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SRC Certification
4A0-C02
Nokia SRA Composite Exam Questions and Answers

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Viewing page 11 out of 13 pages

Viewing questions 151-165 out of questions

Questions # 151:

Click the exhibit.

Question # 151

Assume all router-IDs are properly configured, and link-local IPv6 addresses are used to establish the eBGP sessions. Which of the following is the MINIMAL configuration required on router A so that router B can exchange traffic with router D?

Question # 151

Options:

Option A

Option B

Option C

Option D

Answer

Questions # 152:

Click the exhibit.

Question # 152

Routers RR1 and RR2are route reflectors with clients R1x and R2x, respectively. Routers RR1

and RR2 are non-clients of each other, and router R1 is a non-client of both. Which of the following regarding BGP sessions in AS 65540 is TRUE?

Options:

Router R1must have at least one BGP session to each of routers R1x and R2x.

Routers R1, RR1 and RR2 must be fully meshed.

Routers R1x and R2x must have at least one BGP session between them.

Routers R1x as well as routers R2x must be fully meshed.

Answer

Questions # 153:

A router receives two routes from its neighbors: a route from OSPF for 10.0.0.0/24, and a route from BGP for 10.0.0.0/8. Both routes have reachable next hops. Which of the following is TRUE?

Options:

Only the BGP route is in the route table.

Both routes are in the route table.

None of the routes is in the route table.

Only the OSPF route is in the route table.

Answer

Questions # 154:

Click the exhibit.

Question # 154

Routers C and E are route reflectors. When the update for prefix 192.168.2.0/24 is received at router F, what will be the Originator_ID attribute?

Options:

The router ID of router A.

The router ID of router B.

The router ID of router C.

It will not be set.

Answer

Questions # 155:

Which of the following regarding BGP confederations is FALSE?

Options:

The entire confederation is viewed as a single AS by an eBGP peer.

Within a confederation, each member AS is considered as a stand-alone AS.

Member ASs within a confederation can use route reflection.

Member ASs must be fully meshed within a confederation.

Answer

Questions # 156:

Click the exhibit.

Question # 156

Considering that both routers C and D are advertising the eBGP learned prefix 10.5.0.0/16 into

ISP X, which of the following best describes the route advertisement within ISP X?

Options:

Router C sends the update to routers E and F only.

Router C sends the update to routers D, E and F.

Router C sends the update to routers A, B, E and F.

Router C sends the update to routers A, B, D, E and F.

Answer

Questions # 157:

An Alcatel-Lucent 7750 SR is configured with an export policy to redistribute its directly-connected networks into BGP. Which of the following databases contains the routes for these networks?

Options:

The routes are in the RIB-In.

The routes are in the Loc-RIB.

The routes are in the RIB-Out.

The routes are not in any of the BGP databases.

Answer

Questions # 158:

Which of the following is NOT a BGP message type?

Options:

Route-Refresh

OpenSent

Notification

Update

Keepalive

Answer

Questions # 159:

Which of the following best describes the relationship between locally configured policies and the direction of traffic?

Options:

Import policies affect the way the local AS receives traffic, while export policies affect the way it sends traffic.

Import policies affect the way the local AS sends traffic, while export policies affect the way it receives traffic.

Both import and export policies affect the way the local AS receives traffic, but not the way it sends traffic.

Both import and export policies affect the way the local AS sends traffic, but not the way it receives traffic.

Answer

Questions # 160:

Click the exhibit.

Question # 160

After router A receives the BGP update for the 10.3.3.0/24 prefix, which routers will the route be propagated to?

Options:

All routers with which it has a BGP session.

All routers with which it has a BGP session, except the router it received the update from, which is router B.

All routers with which it has a BGP session, except the router it received the update from, which is router C.

All routers with which it has a BGP session, except the router it received the update from, which is router D.

Only eBGP neighbors.

Answer

Questions # 161:

Click the exhibit.

Question # 161

Router R6 is a route reflector with clients R1, R2, R4 and R5. R4 receives three routes from router R6 and is configured with ECMP 3. Given the following BGP configuration on router R4, how many primary and backup paths will be present in router R4's BGP routing table?

Question # 161

Options:

Two primary paths and one backup path.

One primary path and two backup paths.

Three primary path and one backup path,

Three primary paths.

Answer

Questions # 162:

Click the exhibit.

Question # 162

Router R1 is a route reflector with clients R2, R5 and R6. Prefixes advertised by router R5 have a local preference of 200. Router R3 advertises the prefix 192.168.1.0/27 to routers R5 and R6.

Assuming that router R6 is configured with "advertise-external", what is the expected output of "show router bgp routes" when executed on router R1?

Question # 162

Options:

Option A

Option B

Option C

Option D

Answer

Questions # 163:

What is the result of configuring the following policy statement as a BGP import policy on the Alcatel-Lucent 7750 SR?

Question # 163

Options:

All BGP routes are rejected.

All BGP routes are accepted.

All routes matching prefix list "List-1" are rejected.

All BGP routes matching prefix list "List-1" are rejected.

Answer

Questions # 164:

Click the exhibit.

Question # 164

If router A originates a BGP route for prefix 192.168.0.1/27, what will the update contain when it reaches router B?

Options:

AS Path of 65200, Next Hop of router A, Origin of IGP.

AS Path of 65200, Next Hop of router A, Origin of incomplete.

Null AS Path, Next Hop of router A, Origin of IGP.

Null AS Path, Next Hop of router A, Origin of incomplete.

Answer

Questions # 165:

Click the exhibit.

Question # 165

Given that ISP 1 and ISP 2 are Tier 2 providers, and that ISP 3 and ISP 4 are Tier 1 providers, what is the most likely relationship between ISP 1 and the other ISPs?