Huawei H12-891_V1.0-ENU Übungsprüfungen
Zuletzt aktualisiert am 08.09.2025- Prüfungscode: H12-891_V1.0-ENU
- Prüfungsname: HCIE-Datacom V1.0
- Zertifizierungsanbieter: Huawei
- Zuletzt aktualisiert am: 08.09.2025
In the SR network, if IS-IS is used to transmit SID, by default the Node SID advertised by the Level -2 router is only transmitted within the same area.
- A . True
- B . False
In the scenario of dynamically establishing a VXLAN tunnel through BGP EVPN, which of the following descriptions of the principles of BGP EVPN are correct? (Multiple choice)
- A . Use MP_REACH_NLRI to carry the RD value
- B . Several BGP EVPN routes are newly defined by extending BGP
- C . Use MP_REACH_NLRI to carry RT value
- D . Use MP_REACH_NLRI to carry routing information
Which of the following descriptions about MP-BGP is wrong?
- A . When routing is exchanged between PE and CE through BGP, a BGP process needs to be created on the CE for each VPN instance.
- B . MP -BGP needs to allocate private network labels for VPNv4 routes
- C . MP-BGP advertises VPNv4 routes through two attributes: MP_ REACH NLRI and MP_ UNREACH _NLRI.
- D . MP-BGP message types and VPNv4 route advertisement policies are the same as BGP-4
The network administrator enters display telemetry destination on the device to view Telemetry related information. The following is displayed. Which of the following descriptions is wrong?
- A . This push is encapsulated by VPN
- B . The destination object is named Dest1
- C . Data push uses gRPC protocol
- D . The destination address sent is 192.168.56.1
Huawei AR series routers configure GRE tunnels and enable the Keepalive detection function. By default, the Keepalive sending period is () seconds.
The Python Paramiko library implements the SSH protocol. In the Python Paramiko module, which of the following methods can open an SSH interactive session?
- A . invoke_shell()
- B . Transport()
- C . from_transport()
- D . connect()
During the HTTP communication process, the client only sends a request for each HTTP connection. Once the server response data is sent, the connection will be released.
To solve this problem, which header field extension can be used to maintain the HTTP session without immediately disconnecting?
- A . Cookies
- B . Session
- C . Connection
- D . Set-Cookie
In the firewall dual-machine hot backup scenario, the location, type and number of the service boards and interface cards of the active and standby devices must be the same. Otherwise, the active device will back up past information and be incompatible with the physical configuration of the standby device, causing the active device to fail. A problem occurs after the device is switched.
- A . True
- B . False
In the OSPF routing protocol, the asbr-summary command can be followed by the not-advertise parameter. The meaning of this parameter is not to advertise summary routes.
- A . True
- B . False
Telemetry technology supports specific sampling sensor paths to collect specified data information. What sampling paths does Telemetry currently support? (Multiple choice)
- A . CPU information
- B . Memory information
- C . Interface statistics
- D . Optical module information on the interface