Cisco 642-889 - Implementing Cisco Service Provider Next-Generation Egde Network Services Exam
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Total 126 questions
Question #11 (Topic: )
Refer to the partial Cisco IOS XR PE router configuration exhibit for supporting a Layer 3
MPLS VPN customer using EIGRP AS 20 as the CE-to-PE routing protocol.
[Cisco-642-889-7.0/Cisco-642-889-11_2.png]
The MPLS VPN customer is having problems receiving the EIGRP routes on the different
customer site CE routers. What is wrong with this configuration that is causing the
problem?
MPLS VPN customer using EIGRP AS 20 as the CE-to-PE routing protocol.
[Cisco-642-889-7.0/Cisco-642-889-11_2.png]
The MPLS VPN customer is having problems receiving the EIGRP routes on the different
customer site CE routers. What is wrong with this configuration that is causing the
problem?
A. The router eigrp command is referencing the wrong AS number.
B. The redistribute eigrp command is missing the metric transparent option.
C. The redistribute eigrp command is referencing the wrong AS number.
D. The redistribute bgp command is missing the subnets option.
E. The redistribute eigrp command is missing the subnets option.
Answer: C
Question #12 (Topic: )
Based on the Cisco IOS XR VRF configuration exhibit,
[Cisco-642-889-7.0/Cisco-642-889-13_2.png]
Which two data flows between the MPLS VPNs will be allowed? (Choose two.)
[Cisco-642-889-7.0/Cisco-642-889-13_2.png]
Which two data flows between the MPLS VPNs will be allowed? (Choose two.)
A. The CustomerA central site can communicate with the CustomerB central site.
B. The CustomerA central site can communicate with all CustomerA sites.
C. The CustomerA central site can communicate with all CustomerB sites.
D. The CustomerA sites can communicate with all CustomerB sites.
Answer: A,B
Question #13 (Topic: )
Which VPN technology uses the Group Domain of Interpretation as the keying protocol and
IPsec for encryption that is often deployed over a private MPLS core network?
IPsec for encryption that is often deployed over a private MPLS core network?
A. DMVPN
B. GET VPN
C. SSL VPN
D. L2TPv3
Answer: B
Question #14 (Topic: )
Which option is the correct command to define an interface as Layer 2 on the Cisco ASR
9000?
9000?
A. RP/0/RSP0/CPU0:R1(config)#int gigabitEthernet 0/6/0/0 l2transport
B. RP/0/RSP0/CPU0:R1(config)#int gigabitEthernet 0/6/0/0 layer2
C. RP/0/RSP0/CPU0:R1(config)#int gigabitEthernet 0/6/0/0 switchport
D. RP/0/RSP0/CPU0:R1(config)#int gigabitEthernet 0/6/0/0 xconnect
Answer: A
Question #15 (Topic: )
In which Cisco IOS XR configuration mode is the redistribute static command applied to
enable the redistribution of static VRF routes between the PE routers?
enable the redistribution of static VRF routes between the PE routers?
A. RP/0/RP0/CPU0:PE(config-router)#
B. RP/0/RP0/CPU0:PE(config-bgp)#
C. RP/0/RP0/CPU0:PE(config-bgp-vrf)#
D. RP/0/RP0/CPU0:PE(config-bgp-vrf-af)#
Answer: D
