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Q1. Which three statements regarding the BGP operations are correct? (Choose three)
A. PE5 will set the local preferences 200 on all the prefixes sent to CE5
B. PE5 will set the local preference to 200 on all the prefixes learned from CE5
C. CE5 has received 5 prefixes from the PE5 EBGP peer
D. CE5 has the BGP scan interval set to 30 seconds E. CE5 is announcing the 192.168.55.0/24 prefix via EBGP to the PE5 EBGP peer
F. The AS-Path to reach the 209.165.202.128/27 prefix from CE5 is: 64500 64497 64498
Answer: C,E,F #sh ip bgp | be Network #sh ip bgp #show ip bgp neighbors
Q2. On Cisco IOS-XR, which BGP configuration group allows you to define address-family independent commands and address-family dependent commands for each address family?
A. neighbor-group
B. session-group
C. af-group
D. peer-group
Answer: A
Q3. The following Cisco IOS-XR configuration command will globally enable which multicast process(es) on the router?
RP/0/RP0/CPU0:router(config)# multicast-routing
A. IGMP only
B. PIM only
C. IGMP and MLD only
D. PIM and IGMP only
E. PIM and IGMP and MLD
Answer: E
Q4. With IPv6 multicast, which feature can be used as a replacement method for static RP configuration?
A. PIM Snooping
B. MLD
C. MLD Snooping
D. Embedded RP
E. DHCPv6
Answer: D
Q5. Which multicast routing protocol is most optimal for supporting many-to-many multicast applications?
A. PIM-SM
B. PIM-BIDIR
C. MP-BGP
D. DVMRP
E. MSDP
Answer: B
Q6. RAG DROP
Answer:
The amount of time for the penalty to decrease to one-half of its current value - 60 Suppress a route when its penalty exceeds this value - 2400 If a flapping route penalty decreases and falls below this value , the route is unsuppressed - 600 The maximum time a route can be suppressed - 240
Q7. Referring to the topology diagram show in the exhibit,
Which three statements are correct regarding the BGP routing updates? (Choose three.)
A. The EBGP routing updates received by R1 from R5 will be propagated to the R2, R4, and R7 routers
B. The EBGP routing updates received by R3 from R6 will be propagated to the R2 and R4 routers
C. The EBGP routing updates received by R1 from R5 will be propagated to the R2 and R4 routers
D. The IBGP routing updates received by R3 from R2 will be propagated to the R6 router
E. The IBGP routing updates received by R2 from R1 will be propagated to the R3 router
F. The IBGP routing updates received by R1 from R4 will be propagated to the R5, R7, and R2 routers
Answer: A,B,D
Q8. On Cisco IOS-XR, which BGP process can be distributed into multiple instances?
A. BGP process manager
B. BGP RIB process
C. BGP speaker process
D. BGP scanner process
E. BGP dampening process
Answer: C
Q9. When enabling interdomain multicast routing, which two statements are correct? (Choose two.)
A. Multiprotocol BGP is used instead of PIM SM to build the intradomain and interdomain multicast distribution trees
B. Use MSDP to enable the RPs from different domains to exchange information about active multicast sources
C. MSDP SA packets are sent between the multiprotocol BGP peers
D. Noncongruent unicast and multicast topologies can be supported using multiprotocol BGP
Answer: B,D
Q10. Assume that the R1 router is enabled for PIM-SM and receives a multicast packet sourced from 172.16.1.100, and the R1 router has multicast receivers on the Gi0/1, Gi0/2, Gi0/3 and Gi0/4 interfaces.
The multicast packet from the 172.16.1.100 source must arrive on which interface on the R1 router for it to be forwarded out the other interfaces?
A. Gi0/1
B. Gi0/2
C. Gi0/3
D. Gi0/4
E. Gi0/1 or Gi0/2 or Gi0/3 or Gi0/4
F. Gi0/2 or Gi0/3
G. Gi0/1 or Gi0/4
Answer: A