Summer Special - 65% Discount Offer - Ends in 0d 00h 00m 00s - Coupon code: c4sdisc65

4A0-101 PDF

$38.5

$109.99

3 Months Free Update

  • Printable Format
  • Value of Money
  • 100% Pass Assurance
  • Verified Answers
  • Researched by Industry Experts
  • Based on Real Exams Scenarios
  • 100% Real Questions

4A0-101 PDF + Testing Engine

$61.6

$175.99

3 Months Free Update

  • Exam Name: Alcatel-Lucent Interior Routing Protocols and High Availability
  • Last Update: Jun 22, 2024
  • Questions and Answers: 315
  • Free Real Questions Demo
  • Recommended by Industry Experts
  • Best Economical Package
  • Immediate Access

4A0-101 Engine

$46.2

$131.99

3 Months Free Update

  • Best Testing Engine
  • One Click installation
  • Recommended by Teachers
  • Easy to use
  • 3 Modes of Learning
  • State of Art Technology
  • 100% Real Questions included

4A0-101 Practice Exam Questions with Answers Alcatel-Lucent Interior Routing Protocols and High Availability Certification

Question # 6

Click on the exhibit.

4A0-101 question answer

If router R2 re-distributes the IS-IS route 192.168.3.0/24 into OSPF, router R3 will receive two routes to 192.168.3.0/24 Assume that all IS-IS routers are L1/L2 capable and are in the same area.

What will be the preference of the two routes?

A.

OSPF internal preference and IS-IS Level 1 internal preference.

B.

OSPF internal preference and IS-IS Level 1 external preference.

C.

OSPF external preference and IS-IS Level 1 internal preference.

D.

OSPF external preference and IS-IS Level 2 internal preference.

E.

OSPF external preference and IS-IS Level 1 external preference.

Full Access
Question # 7

Which component of the Alcatel-Lucent 7750 SR is in charge of performing the longest prefix match lookup on packets that arrive on the physical interfaces?

A.

CPM

B.

MDA

C.

Switch Fabric

D.

IOM

Full Access
Question # 8

Which of the following about Type 4 LSAs is FALSE?

A.

A Type 4 LSA is not generated in a single area AS.

B.

A Type 4 LSA is generated by the ABRs of the area that contains the ASBR.

C.

A Type 4 LSA advertises the external networks connected to the ASBR.

D.

A Type 4 LSA is not flooded in the area that contains the ASBR.

Full Access
Question # 9

Which of the following is a characteristic of OSPFv2 that was NOT preserved in OSPFv3?

A.

LSA flooding mechanism.

B.

Totally stubby areas.

C.

MD5 authentication.

D.

DR and BDR election.

Full Access
Question # 10

Click on the exhibit.

4A0-101 question answer

A static route has been configured on router R1 to reach the PC at 139.120.121.2. What else is required to make the ping succeed?

A.

A default route on router R2 to router R1.

B.

A default route on the PC to router R2.

C.

A static route on the PC to router R2 and a static route on router R2 to the PC.

D.

A default route on router R1 to router R2.

Full Access
Question # 11

Click on the exhibit.

4A0-101 question answer

Which of the following best describes the format of data traffic sent to the server as it exits from the PC?

A.

The destination IP address will be the system IP address of router R1 and the destination MAC address will be the MAC address of the router R1 port connected to the PC.

B.

The destination IP address will be the IP address of the router R1 port connected to the PC and the destination MAC address will be the MAC address of the router R1 port connected to the PC.

C.

The destination IP address will be the IP address of the server and the destination MAC address will be the MAC address of the server.

D.

The destination IP address will be the IP address of the server and the destination MAC address will be the MAC address of the router R1 port connected to the PC.

Full Access
Question # 12

Why does IPv6 not use ARP?

A.

The ARP functionality has been replaced by the Neighbor Discovery protocol.

B.

The ARP functionality is not needed due to the increased IPv6 address space.

C.

ICMPv6 reduced its role to connectivity checking and auto-configuration only.

D.

ICMFV6 replaced the ARP functionality with Multicast Listener Discovery (MLD).

Full Access
Question # 13

An OSPF backbone area contains Type 5 LSAs. If an attached area receives only Summary LSAs from the backbone area, what type of area is the attached area?

A.

Normal

B.

Stub

C.

Totally stubby

D.

Totally NSSA

Full Access
Question # 14

Which of the following regarding the IS-IS CSNP is FALSE?

