Huawei
H12-891_V1.0 · Question #412
In MPLS VPN, in order to distinguish IPv4 prefixes using the same address space, the RD value is added to the IPv4 address. Which of the following descriptions of RD is correct? (Multiple choice)
The correct answer is C. After the PE receives the IPv4 route from the CE, it adds RD to the IPv4 route, converts it into a D. On the PE device, each VPN instance corresponds to an RD value. On the same PE device, the. See the full explanation below for the reasoning.
MPLS and VPN Technologies
Question
In MPLS VPN, in order to distinguish IPv4 prefixes using the same address space, the RD value is added to the IPv4 address. Which of the following descriptions of RD is correct? (Multiple choice)
Options
- ARD can be used to control the release of VPN routing information
- BRD is encapsulated in the Update message as an extended community attribute of BGP during the
- CAfter the PE receives the IPv4 route from the CE, it adds RD to the IPv4 route, converts it into a
- DOn the PE device, each VPN instance corresponds to an RD value. On the same PE device, the
How the community answered
(53 responses)- A8% (4)
- B17% (9)
- C75% (40)
Topics
#MPLS VPN#Route Distinguisher#VPNv4#PE-CE routing
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