nerdexam
Huawei

H12-921_V1.0 · Question #60

Which of the following descriptions of IP prefix routing in BGP EVPN is wrong?

The correct answer is C. The packets of an IP prefix route carry the L2 VNI and L3 VNI of the route. Resolution: C Error: L3VNI is used for cross-network segment communication, and only L3VNI is used for cross-network segment communication for prefix routing, and L2VNI is not used for same-network segment communication (L2VNI is used for same-network segment

Data Center Network Overlay Technologies (VXLAN, EVPN)

Question

Which of the following descriptions of IP prefix routing in BGP EVPN is wrong?

Options

  • AThe RT value carried by the IP prefix route is the Export RT value configured in the IP VPN-
  • BWhen carrying a host IP address, this type of route functions in the same way as an IRB type route
  • CThe packets of an IP prefix route carry the L2 VNI and L3 VNI of the route
  • DIP prefix routing can be used for hosts within a VXLAN network to access external networks

How the community answered

(24 responses)
  • A
    4% (1)
  • B
    4% (1)
  • C
    83% (20)
  • D
    8% (2)

Explanation

Resolution: C Error: L3VNI is used for cross-network segment communication, and only L3VNI is used for cross-network segment communication for prefix routing, and L2VNI is not used for same-network segment communication (L2VNI is used for same-network segment

Topics

#BGP EVPN#IP prefix routing#L3 VNI#L2 VNI

Community Discussion

No community discussion yet for this question.

Full H12-921_V1.0 Practice