A.

CSNPs are used to maintain consistency in the Link-State database.

B.

CSNPs are advertised before an adjacency is formed with another router.

C.

There are two types of CSNPs: Level 1 and Level 2.

D.

The CSNP lists the LSPs in the router's database

Full Access
Question # 15

Which of the following best describes the forwarding of a IPv6 packet that has a destination anycast address?

A.

It is sent to all nodes on the local link.

B.

It is sent to all nodes on the local network.

C.

It is sent to all nodes that have joined the anycast group.

D.

It is sent to the nearest node that is assigned the anycast address

E.

It is sent to all nodes that are assigned the anycast address.

Full Access
Question # 16

What are the three databases that are maintained by a link-state protocol?

A.

Neighbor, adjacency, routing.

B.

Neighbor, topology, forwarding.

C.

Topology, routing, forwarding.

D.

Topology, forwarding, traffic classification.

E.

Neighbor, adjacency, forwarding.

Full Access
Question # 17

Which of the following describes the purpose of 6over4 tunneling?

A.

To give IPv6 traffic preferential routing over IPv4 routes.

B.

To allow core routers running only IPv6 protocols to carry IPv4 traffic.

C.

To give IPv4 only routers the ability to route based on IPv6 addresses.

D.

To allow IPv6 traffic to pass through an IPv4 network.

Full Access
Question # 18

An Alcatel-Lucent 7750 SR has a port with the MAC address of 00;03:FA:AC:77: AF. The port is bound to an interface. If IPv6 is then enabled on that interface .what will the link-local address be?

A.

FE80::203:FAFF:FEAC:77AF/64

B.

2000::203:FAFFFEAC:77AF/64

C.

FE80::3FAFF:FEAC:77AF/64

D.

FC00::203:FAFF:FEAC:77AF/64

E.

FC00::3:FAFF:FEAC:77AF/64

Full Access
Question # 19

Which of the following is FALSE about the databases used by a link-state routing protocol in a single area routing domain?

A.

The link-state database has local topology information from all the routers.

B.

The adjacency database contains all the links between all the routers.

C.

The forwarding database contains the next hop for all known prefixes.

D.

The link-state database is the same for all routers.

Full Access
Question # 20

Click on the exhibit.

4A0-101 question answer

All ports in the network are operationally up and have a speed of 1Gbps.

Which of the following is TRUE?

A.

Data traffic from network 192.168.1.0/24 to 192.168.3.0/24 will be forwarded through router R2.

B.

Data traffic from network 192.168.3.0/24 to 192.168.1.0/24 will be forwarded through router R2.

C.

The system interface of routers R1 and R3 must be included into OSPF for traffic to flow between the 192.168.1.0/24 and 192.168.3.0/24 networks.

D.

The OSPF adjacency between router R1 and router R3 is operationally down.

Full Access
Question # 21

Click on the exhibit.

4A0-101 question answer

Router R1 learns the network 192.168.3.0/24 from IS-IS. Given the OSPF configuration shown, why isn't the 192.168.3.0/24 route in router R3's route table?

A.

The route policy should be applied as an import policy.

B.

The route policy should say "from protocol isis" instead of "from protocol direct".

C.

The ASBR configuration should be removed.

D.

The interface between routers R1 and R3 must be in OSPF area 0.

Full Access
Question # 22

Which of the following is FALSE regarding link-state protocols?

A.

Each router constructs its own link-state database with updates received from neighbors.

B.

When a router performs an SPF computation, it sends the results to its neighbors.

C.

An SPF computation is done by each router to determine the best path to destination prefixes

D.

The link-state database is identical for all routers in a single area routing domain.

Full Access
Question # 23

What is the primary purpose of variable length subnet masks (VLSM)?

A.

To reduce the size of each routing update.

B.

To allow interoperability between routing protocols.

C.

To allow different subnet masks for different subnets.

D.

To reduce the size of the routing table.

Full Access
Question # 24

Click on the exhibit.

4A0-101 question answer

Router R2 learns the networks shown from IS-IS. Router R2 is configured to redistribute routes from IS-IS to OSPF as shown. Assume the OSPF and IS-IS adjacencies are operational.

How many OSPF Type 5 LSAs will router R1 receive from router R2?

A.

0

B.

1

C.

2

D.

3

E.

4

Full Access
Question # 25

A router running a link-state protocol sends an update to a neighbor. The neighbor sends an update back.

