Huawei H12-821_V1.0-ENU HCIP-Datacom-Core Technology V1.0 Online Training
Huawei H12-821_V1.0-ENU Online Training
The questions for H12-821_V1.0-ENU were last updated at May 06,2025.
- Exam Code: H12-821_V1.0-ENU
- Exam Name: HCIP-Datacom-Core Technology V1.0
- Certification Provider: Huawei
- Latest update: May 06,2025
Which of the following is not the main function of NDP?
- A . Path MTU Discovery
- B . Neighbor Status Tracking
- C . Duplicate address detection
- D . Address
Which of the following is the configuration command for linkage between VRRP and BFD?
- A . vrrp vrid 1 track bfd-session session-name 1 reduced 100
- B . bfd-session vrrp vrid 1 track session-name 1 reduced 100
- C . vrrp vrid 1 track bfd-session-name 1 reduced 100
- D . track vrrp vrid 1 bfd-session session-name 1 reduced 100
Regarding the description of configuring the security level of the security zone of the firewall, which of the following is wrong?
- A . In the same system, two security zones are not allowed to configure the same security level
- B . Security levels can only be set for custom security areas
- C . Once the security level is set, it is not allowed to change
- D . The newly created security area, the system defaults its security level to 1
Which of the following is the command to configure the VRRP preemption delay?
- A . vrrp vrid 1 preempt-mode timer delay 20
- B . vrrp vrid 1 timer delay 20
- C . vrrp vrid 1 preempt-timer 20
- D . vrrp vrid 1 preempt-delay 20
Compared with routers and switching machines, what is the unique forwarding module of the firewall?
- A . Switch fabric board
- B . MPU
- C . LPU
- D . SPU
Regarding the description of network address port translation (NAP) and network address translation only (No-PAT), which of the following statements is correct?
- A . No-PAT supports protocol address translation at the network layer
- B . No-PAT only supports protocol port translation at the transport layer
- C . After NATP conversion, for external network users, all packets will only come from the same IP address
- D . NAPT only supports protocol address translation at the network layer
When the IPv6 address of the host is configured in the stateless address configuration method, and other parameters except the address are obtained through DHCPv6, how to set the M bit and 0 bit in the RA message?
- A . M=0 0=0
- B . M=1 0=0
- C . M=1 0=1
- D . M=0 0=1
The RSTP protocol provides a variety of protection functions. For example, when the edge terminal port is configured in the protection state, the processing method of the edge port after receiving the BPDU message is:
- A . Forward BPDU messages as required
- B . Obtain relevant information after the BPDU message
- C . Close the port
- D . Directly discard the BPDUmessage
Among the routing policy tools commonly used in BGP, the one that can be used to match a specific AS_path is:
- A . filter-policy
- B . ip-prefix
- C . ip as-path-filer
- D . community-filter
Which of the description about IBGP neighbors and EBGP neighbors is wrong?
- A . If two peers exchanging BGP packets belong to different autonomous systems, then these two peers are EBGP peers
- B . If two peers exchanging BGP packets belong to the same autonomous system, then these two peers are IBGP peers
- C . IBGP peers must be directly connected physically
- D . Two routers running BGP must have IP connectivity to establish a TCP session
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