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4A0-C01 Practice Questions

Nokia NRS II Composite Exam

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Total Questions : 852

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Question # 41

Given the NSAP address of 49.0012.1234.1234.1234.00, what area does the IS-IS router reside in?

Options:

A.  

49.0012.1234

B.  

49.0012

C.  

12.1234

D.  

1234

E.  

49.1234

Discussion 0
Question # 42

What are some of the characteristics of Alcatel-Lucent's implementation of non-stop routing? (Choose two)

Options:

A.  

No protocol extensions required

B.  

Only supported by OSPF and IS-IS

C.  

Transparent to routing neighbors

D.  

Uses Graceful Restart to inter-operate with other vendors

Discussion 0
Question # 43

Click the exhibit button.

Question # 43

Router R2 advertises the network 192.168.3.0/24 to router R1 via RIP.

How can router R1 ensure that it discards the route?

Options:

A.  

Use an import policy and a prefix list on router R1 to reject this route.

B.  

Use a prefix list on router R1 to discard all ingress IS-IS routes.

C.  

Use an export policy and prefix list on router R1 to reject this route.

D.  

This is not possible because RIP cannot use import policies.

Discussion 0
Question # 44

An Alcatel-Lucent 7750 SR receives a route via an IS-IS LSP with internal reach ability, and receives the same route via an OSPF type 5 LS

A.  

If al protocol preferences are default, which route will be installed in the route table?

Options:

A.  

The route learned via IS-IS will be installed.

B.  

The route learned via the OSPF type 5 LSA will be installed.

C.  

Both routes will be installed, if ECMP is enabled.

D.  

Both routes will be installed, regardless of whether ECMP is enabled.

Discussion 0
Question # 45

An OSPF router receives an update in which the sequence number, age, and checksum are the same as the entry already in the topological database. What action is taken by the router?

Options:

A.  

The link state information is not populated in the database but is forwarded to all neighbors

B.  

The link state information already in the database is overwritten and the age is reset

C.  

The link state information is not populated in the database and an acknowledgement is sent

D.  

The link state information is regarded as old and nothing is done.

Discussion 0
Question # 46

Which of the following correctly lists the 5 OSPF packet types?

Options:

A.  

Hello, link state update, link state packet, link State acknowledgement, database description.

B.  

Link state update, link state refresh, link state acknowledgement, database description, notification.

C.  

Hello, link state refresh, link state update, link state acknowledgement, link state authentication.

D.  

Hello, link state update, link state request, link state acknowledgement, database description.

Discussion 0
Question # 47

What is the value of the protocol discriminator used to denote IS-IS protocol information?

Options:

A.  

89

B.  

87

C.  

85

D.  

83

Discussion 0
Question # 48

When a router receives an IP packet, but does not find a match in the routing table for the destination IP address, what actions are performed by the router?

Options:

A.  

The packet is flooded out all router interfaces.

B.  

The packet is dropped and an ICMP unreachable message is sent back to the source.

C.  

The packet is silently discarded.

D.  

The packet is flooded out all interfaces and an ICMP unreachable message is sent.

Discussion 0
Question # 49

Click the exhibit button.

Question # 49

What is the command to configure a static route on the Alcatel-Lucent 7750 SR router R1 to reach the network behind router R2?

Options:

A.  

configure router static-route 139.120.121.0/24 next-hop 138.120.199.2

B.  

configure router static-route 139.120.121.0/24 next-hop 138.120.199.1

C.  

configure router static-route 138.120.199.2/24 next-hop 138.120.199.1

D.  

configure router static-route 139.120.121.0/24 next-hop 139.120.121.2

Discussion 0
Question # 50

Click the exhibit button.

Question # 50

In the topology shown, router R1 is an ASBR configured to export external routes to OSP

F.  

Assuming that there are no stub networks, which of the following statements regarding type 4 LSA generation is true?

Options:

A.  

Router R1 generates a type 4 LSA that is flooded to areas 0, 1, and 2.

B.  

Router R3 generates a type 4 LSA that is flooded to areas 0, 1, and 2.

C.  

Router R3 generates a type 4 LSA that is flooded to areas 0 and 2.

D.  

Router R3 generates a type 4 LSA that is flooded to area 0, and router R6 generates a type 4 LSA that is flooded to area 2.

Discussion 0
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