Why would the neighbor do this?

A.

The neighbor's link-state database has newer information than what it received in the update.

B.

The neighbor sends the update as an acknowledgement.

C.

The neighbor's update indicates that it has run out of space in its LSDB.

D.

The neighbor's update indicates that the sequence number received is the same as the one already in its link-state database.

Full Access
Question # 26

Which LSA type is not found in point-to-point only OSPF networks?

A.

Type 1 Router LSA

B.

Type 2 Network LS A

C.

Type 3 Summary LSA

D.

Type 5 External LSA

Full Access
Question # 27

A new router is added to a broadcast network. What is used by IS-IS as the tie breaker for selecting the DIS if the priorities are the same?

A.

The router with the highest system ID.

B.

The router with the highest loopback address.

C.

The Hello packet with the highest sequence number.

D.

The existing DIS remains the DIS.

E.

The router with the highest interface MAC address.

Full Access
Question # 28

Click on the exhibit.

4A0-101 question answer

Given the contents of the LSPs from routers R1 and R2, which of the following is TRUE?

A.

Router R1 summarizes the prefixes from router R3 as 192.168.0.0/16 and router R2 does not summarize the prefixes.

B.

Router R1 does not summarize the prefixes from routers R3 and R2 summarizes them as 192.168.0.0/16.

C.

Router R1 summarizes the prefixes from router R3 as 192.168.0.0/20 and router R2 does not summarize the prefixes.

D.

Router R1 does not summarize the prefixes from routers R3 and R2 summarizes them as 192.168.0.0/20.

E.

Both routers R1 and R2 summarize the prefixes from R3 as 192.168.0.0/20.

F.

Neither router R1 nor router R2 summarizes the prefixes from router R3.

Full Access
Question # 29

Click on the exhibit.

4A0-101 question answer

What value would be expected in the state field?

A.

Exchange

B.

Up

C.

Down

D.

2-Way

Full Access
Question # 30

Which of the following concerning OSPFv3 is TRUE?

A.

OSPFv3 uses MD5 Authentication.

B.

Router LSAs carry IPv6 prefix information.

C.

NSSA is supported in OSPFv3.

D.

OSPFv3 uses a 64-bit router ID.

Full Access
Question # 31

Which type of OSPF LSA has the following characteristics: It is flooded only within the area it originates from and can be originated by any OSPF router within the area (including non-DR routers).

A.

Type 1 Router LSA

B.

Type 2 Network LSA

C.

Type 3 Summary LSA

D.

Type 4 ASBR LSA

Full Access
Question # 32

Click on the exhibit.

4A0-101 question answer

The routers have an established IS-IS L2 adjacency on which IPv4 system addresses are exchanged. An operator successfully configures multi-topology IS-IS routing so that the IPv6 system addresses are also exchanged between routers.

After IPv6 has been configured, which of the following is TRUE?

A.

Router R2 has two IS-IS-adjacencies and two LSPs.

B.

Router R2 has two IS-IS-adjacencies and four LSPs.

C.

Router R2 has two IS-IS-adjacencies and three LSPs.

D.

Router R2 has four IS-IS-adjacencies and six LSPs.

Full Access
Question # 33

Which field of an IPv6 header indicates an upper layer protocol carried in the packet?

A.

Next Header

B.

Traffic Class

C.

Flow Label

D.

Payload Length

E.

Options

Full Access
Question # 34

When a router performs the SPF calculation, which router is used as the root of the shortest path tree?

A.

The router with the least number of links.

B.

The router with the lowest router ID.

C.

The router's closest neighbor.

D.

The router doing the calculation.

Full Access
Question # 35

Which function or component of the Alcatel-Lucent 7750 SR is in charge of supporting dynamic routing protocols and constructing the routing table?

A.

IOM

B.

CPM

C.

FIB

D.

SPF

Full Access
Question # 36

Click on the exhibit.

4A0-101 question answer

Given the contents of the Router LSA, which of the following best describes the local topology of the router?

A.

The router has a system interface, two point-to-point interfaces and one broadcast interface.

B.

The router has a system interface, two passive interfaces, two point-to-point interfaces and one broadcast interface.

C.

The router has a system interface, two point-to-point interfaces and one virtual link.

D.

The router has a system interface, two passive interfaces, two point-to-point interfaces and one virtual link.

Full Access
Question # 37

Click on the exhibit.

4A0-101 question answer

The numbers beside the links are the metrics for that link.

