Question 20 of 120 from exam 350-501-SPCOR: Implementing and Operating Cisco Service Provider Network Core Technologies

Question 20 of 120 from exam 350-501-SPCOR: Implementing and Operating Cisco Service Provider Network Core Technologies

Question

An engineer is setting up overlapping VPNs to allow VRF ABC and XYZ to communicate with VRF CENTRAL but wants to make sure that VRF ABC and XYZ cannot communicate.

Which configuration accomplishes these objectives? A.

vrf ABC
address-family ipv4 unicast
import route-target
65000:1111
65000:4444
!
export route-target
65000:1111
65000: 3333
!
vrf XYZ
address-family ipv4 unicast
import route-target
65000: 2222
65000:4444
!
export route-target
65000: 2222
65000: 3333
1
vrf CENTRAL
address-family ipv4 unicast
import route-target
65000: 3333
fi

export route-target
65000: 4444
!

B.

vrf ABC
address-family ipv4 unicast
import route-target
65000:1111
!
export route-target
65000:1111
1
vrf xvZ
address-family ipv4 unicast
import route-target
65000:2222
!
export route-target
65000:2299
65000:1111
1
vrf CENTRAL
address-family ipv4 unicast
import route-target
65000: 3333
65000:1111
65000:2222
!
export route-target
65000: 3333
65000:1111
65000:2222

C.

vrf ABC
address-family ipv4 unicast
import route-target
65000:1111
65000:4444
1
export route-target
65000:1111
65000: 3333
1
vrf xvZ
address-family ipv4 unicast
import route-target
65000: 2222
65000: 3333
1
export route-target
65000: 2299
65000:4444
1
vrf CENTRAL
address-family ipv4 unicast
import route-target
65000: 3333
1
export route-target
65000:4444
1

D.

vrf ABC
address-family ipv4 unicast
import route-target
65000:1111
65000: 3333
1
export route-target
65000:1111
65000: 3333
1
vrf xvZ
address-family ipv4 unicast
import route-target
65000:2222
65000 :3333
1
export route-target
65000: 2229
65000: 3333
1
vrf CENTRAL
address-family ipv4 unicast
import route-target
65000: 3333
1
export route-target
65000: 3333
n

Explanations

B.