In the BGP protocol, the default-route imported command is used to enable the function of importing provincial routes into the BGP routing table
• C. In the OSPF protocol, the default-route- advertised command is used to advertise the default route information to the normal OSPF area
• D. In static routing, the ip route- static default preferencer command is used to generate a default route on the current router

正解：D

質問 # 45
For a router running the OSPF protocol, all interfaces must belong to the same area.

• A. TRUE
• B. FALSE

正解：B

質問 # 46
In a multi-level RR scenario, the first-level RR will be connected to a large number of second-level RRs, which may cause the BGP routing table of the first-level RR to overflow. What method can be used to reduce the risk of overflowing the BGP routing table of the first-level RR?

• A. ORF
• B. Route aggregation
• C. Routing Control
• D. Set the same Cluster--ID

正解：B

質問 # 47
Which of the following descriptions of the OSPF protocol is wrong?

• A. The Link State ID described in the third type of LSA is the router-id of the ABR
• B. There are four connection types described by Router-LSA: P2P/TransNet/StubNetl virtual link
• C. It is only allowed to advertise routing information between backbone areas and non-backbone areas, and it is not allowed to advertise routing information directly between non-backbone areas
• D. Each OSPF router uses only one Router-LSA to describe the local active connection status belonging to an area

正解：A

質問 # 48
The original AS_Path of a BGP route is (100 200 300). After using the apply as-path 400 overwrite command in conjunction with the routing policy, the AS_Path of the route becomes which of the following?

• A. (100 200 300 400)
• B. (400 100 200 300)
• C. (400)
• D. (100 400 200 400)

正解：C

質問 # 49
SA (Security Association) is a parameter that must be negotiated when an IPsec tunnel is established, so which of the following parameters is used to uniquely identify SA? (Multiple choice)

• A. SPI (Security Parameter Index)
• B. Source IP address
• C. Security Protocol Number
• D. Destination IP address
• E. Source MAC address
• F. Header checksum of the network layer header

正解：B、C、D

質問 # 50
Regarding the default routes of each protocol, which of the following description is wrong?

• A. ISIS can issue default routes
• B. Static default routing can be configured
• C. BGP can deliver default routes
• D. OSPF cannot deliver the default route

正解：D

質問 # 51
The four routers run IS-IS and have established adjacency. The area numbers and router levels are marked in the figure. The link between R1 and R2 is a PPP link, and R2 is DIS. Which of the following statements is correct? (Multiple choice)

• A. R3 periodically sends CSNP to help achieve Level-2 LSDB synchronization
• B. R2 sends the LSP to R3 and R4 in unicast mode
• C. If R1 sends an LSP message, R2 needs to send PSNP for confirmation

正解：A、C

質問 # 52
In PIM-SM, which of the following description about RP is wrong?

• A. All members of the group and multicast sources that send multicast data to the group converge to a unique RP
• B. The initial multicast stream of all groups in the shared tree is forwarded to the receiver through the RP
• C. One RP can support multiple multicast services at the same time, and one multicast group can correspond to multiple RPs
• D. RP can be responsible for the forwarding of several or all multicast groups, and there can be one RP in the network

正解：C

質問 # 53
Which of the following parameters does the configuration BPDU message of the STP protocol not contain?

• A. Port ID
• B. Bridge ID
• C. Root ID
• D. VLAN ID

正解：D

質問 # 54
In the state detection firewall, when the state detection mechanism is enabled, when the second message (SHN+ACK) of the three-way handshake reaches the firewall, if there is no corresponding session table on the firewall, then which of the following statement is correct?

• A. The message must pass through the firewall and establish a session table
• B. If the firewall security policy allows the packet to pass through, create a session table
• C. By default, after the status function is turned off, and the allow policy is configured, it can pass
• D. If the firewall security policy allows the packet to pass through, the packet can pass through the firewall

正解：C

質問 # 55
Which of the following trees have multi-channel protocols? (Multiple choice)

• A. Telnet
• B. H.323
• C. SMTP
• D. FTP

正解：B、D

質問 # 56
As shown in the figure, three first-tier switches are interconnected with one HUB, and the STP function is enabled on the switches. Please refer to the figure below for the STP bridge ID settings of the switches. Others are default configurations.

Which option is incorrect in the following description?

• A. The go/1 port of SWC is an Alternate port, which is blocked
• B. The G/0/2 port of SWA is blocked.
• C. Both ports of SWA are designated ports and are in forwarding state.
• D. SWA is the root bridge in this simple network

正解：C

質問 # 57
When the HSB backup group is enabled in the WLAN network, if the AP adds AP information offline on the standby AC after the active AC goes online, the AP status on the standby AC will be displayed as fault.

• A. TRUE
• B. FALSE

正解：B

質問 # 58
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完全版H12-821_V1.0-ENU練習テスト問題集で1081の別格な問題と解釈、今すぐゲットせよ：https://drive.google.com/open?id=1erG616bJqHzDmeOzdZOs0S7rxmz-uRUP