Given the diagram, what path will traffic follow from router R1 to router R7, and from router R7 to router R1, if IS-IS is the routing protocol?

A.

Router R1 to router R7 will follow (R1-R2-R4-R6-R7). Router R7 to R1 will follow (R7-R6-R4-R2-R1)

B.

Router R1 to router R7 will follow (R1-R2-R4-R6-R7). Router R7 to R1 will follow (R7-R6-R5-R3-R1)

C.

Router R1 to router R7 will follow (R1-R3-R5-R6-R7). Router R7 to R1 will follow (R7-R6-R4-R2-R1)

D.

Router R1 to router R7 will follow (R1-R3-R5-R6-R7). Router R7 to R1 will follow (R7-R6-R5-R3-R1)

Full Access
Question # 38

Click on the exhibit.

4A0-101 question answer

Which of the following would you expect to see in router R4's OSPF database?

4A0-101 question answer

4A0-101 question answer

A.

Option A

B.

Option B

C.

Option C

D.

Option D

Full Access
Question # 39

The exhibit shows a route to 2001:DB8:1:200::/56 in the IPv6 route table. How did the route get into the route table?

4A0-101 question answer

A.

Configure router ipv6 static-route 2001:DB8:1:200::/56 next-hop FE80::225:BAFF:FE30:94E3

B.

Configure router ipv6 static-route 2001:DB8:1:200::/56 next-hop FE80::225:BAFF:FE30:94E3-toR2

C.

Configure router static-route 2001:DB8:1:200::/56 next-hop FE80::225:BAFF:FE30:94E3

D.

Configure router static-route 2001:DB8:1:200::/56 next-hop FE80::225:BAFF:FE30:94E3-toR2

E.

The route was learned through a dynamic routing protocol.

Full Access
Question # 40

What is the CIDR summary for the block of networks from 193.4532.0/24 to 193.45.47.0/24?

A.

193.45 32 0/20

B.

193.45.0.0/21

C.

192.45.32.0/21

D.

192.45.0.0/20

Full Access
Question # 41

What is the source IP address in an OSPF update?

A.

224.0.0.5

B.

224.0.0.6

C.

The unicast IP address of the interface the update is sent on

D.

The system address of the router.

Full Access
Question # 42

Which of the following TLV fields is included in an IS-IS Hello packet?

A.

Area addresses TLV

Intermediate system neighbors

TLV Authentication information TLV

B.

Intermediate system neighbors

TLV Area addresses

TLV LSP entries TLV

C.

The IP internal reachability information

TLV Area Addresses

TLV Authentication Information TLV

D.

The IP external reachability information

TLV Area addresses

TLV Intermediate system neighbors TLV

Full Access
Question # 43

How are LSPs acknowledged on IS-IS broadcast links?

A.

The LSP is acknowledged by sending a PSNP PDU.

B.

The LSP is acknowledged by sending an LSP PDU.

C.

The LSP is acknowledged by sending a Hello PDU.

D.

LSP are not acknowledged on broadcast links. The DIS sends periodic CSNPs to maintain database synchronization

Full Access
Question # 44

Click the exhibit button.

4A0-101 question answer

192.168.3.1 is a loopback interface on router R2 and is distributed to OSPF area 0, but the ping fails from router R3. Which of the following is a possible solution to the problem?

A.

Add the "originate-default-route" option in the NSSA area configuration on router R3

B.

Add the "summaries" option to the NSSA area configuration on router R1

C.

Make a static route on router R1 to 192.168.3.1

D.

Make a default route on router R2

Full Access
Question # 45

Refer to the exhibit below.

4A0-101 question answer

R1 distributes its loopbacks into IS-IS and globally routed addresses are configured as shown. How many routes will R4 have in its IPv6 route table?

A.

1

B.

2

C.

3

D.

4

E.

6

F.

7

Full Access
Question # 46

Click the exhibit button.

4A0-101 question answer

A static route has been configured on router R1 to reach the PC at 139.120.121.2. However, as shown in the exhibit, the ping fails. What is the most likely cause of the problem?

A.

Router R2 does not have a route to the system address of router R1 and therefore cannot respond to the ping.

B.

There is no default route configured on the PC.

C.

Router R2 does not have a route configured to the PC.

D.

Router R1 needs to be configured with a default route.

Full Access
Question # 47

Which one of the following is a valid IPv6 multicast address?

