Weekend Sale Limited Time 70% Discount Offer - Ends in 0d 00h 00m 00s - Coupon code: xmas50

Nokia 4A0-C02 - Nokia SRA Composite Exam

Nokia 4A0-C02 Premium Access     Download Demo    
Page: 3 / 13
Total 639 questions

Router R1, in AS 65540, has the export policy shown below. It advertises an aggregate route to eBGP peer router R2 in 65550. What is the AS Path of the aggregate route received by router R2?

A.

65540

B.

65540 1

C.

65540 65540

D.

65550 65540

A router in AS 65100 receives three routes for 138.120.0.0/16. The first route has an AS Path of 65200 65400 65300 and a local preference of 150. The second route has an AS Path of 65200 65300 and a local preference of 100. The third route has an AS path of 65600 65300 and a local preference of 200. Which route will appear in the RIB-In?

A.

Only the first route will appear in the RIB-In.

B.

Only the second route will appear in the RIB-In.

C.

Only the third route will appear in the RIB-In.

D.

All routes will appear in the RIB-In.

The following policies are configured and exported using "export "Policy-1" "Policy-2"". Assuming both "Client-1" and "Client-2" are properly defined on the router, which routes are advertised?

A.

Client-1 routes only.

B.

Client-2 routes only.

C.

Client-1 and Client-2 routes.

D.

Neither Client-1 nor Client-2 routes.

Assuming that "client1" and "client2" are directly-connected networks, what is the result of executing the following BGP policy?

A.

"client2" routes will be tagged with communities "West" and "North".

B.

"client2" routes will be tagged with communities "West", "North" and "South".

C.

"client2" routes will be tagged with community "West".

D.

"client2" routes will be tagged with community "South".

Click the exhibit.

AS 65540 routers are iBGP fully-meshed. Prefixes advertised by router R2 have a local preference of 200. Router R1 advertises the prefix 192.168.1.0/27 to routers R2 and R3. Assuming that router R3 is configured with "advertise-external", what is the expected output of "show router bgp routes" when executed on router R4?

A.

Option A

B.

Option B

C.

Option C

D.

Option D

Click the exhibit.

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

A.

AS Path of 65200, local-preference of 100.

B.

AS Path of 65200, local-preference of None.

C.

Null AS Path, local-preference of 100.

D.

Null AS Path, local-preference of None.

What is the purpose of configuring a triggered-policy on an Alcatel-Lucent 7750 SR?

A.

Policy changes are delayed until the peer router with the affected routes reboots.

B.

Policy changes are delayed until route updates for affected BGP routes are received from peers.

C.

Policy changes are delayed until BGP sessions are cleared or BGP is reset.

D.

Policy changes are delayed until the router reboots.

Which of the following regarding the withdrawal of routes from one BGP speaker to another is

TRUE?

A.

An update message is used. Only a single prefix can be withdrawn at a time.

B.

An update message is used. Multiple prefixes can be withdrawn at a time.

C.

A withdraw message is used. Only a single prefix can be withdrawn at a time.

D.

A withdraw message is used. Multiple prefixes can be withdrawn at a time.

Which of the following is TRUE if the local state of BGP is OpenConfirm?

A.

The local system has received a Keepalive message and is ready to exchange updates.

B.

The local system is exchanging Update messages with its neighbor.

C.

The local system has sent a Keepalive message to its neighbor and is waiting to receive one back.

D.

The local system has sent an Open message to its neighbor and is waiting to receive one back.

Which of the following statements regarding BGP route selection is TRUE?

A.

Lower local preference is preferred over higher local preference.

B.

Higher MED is preferred over lower MED.

C.

Higher origin code is preferred over lower origin code.

D.

Lower BGP router ID is preferred over higher BGP router ID.

An Alcatel-Lucent 7750 SR receives a route from an iBGP peer with a MED value of 500. What

MED value is sent to eBGP peers?

A.

100

B.

The IGP cost

C.

500

D.

None

Click the exhibit.

Assuming a full iBGP mesh in ISP 1, how does router R1 in ISP 1 handle a BGP update received from ISP 2?

A.

The update is sent to router R2 in ISP 1.

B.

The update is sent to routers R2 and R3 in ISP 1.

C.

The update is sent to all routers in ISP 1.

D.

The update is sent to routers R2 and R3 in ISP 1, and to router R3 in ISP 2.

Which of the following is NOT a BGP message type?

A.

Route-Refresh

B.

OpenSent

C.

Notification

D.

Update

E.

Keepalive

What will happen if an update is received with an unrecognized optional non-transitive attribute?

A.

The router will accept the update and send a notification.

B.

The router will not accept the update and send a notification.

C.

The router will accept the update and ignore the attribute.

D.

The router will accept the update and propagate the attribute.

Click the exhibit.

Assuming router A is configured with "next-hop-self", what does the BGP update for prefix 192.168.0.1/27 contain when it arrives at router B?

A.

AS Path of 65200 65100, Next Hop of router A.

B.

AS Path of 65200 65100, Next Hop of router E.

C.

AS Path of 65100, Next Hop of router A.

D.

AS Path of 65100, Next Hop of router E.