You must ensure that routes within a multitenant domain remain unique when advertised in a service provider network. Which EVPN functionality will accomplish this task?

The correct answer is C. route distinguisher. A route distinguisher (RD) ensures uniqueness of routes across tenants in a service provider network. By appending the RD to customer routes, EVPN/MP-BGP can advertise otherwise overlapping prefixes (for example, 10.0.0.0/24 used by multiple tenants) as globally unique in the…

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Options

Aroute targets
BVRF export policy
Croute distinguisher
DEthernet segment identifier (ESI)

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(64 responses)

A
3% (2)
B
5% (3)
C
80% (51)
D
13% (8)

Explanation

A route distinguisher (RD) ensures uniqueness of routes across tenants in a service provider network. By appending the RD to customer routes, EVPN/MP-BGP can advertise otherwise overlapping prefixes (for example, 10.0.0.0/24 used by multiple tenants) as globally unique in the provider's control plane.

Topics

#route distinguisher#EVPN#multitenant#VRF

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