A.

ff00::1:2

B.

fe80::216:4dff:fe13:5cae

C.

::ffff:0:0.240.0.0.1

D.

2001:db8::30a:216:4dff:fe13:5cae

E.

fd01:2234:5678::1

Full Access
Question # 48

An operator configures an Alcatel-Lucent 7750 SR with a loopback interface and IPv6 address. The operator then configures a routing policy to redistribute the loopback prefix into OSPFv3. What type of LSA is used to advertise the route to other OSPFv3 routers in the same area?

A.

Router LSA

B.

AS External LSA

C.

Intra-Area Prefix LSA

D.

Inter-Area Prefix LSA

E.

Network LSA

F.

None of the statements are correct.

Full Access
Question # 49

Click the exhibit button.

4A0-101 question answer

What is the command to configure a static route on the 7750 service router R1 to reach the network behind router R2?

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

Full Access
Question # 50

Which of the following is optional when configuring IS-IS on the Alcatel-Lucent 7750 SR?

A.

Configuring IS-IS interfaces

B.

Enabling IS-IS

C.

Configuring level capabilities

D.

Specifying an area address

Full Access
Question # 51

Which of the following OSPFv3 LSAs have an AS scope?

A.

Link Local LSA

B.

Router LSA

C.

Network LSA

D.

Inter-Area Router LSA

E.

Intra-Area Prefix LSA

F.

None of the above LSAs have an AS scope.

Full Access
Question # 52

Which of the following is not one of the MT topologies defined for IS-IS?

A.

IPv4 In-Band Management

B.

IPv6 Routing

C.

IPv4 Multicast Routing

D.

IPv6 Multicast Routing

E.

All of the above are MT topologies defined for IS-IS.

Full Access
Question # 53

Refer to the exhibit below. IS-IS IPv6 routing is configured in the network with globally routed addresses as shown. How many routes will R4 have in its IPv6 route table?

4A0-101 question answer

A.

1

B.

2

C.

3

D.

4

E.

6

F.

7

Full Access
Question # 54

Click the exhibit button. What is the state of adjacency?

4A0-101 question answer

A.

Exchange

B.

Up

C.

Down

D.

2-Way

Full Access
Question # 55

Which of the following statements are true? Choose two answers.

A.

Route redistribution is only needed if Internet access is a requirement.

B.

Route filtering is the process of attaching data path filters to router interfaces.

C.

Route filtering involves deciding whether to permit or deny certain routing updates from being accepted into, or distributed out of, the route-selection process.

D.

Redistribution is needed for exchanging routes from one routing protocol to another.

E.

OSPF routers that are redistributing routes must be configured as ABRs.

Full Access
Question # 56

Which of the following statements best describes the function of an OSPF Type 4 LSA?

A.

A Type 4 LSA is originated by an ABR to describe a route to an ASBR to routers outside the area.

B.

A Type 4 LSA is originated by an ASBR to describe a route to itself to routers outside the area.

C.

A Type 4 LSA is originated by an ABR that is connected to a stub area. The LSA is injected into the backbone area to provide routing information.

D.

A Type 4 LSA is originated by an ABR that is connected to a stub area. The LSA is injected into the stub area to provide routing information.

Full Access
Question # 57

An interface has a MAC address of 24-16-4d-16-b5-3d. What link-local address will be assigned to this interface?

A.

fe80::2416:4dff:fe16:b53d

B.

fe80::2616:4dff:fe16:b53d

C.

ff80::2416:4dff:fe 16:b53d

D.

ff80::2616:4dff:fe 16:b53d

E.

fd80::2416:4dff:fe16:b53d

Full Access
Question # 58

Which of the following conditions will prevent an OSPF adjacency from reaching the full state? Choose three answers.

A.

MTU mismatch

B.

Incorrect subnet mask

C.

System interface not included in OSPF

D.

Area ID not the same

E.

Different metric set on each end of the link

F.

Router ID not defined

Full Access
Question # 59

Which of the following statements regarding IS-IS LSPs is true?

A.

There are three types of LSPs: L1, L2 and L1/L2.

B.

An LSP packet contains the ATT bits and the IS-type bits.

C.

The lower the LSP sequence number, the more current the update.

D.

Separate databases are maintained for L1 „ L2, and L1/L2 LSPs.

Full Access
Question # 60

Click the exhibit button.

4A0-101 question answer

Given the diagram below, what path will traffic follow from router R6 to router R3, and from router R3 to router R6, if IS-IS is the routing protocol? The numbers beside the links are the metrics for that link.

