QUESTION 31
Referring to the partial Cisco IOS-XR BGP configuration exhibit, when trying to commit this configuration, the following error is displayed:
% Failed to commit one or more configuration items during a pseudo-atomic operation. All changes made have been reverted. Please issue ‘show configuration failed’ from this session to view the errors.
What is wrong with the configuration?
A. IPv6 unicast routing has not been enabled globally using the ipv6 unicast-routing command
B. The configuration is missing the required network command
C. The update-source loopback 0 commands must be configured under the respective neighbor
address-family
D. The configuration is missing the address-family ipv4 unicast and address-family ipv6 unicast
commands under router bgp 65111
Answer: D
QUESTION 32
Which two of the following are true regarding the BGP Prefix-Based outbound route filtering feature? (Choose two.)
A. IP multicast routes are not supported.
B. Outbound route filtering is configured only on a per-address family basis.
C. Outbound route filtering can be configured for either iBGP or eBGP sessions.
D. The outbound route filter can be defined in a Prefix list, Distribute list or Access lists.
E. Outbound route filtering is more effective when a distance vector IGP is used.
Answer: AB
QUESTION 33
Refer to the Cisco IOS-XR route policy exhibit. Which statement correctly describes this route policy?
A. The pass action is required after each of the set community statements to make this route policy
functional.
B. If a route has both the 11:11 and 22:22 communities (or 44:44 and 22:22), the router adds the
55:55 community only.
C. If a route contains the 11:11 or 44:44 community, the router adds the 55:55 community and continues.
Additionally, if the same route also contains the 22:22 community, the router also adds another 77:77
community to the same route.
D. If a route only has the 22:22 community, then no community will be added by the router.
E. If a route only has the 11:11 or 44:44 community, then no community will be added by the router.
Answer: B
QUESTION 34
Refer to the BGP and route map configurations exhibit. When the “setas” route map is applied to the 10.1.1.2 neighbor, the 10.1.1.2 neighbor is not able to receive all the required BGP routes from this router. What could be the problem?
A. The BGP session was cleared using the clear ip bgp command after the route map was applied.
B. The test1 or test2 prefix-list is misconfigured.
C. There is no pass action configured within the route map.
D. The route map is missing the route-map setas permit 30 statement.
Answer: D
QUESTION 35
In Cisco IOS and Cisco IOS XE Software images, when redistributing routes from other routing protocols into OSPF, what is a common reason why some of the routes might not be redistributed into OSPF?
A. The OSPF external metric type (E1 or E2) is not defined.
B. The OSPF seed metric is not defined.
C. The OSPF level (Level 1, Level 2, or Level-1-2) to which the routes will be redistributed into is not defined.
D. The subnets option in the redistribute command is missing.
Answer: D
QUESTION 36
Refer to the exhibit. Based on the Cisco IOS XR route policy configuration, when redistributing OSPF routes into IS-IS, to which of the following does the “tag” value correspond?
A. The tag value represents the OSPF metric.
B. The tag value represents the IS-IS metric.
C. The tag value identifies a route or set of routes.
D. The tag value is used to match whether the IS-IS route is an external or internal IS-IS route.
E. The tag value represents the administrative distance.
Answer: C
QUESTION 37
When configuring Cisco IOS route maps, which command allows the route map processing to jump to another statement instead of exiting?
A. jump
B. next
C. set
D. continue
E. goto
Answer: D
QUESTION 38
Refer to the Cisco IOS route map configuration exhibit. Which two statements are correct? (Choose two.)
A. The match prefix-list condition is a logical OR: match prefix list PL1 OR PL2.
B. All match conditions are logical OR: match prefix list PL1 OR PL2 OR match the APACL1 AS path
access list.
C. The three match conditions are logical AND. match prefix list PL1 AND PL2 AND match the APACL1
AS path access list.
D. The local preference AND the metric will be set to 100 IF the route matches the PL1 OR PL2 prefix
list AND the route must also match the APACL1 AS path access list.
E. All routes that are not matched by the sequence 10 route map statement will be dropped.
Answer: AD
QUESTION 39
Refer to the route policies exhibit. Which five route policies will cause the routes to be dropped or passed? (Choose five)
A. route-policy one will cause the routes to be dropped.
B. route-policy two will cause the routes to be dropped.
C. route-policy three will cause the routes to be dropped.
D. route-policy four will cause the routes to be dropped.
E. route-policy five will cause the routes to be dropped.
F. route-policy one will cause the routes to be passed.
G. route-policy two will cause the routes to be passed.
H. route-policy three will cause the routes to be passed.
I. route-policy four will cause the routes to be passed.
J. route-policy five will cause the routes to be passed.
Answer: ACEGI
QUESTION 40
When using the Cisco IOS XR route policy language to define a logical if-then-else condition, which logical operator has the highest precedence?
A. AND
B. OR
C. NOT
D. IS
E. IN
Answer: C
If you want to pass Cisco 642-883 successfully, donot missing to read latest lead2pass Cisco 642-883 practice exams.
If you can master all lead2pass questions you will able to pass 100% guaranteed.
http://www.lead2pass.com/642-883.html
