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Exam Code: 642-997
Exam Name: Implementing Cisco Data Center Unified Fabric (DCUFI)
Certification Provider: Cisco

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If you are using NAT in your data center, which load balancing would you be likely to use within your GLBP configuration?

A.    none
B.    round-robin
C.    host dependent
D.    weighted

Answer: C

Which command specifies a load-balancing method based on the MAC address of a host where the same forwarder is always used for a particular host while the number of GLBP group members remains unchanged?

A.    load-balancing host-dependent
B.    load-balancing mac-pinning
C.    load-balancing round-robin
D.    load-balancing weighted

Answer: A

Which feature allows routing protocols to remain in the data path during a supervisor failover?

A.    Cisco Nonstop Forwarding
B.    Cisco Stateful Switchover
C.    Cisco Express Forwarding
D.    Cisco Route Processor Redundancy

Answer: A

Which two functions are enabled when you set up vPC+ at the FabricPath edge? (Choose two.)

A.    the ability to attach Cisco Fabric Extenders in FEX active/active mode
B.    the ability to stop all Layer 3 egress traffic
C.    the ability to attach servers to edge switches with port-channel teaming
D.    the ability to attach additional Classic Ethernet switches in vPC+ mode

Answer: AC

How does addition of bandwidth between spine and leaf switches in a FabricPath architecture get utilized?

A.    Links between the same set of switches are automatically added to a port channel.
B.    Adding additional bandwidth is handled dynamically using the 802.1AX protocol.
C.    Traffic is load shared automatically across the available paths to the destination.
D.    FabricPath uses hardware bonding of physical interfaces to form higher-speed links.

Answer: C

Which two advantages does FabricPath have over Spanning Tree in implementing a loop-free network topology design? (Choose two.)

A.    Blocked links can be brought in to service if active links fail.
B.    Convergence times are faster.
C.    Multipath forwarding is supported for unicast and multicast Layer 2 and Layer 3 traffic.
D.    Unknown unicast addresses are flooded in through the originating port.

Answer: BC

Which four statements about reserved VLANs in Cisco NX-OS are true? (Choose four.)

A.    The range of reserved VLANs cannot be changed.
B.    The number of reserved VLANs is 96.
C.    A change to the range of reserved VLANs can be performed only in the VDC default.
D.    A write-erase procedure restores the default reserved VLAN range.
E.    The number of reserved VLANs is 128.
F.    A reload is needed for changes to take place.
G.    The configuration must be saved for changes to take place.

Answer: CEFG

Which two RFCs are supported by Cisco NX-OS devices for OSPFv2? (Choose two.)

A.    RFC 2238
B.    RFC 1918
C.    RFC 1583
D.    RFC 2453
E.    RFC 2740

Answer: AC

Which action limits the maximum number of routes that are allowed in the routing table?

A.    Use a filter BGP.
B.    Use only static routes.
C.    Use the maximum routes command inside address family.
D.    Use a route map to filter routes.

Answer: C

Which three options of encryption are supported in PIM hello messages? (Choose three.)

A.    cleartext
B.    DES-SHA1
D.    Cisco Type 7
E.    RC4-SHA
F.    3DES

Answer: ADF

Which command is used to associate EID-to-RLOC for a LISP site?

A.    #feature lisp
B.    #ipv6 lisp itr
C.    #ip lisp database-mapping
D.    #ip lisp itr map-resolver

Answer: C

In OTV, how are the VLANs split when a site has two edge devices?

A.    They are configured manually by user.
B.    They are split in half among each edge device.
C.    They are split as odd and even VLAN IDs on each edge device.
D.    It is not possible to have two edge devices in same site.

Answer: C

Which statement about the MPLS feature set is true?

A.    It is not license dependent.
B.    It can be installed from any VDC.
C.    It can be enabled only in the default VDC.
D.    It must be installed from the default VDC.

Answer: D

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