Câu 67: H12-224: HCNP-RS Fast Track (Huawei Certified Network Professional - Routing Switching Fast Track)

Which of the following statements about VRRP are true? (Choose three.)

1. A. VRRP is a redundancy protocol designed for a multicast- or broadcast-capable LAN such as the Ethernet. VRRP ensures that traffic is switched to another router when the next-hop router for a host on the LAN fails. This guarantees the reliability and non-stop forwarding of services. — đáp án hiện tại
2. B. In VRRP, two virtual router ID and a virtual IP address need to be configured on a router to generate a virtual MAC address. A virtual router is formed.
3. C. Hosts on a network can communication with a virtual router without knowing any information about physical routers on the network. — đáp án hiện tại
4. D. A virtual router consists of a master router and several backup routers. The master router forwards packets. When the master router fails, a backup router — đáp án hiện tại