In BGP EVPN configuration forVXLAN-based networks, Huawei uses the command:
[bgp] advertise l2vpn evpn
This command enables the BGP process toadvertise routes from a VPN instance into the EVPN (L2VPN) address family, which is used for VXLAN control-plane operations like MAC/IP advertisement.
Option A (advertise irbvfi)— invalid command.
Option B (advertise vpnv4)— used for MPLS VPNs, not EVPN.
Option C (advertise irb)— not a recognized Huawei command.
Option Dis the correct and officially used command.
Correct answer: D. advertise l2vpn evpn
[Reference:Huawei HCIE-Datacom V1.0 Study Guide —Chapter: BGP-EVPN ConfigurationSection: Control Plane Route Advertisement for VXLAN, , , ]
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