Free Download Latest 2014 Pass4sure&Lead2pass Cisco 642-775 PDF (11-20)

QUESTION 11
Which command gathers information on BGP route instability in Cisco IOS XR Software?

A.    show ip bgp summary
B.    show bgp flap-statistics
C.    show ip bgp neighbors
D.    show bgp ip dampening

Answer: B

QUESTION 12
Which two statements correctly describe the IBGP split-horizon rule?

A.    Updates that are received on an EBGP session are forwarded to IBGP and EBGP.
B.    Updates that are received on an EBGP session are not back out the EBGP peers that are in the
same neighboring AS.
C.    Updates that are received on an IBGP session are forwarded to all EGBP peers
D.    Updates that are received on an IBGP session can be forwarded to other IBGP peers synchronization
is turned off.

Answer: AB

QUESTION 13
Which four BGP parameters can be tuned to influence BGP convergence time? (Choose four)

A.    scan time
B.    stuck in active timer
C.    advertisement interval
D.    keepalive interval
E.    holdtirne interval
F.    idle time

Answer: ACDE

QUESTION 14
Which statement accurately describes the BGP community filtering in Cisco IOS XR Software?

A.    can be configured for IBGP neighbors only
B.    can be configured for both IBGP and EBGP neighbors
C.    can be configured for EBGP neighbors only
D.    cannot be configured for IBGP or EBGP neighbors

Answer: B

QUESTION 15
If the network is experiencing high CPU usage that is caused by OSPF, which four options might you consider to reduce the CPU usage? (Choose four)

A.    Enable OSPF incremental Shortest Path First.
B.    Enable OSPF Shortest Path First throttling.
C.    Enable multiple OSPF areas.
D.    Enable auto-summary.
E.    Enable special OSPF area types (stub, totally stubby).
F.    Enable the “broadcast” OSPF network type.

Answer: ABCE

QUESTION 16
Refer to the exhibit. Two Cisco IOS routers that are configured with OSPF cannot establish adjacency. Examine the information that is collected from r1 and r2. Why cannot the adjacency be established?

A.    Network-type mismatch
B.    Different MTU
C.    Subnet mismatch
D.    Area ID mismatch

Answer: C

QUESTION 17
Refer to the exhibit. The NOC has informed you about a problem on a Gigabit Ethernet link between a newly installed CRS-1 that is running Cisco IOS XR Software and Cisco IOS router. These two routers cannot establish OSPF adjacency. When you connected to CRS-1, you noticed that the Gigabit Ethernet interface MTU is 1500. You must adjust the interface MTU on the Cisco IOS router.

Which MTU should you configure on the Cisco IOS router interface to match the MTU that is configured on the Cisco IOS XR software?

A.    1500
B.    1486
C.    1486
D.    1488

Answer: A

QUESTION 18
Which list does the SNMP object “ospflfTable” provide?

A.    Internet-facing routes
B.    IGP fast-timers
C.    OSPF-to-EGP mappings
D.    interfaces from the viewpoint of OSPF

Answer: D

QUESTION 19
Drag and Drop

Answer:

QUESTION 20
For a CRS-1 router that runs Cisco IOS XR Software Release 3.6.6 in an OSPF core. Which protocol or feature improves router availability and can operate independently of remote router protocol support?

A.    BFD
B.    NSF IETF
C.    NSR
D.    PIM
E.    IGMP
F.    MPLS LDP sync
G.    MPLS-TE FRR

Answer: C

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