Huawei H12-891_V1.0-ENU Übungsprüfungen
Zuletzt aktualisiert am 14.05.2025- Prüfungscode: H12-891_V1.0-ENU
- Prüfungsname: HCIE-Datacom V1.0
- Zertifizierungsanbieter: Huawei
- Zuletzt aktualisiert am: 14.05.2025
OSPFv2 is an IGP running on an IPv4 network, and 0SPFv3 is an IGP running on an IPv6 network. OSPFv3 has the same packet types as OSPFv2, including Hello packets, DD packets, LSR packets, LSU packets, and LSAck packets.
Which of the following descriptions of OSPFv3 messages is correct?
- A . OSPFv3 uses the authentication field in the packet header to complete packet authentication.
- B . OSPFv3 uses IPv6 multicast addresses FF02::5 and FF02::6 to send 0SPFv3 messages
- C . The OSPFv3 He11o packet carries the IPv6 address prefix list of the router interface.
- D . OSPFv3 uses the link local address as the source address for sending packets, and the packets can be forwarded outside the scope of the originating link.
As shown in the figure, R1 is configured. Which of the following descriptions of IS-IS process 1 is correct?
- A . The device type of R1 is Level -1
- B . The device type of R1 is Level1 -1-2
- C . The device type of R1 cannot be determined
- D . The device type of R1 is Level -2
802.1X authentication is deployed in the network as shown in the figure. By default, which of the following packets cannot trigger 802.1X authentication?
- A . DHCP
- B . ND
- C . EAPoL
- D . ICMP
Assume that there are 5 Segment IDs in the SRH of an SRv6 message. When the message is sent from the third End Point, the node will set the Segment ID numbered as which of the following to the IPv6 destination address?
- A . 5
- B . 1
- C . 3
- D . 2
In Huawei’s SD-WAN solution, what are the correct descriptions of Hub-Spoke topology? (Multiple choice)
- A . Hub-Spoke topology mode supports dual Hub site networking
- B . Hub-Spoke topology mode supports active-active Hub sites based on network segments
- C . Hub-Spoke topology mode supports active-active Hub site based on Spoke site
- D . Hub-Spoke topology mode supports four Hub site networking
Which of the following descriptions about IPSG is wrong?
- A . IPSG can be used to prevent hosts from changing IP addresses privately.
- B . IPSG can enable the IP packet inspection alarm function and link the network management to issue alarms.
- C . IPSG can prevent IP address spoofing attacks
- D . IPSG is a source IP address filtering technology based on layer 3 interfaces
For VXLAN external networks, VTEP transmits network segment routes through BGP EVPN routes of Type (), which is used to guide VXLAN internal hosts to access the external network. Fill in the blanks
In a VXLAN network, which of the following identifies a VLAN ID similar to a traditional network and is used to distinguish VXLAN segments?
- A . VTEP
- B . VRF
- C . VNI
- D . BD
As shown in the figure, in the scenario of dynamically establishing a VXLAN tunnel through BGP EVPN, which of the following RT values is carried by the BGP EVPN Type2 route sent by VTEP1 to VTEP2?
- A . 10:1
- B . 200:1
- C . 20:1
- D . 100:1