New 640-878 exam questions from PassLeader 640-878 dumps! Welcome to download the newest PassLeader 640-878 VCE and PDF dumps: http://www.passleader.com/640-878.html (140 Q&As)
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QUESTION 41
On Cisco IOS XR software, which two of the address-family command options in IS-IS configuration mode are valid? (Choose two)
A. address-family clns
B. address-family ipv4 unicast
C. address-family ipv6 unicast
D. address-family vpnv4
E. address-family vpnv6
Answer: BC
QUESTION 42
On Cisco routers, the address-family configuration command in BGP configuration mode is used to enable which BGP feature?
A. BGP route policy
B. multiprotocol BGP
C. BGP policy accounting
D. BGP communities
Answer: B
QUESTION 43
Your switch network has been configured to support multiple VLANs. In order for the users on one VLAN to communicate with users on another VLAN, which additional configuration is required?
A. Enable a routing protocol like EIGRP on a router or on a Layer 3 capable switch
B. Enable inter-VLAN routing on a router or on a Layer 3 capable switch
C. Enable a switch virtual interface on the router, using the interface vlan global configuration command
D. Enable a switch virtual interface on the switch, using the encapsulation dot1q
E. subinterface configuration command
F. Enable IP routing on a Layer 2 switch
Answer: B
QUESTION 44
Within an MPLS domain, which table is used by the label switch routers to make forwarding decisions when a labeled packet is received?
A. FIB
B. RIB
C. LFIB
D. LIB
E. CEF
Answer: C
QUESTION 45
On Cisco IOS XR software, what is the default commit option?
A. best-effort
B. psuedo-atomic
C. replace
D. force
Answer: B
QUESTION 46
Refer to the show command exhibit. Which statement is true?
A. It shows the result of the target configuration merged with the running configuration.
B. It shows the contents of the uncommitted configuration.
C. It shows the contents of the failed configuration.
D. It shows the contents of the running configuration.
Answer: B
QUESTION 47
When configuring a new VLAN on Cisco IOS switches, which configuration parameter is required?
A. VLAN name
B. native VLAN ID
C. VLAN ID
D. VLAN map
E. VLAN MTU
Answer: C
QUESTION 48
What is a requirement for performing Cisco IOS ISSU on the Cisco IOS XE-based ASR 1006 and ASR 1013 routers?
A. must use consolidated package mode
B. must use subpackage mode
C. must have redundant RPs
D. must have owner and nonowner SDRs
Answer: C
QUESTION 49
Refer to the partial Cisco IOS router configuration exhibit. Which statement is true?
A. To support the subinterface configuration, the Fa0/0 main interface configuration is missing the encapsulation dot1Q command.
B. The Fa0/0 interface/subinterfaces are configured correctly to operate as a trunk port to provide inter-VLAN routing for three VLANs (VLANs 1, 2, and 3).
C. To provide inter-VLAN routing, the Fa0/0.1, Fa0/0.2 and Fa0/0.3 subinterface configuration is missing the encapsulation dot1Q vlan-id subinterface configuration command.
D. To provide inter-VLAN routing, the router is missing the vlan 1, vlan 2, and vlan 3 global configuration commands.
Answer: C
QUESTION 50
Refer to the partial Cisco IOS XR BGP configuration exhibit. Which two statements are true? (Choose two)
A. This router uses its Loopback 0 interface IP address when establishing BGP peering with the 10.2.1.1 router.
B. This router uses its Loopback 0 interface IP address when establishing BGP peering with the 192.168.101.11 router.
C. Test1 refers to a route policy that is defined using the RPL.
D. Both the IBGP and EBGP sessions will be authenticated.
E. The IBGP session is missing the mandatory route-policy configuration.
Answer: AC
New 640-878 exam questions from PassLeader 640-878 dumps! Welcome to download the newest PassLeader 640-878 VCE and PDF dumps: http://www.passleader.com/640-878.html (140 Q&As)
P.S. Free 640-878 dumps are available on Google Drive shared by PassLeader: https://drive.google.com/open?id=0B-ob6L_QjGLpU3VHYVJYeUFmQlk