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Q1. Which option can a network specialist use to configure connected route redistribution inside VRF "TEST" on Cisco IOS XR and allow only the prefix 10.10.10.0/24?
A. route-policy ALLOW-CONN
if destination in PERMIT_PREFIX then pass else
drop end-policy prefix-set PERMIT_PREFIX
10.10.10.0/24 end-set router bgp 65000
vrf TEST
rd 65000:10000
address-family ipv4 unicast
redistribute connected route-policy ALLOW-CONN
B. route-policy ALLOW-CONN if source in PERMIT_PREFIX then pass else
drop end-policy prefix-set PERMIT_PREFIX
10.10.10.0/24 end-set router bgp 65000
vrf TEST
rd 65000:10000
address-family ipv4 unicast
redistribute connected route-policy ALLOW-CONN
C. route-policy ALLOW-CONN if protocol is connected and source in PERMIT_PREFIX then pass else
drop end-policy prefix-set PERMIT_PREFIX
10.10.10.0/24 end-set router bgp 65000
vrf TEST
rd 65000:10000
address-family ipv4 unicast
redistribute connected route-policy ALLOW-CONN"
D. route-policy ALLOW-CONN if route-type is local and destination in PERMIT_PREFIX then pass
else
drop
end-policy prefix-set PERMIT_PREFIX
10.10.10.0/24 end-set router bgp 65000
vrf TEST
rd 65000:10000
address-family ipv4 unicast
redistribute connected route-policy ALLOW-CONN
Answer: A
Q2. Which configuration is used when matching a prefix-list <name> in a route map?
A. match ip address prefix-list mylist
B. match ip address mylist
C. match ip next-hop mylist
D. ip local-policy route-map mylist
E. ip-policy route-map mylist
Answer: A
Q3. Which three valid session commands are supported by peer session templates? (Choose three.)
A. local-as
B. as-override
C. inherit peer-session
D. inherit peer-policy
E. disable-connected-check
F. route-reflector-client
Answer: A,C,E
Q4. What are three common problems that can cause a BGP neighbor state to toggle between the idle state and the active state? (Choose three.)
A. BGP network command misconfiguration
B. route policy misconfiguration
C. AS number misconfiguration
D. route map misconfiguration
E. BGP neighbor peering to wrong IP address
F. IGP routing problem: not able to reach the source IP address of the BGP open packet
Answer: C,E,F
Q5. In comparing IS-IS with OSPF, a Level-1-2 IS-IS router is similar to which kind of OSPF router?
A. ASBR on a normal OSPF area
B. ASBR on NSSA
C. ABR on totally stubby OSPF area
D. ABR on stubby OSPF area
E. ABR on a normal OSPF area
Answer: C
Q6. Which AS path access list is used by a multihomed customer to only announce their own address space to their service providers to prevent the multihomed customer from becoming a transit AS?
A. ip as-path access-list permit.*
B. ip as-path access-list permit^$
C. ip as-path access-list permit _$
D. ip as-path access-list permit _^
E. ip as-path access-list permit local-as ip as-path access-list deny *
F. ip as-path access-list deny.* ip as-path access-list permit *
Answer: B
Explanation:
C:Documents and Settingsuser-nwzDesktop1.JPG
Q7. Which option is a tool that is used to ensure that BGP AS does not become a transit AS?
A. as-path filter-list
B. local-preference
C. ttl-security
D. confederations
Answer: A
Q8. When using the Cisco IOS-XR show bgp command to examine the BGP table, the Metric value being displayed is used to represent which BGP attribute?
A. Weight
B. Local Preference
C. MED
D. Cost Community
Answer: C
Q9. A network engineer cannot connect different routers by eBGP using peer groups. Which two actions establish an adjacency between both routers? (Choose two.)
A. Ensure that the peer group statements match across all routers.
B. Ensure that ebgp-multihop is configured.
C. Ensure that the remote-as statement is configured with the correct peer AS.
D. Configure a weight value that is lower than the default value of 32768.
E. Specify the weight attribute first.
Answer: B,C
Q10. When redistributing routes into OSPF, which kind of routes will be redistributed by default on Cisco IOS XR Software but will not be automatically redistributed by default on Cisco IOS Software and Cisco IOS XE Software?
A. Type 1 external routes
B. Type 2 external routes
C. subnetted routes
D. /32 host routes
E. tagged static routes
Answer: C
Explanation:
C:Documents and Settingsuser-nwzDesktop1.JPG