Pass the Cisco CCNP Service Provider 300-510 Questions and answers with CertsForce

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Questions # 21:

Question # 21

Refer to the exhibit. An engineer is troubleshooting an issue with traffic steering using the color-only automated steering mechanism. BGP is failing to automatically steer traffic into an SR policy with the given color of a route, regardless of the next hop. The layer 2 configuration is correct, and the physical connection between the devices is working normally. Whch additional command sequence must the engineer add to correct the issue?

Question # 21

Options:

A.

Option A


B.

Option B


C.

Option C


D.

Option D


Expert Solution
Questions # 22:

Question # 22

Refer to the exhibit. Customers A and C are experiencing packet drops when connecting to the application server While troubleshooting the problem the network engineer confirms that the IS-lS Level- 1/2 adjacency is up between routers A B C. and D and both customers can communicate with the database server without packet loss Which action must the engineer take to resolve the issue?

Options:

A.

Advertise the application server subnet in the router D IS-IS database


B.

Advertise a static default route to the router B IS-IS database.


C.

Leak the 172, 17.10/24 route in the IS-IS databases on routers A and C.


D.

Leak the customer A and customer C subnets in the router A IS-IS database.


Expert Solution
Questions # 23:

Refer to the exhibit.

Question # 23

The UserA device fails to recede IPTV streaming traffic from the source While debugging the issue a network engineer finds that routers RB and RC receive the multicast traffic normally RC receives subscription messages from UserA to join the IPTV stream Which action must the engineer lake on router RA to correct this problem?

Options:

A.

Configure ip pim ssm with ip igmp version 2 on interface GigabitEthernet 1/0.


B.

Remove the ip pim ssm default configuration and replace it with ip pim rp-address 10.10.1.3


C.

Change ip igmp version 2 to ip igmp version 3 on interface GigabitEthernet 1/0.


D.

Configure ip pim bidir-enable in global mode and add ip pim rp-address 10.10.10.3


Expert Solution
Questions # 24:

Refer to the exhibit.

Question # 24

A network operator wants to expand the segment routing global block in upcoming

maintenance. The operator must ensure that the changes to the segment routing global block have no adverse impacts on the prefix-sid associated with the loopback0 interface used within the OSPF domain.

Which command can the operator use to enforce R2 to have a strict prefix-sid assignment to loopback0?

Question # 24

Options:

A.

Option A


B.

Option B


C.

Option C


D.

Option D


Expert Solution
Questions # 25:

Which two BGP route reflector attributes should be implemented to prevent routing loops? (Choose two)

Options:

A.

CLUSTER_ID


B.

ORIGINATOR_ID


C.

CLUSTER_LIST


D.

COMMUNITY


E.

AS_PATH


Expert Solution
Questions # 26:

Which expression, when used with the as-path-set command, matches the AS path attribute of the route?

Options:

A.

neighbor-is


B.

dfa-regtex


C.

ios-regex


D.

Length


Expert Solution
Questions # 27:

Refer to the exhibit.

Question # 27

An engineer is troubleshooting an OSPF issue. Router 1 has a neighbor relationship with

router 2. Only router 1 classful EIGRP routes can be seen on router 2. In order for all EIGRP routes to be redistributed correctly, which action should be taken?

Options:

A.

Router 1 must have the keyword subnets included in the redistribution command for all EIGRP routes to be redistributed.


B.

Router 1 must remove the AS number 1 from the redistribution command for all EIGRP routes to be redistributed.


C.

Router 1 must have the keyword ospf-metric included in the redistribution command for all EIGRP routes to be redistributed.


D.

Router 1 must have the keyword metric-type 1 included in the redistribution command for all EIGRP routes to be redistributed.


Expert Solution
Questions # 28:

What are the two characteristics of route reflectors? (Choose two.)

Options:

A.

If a router received an iBGP route with the originator-ID attribute set to its owm router ID, the route is discarded.


B.

Routes received from nonclient peers are reflected to route reflector clients as well as nonclient peers.


C.

Routes received from nonclient peers are reflected to route renector cluster as well as OSPF peers.


D.

If a route reflector receives a route with a cluster-list attribute containing a different cluster ID, the route is discarded.


E.

Routes received from a route reflector Client are reflected to other clients and nonclient peers.


Expert Solution
Questions # 29:

Refer to the exhibit.

Question # 29

Router 1 is connected to router 2 on interface TenGigE0/1. Which interface provides the

alternate path to 172.16.200.9/32 when the link between router 1 and router 2 goes down?

Options:

A.

TenGigE0/1 interface provides the alternate path


B.

A backup path must be statically installed


C.

TenGigE0/2 interface provides the alternate path


D.

A primary path must be manually installed


Expert Solution
Questions # 30:

What is one of the purposes of a default Multicast Distribution Tree?

Options:

A.

to offload traffic from data MDT


B.

to define the RP for PIM sparse mode and the different leafs


C.

to support control traffic between different VRFs


D.

to handle high-bandwidth source streams


Expert Solution
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