A.

Router R6 to router R3 will follow (R6-R5-R2-R3). Router R3 to router R6 will follow (R3- R2-R5-R6).

B.

Router R6 to router R3 will follow (R6-R5-R2-R3). Router R3 to router R6 will follow (R3-R4-R2-R5-R6).

C.

Router R6 to router R3 will follow (R6-R5-R2-R3). Router R3 to router R6 will follow (R3-R4-R7-R5-R6).

D.

Router R6 to router R3 will follow (R6-R5-R7-R4-R3). Router R3 to router R6 will follow (R3-R4-R7-R5-R6).

Full Access
Question # 61

Which of the following statements best describes an OSPF type 3 LSA?

A.

An OSPF type 3 LSA is an intra-area LSA, generated by the ABR only when route summarization is configured.

B.

An OSPF type 3 LSA is an inter-area LSA, generated by the ABR only when route summarization is configured.

C.

An OSPF type 3 LSA is an inter-area LSA, generated by an ASBR to describe external routes.

D.

An OSPF type 3 LSA is an inter-area LSA, generated by the ABR to describe a route to neighbors outside the area.

Full Access
Question # 62

If routers R1 and R2 have a Level 1 and Level 2 IS-IS adjacency, which of the following statements is true? Choose two answers.

A.

Routers R1 and R2 are in different areas.

B.

Routers R1 and R2 are in the same area.

C.

Routers R1 and R2 will send a Level 1 Hello PDU and Level 2 Hello PDU, if the interface type between them is point-to-point.

D.

Routers R1 and R2 will send a Level 1 Hello PDU and Level 2 Hello PDU, if the interface type between them is broadcast.

E.

Routers R1 and R2 will send a Level 1/2 Hello PDU if the interface type between them is broadcast.

Full Access
Question # 63

Click the exhibit button.

4A0-101 question answer

4A0-101 question answer

The OSPF adjacency between routers R3 and R1 is down. What is the problem?

A.

Area 1 of router R1 should not be configured as a stub.

B.

Router R3 has the incorrect authentication key type.

C.

Router R1 has the incorrect authentication key type.

D.

There is not enough information to tell.

Full Access
Question # 64

Static routing will be used in a network between a corporate head office, with many connected networks, and a branch office, with one connection to the head office. Which of the following best describes the likely configuration?

A.

The corporate head office router will have a default route and the branch site will have a more specific static route.

B.

The corporate head office router and the branch office router will both have specific static routes.

C.

The corporate head office router and the branch router will both have default routes.

D.

The corporate head office router will have a more specific static route and the branch office router will have a default route.

Full Access
Question # 65

In which of the following types of areas does an OSPF router not set the E bit in its Type 1 LSA?

A.

Not so stubby area

B.

Stub area

C.

Backbone area

D.

Normal area

Full Access
Question # 66

What is the default preference value for a static route in the Alcatel-Lucent 7750 SR?

A.

0

B.

5

C.

10

D.

15

Full Access
Question # 67

Two IS-IS L1/L2 routers are in the same area on the same Ethernet segment. How many adjacencies will be formed between them?

A.

None

B.

1

C.

2

D.

3

E.

4

Full Access
Question # 68

Which of the following cannot be used as a matching criterion in route policy statements?

A.

Source IP address

B.

TCP source port

C.

Prefix list

D.

Protocol type

Full Access
Question # 69

Click the exhibit button.

4A0-101 question answer

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

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

Full Access
Question # 70

What are the default Hello and Dead timer intervals for OSPF on the Alcatel-Lucent 7750 SR?

A.

5 and 15 seconds

B.

10 and 30 seconds

C.

5 and 20 seconds

D.

10 and 40 seconds

Full Access
Question # 71

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

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.

Full Access
Question # 72

Click the exhibit button.

4A0-101 question answer

In the topology shown, router R1 is an ASBR configured to export external routes to OSPF. Assuming that there are no stub networks, which of the following statements regarding type 4 LSA generation is true?

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.

Full Access
Question # 73

Click the exhibit button.

4A0-101 question answer

Routers R1 „ R2, and R3 are running a classful routing protocol between them. Assuming that router R1 advertises all directly connected networks, how will these networks be represented in router R3's routing table?

A.

Router R3's routing table can only contain one of the routes, which will result in route flapping.

B.

Router R3's routing table will have one entry for 10.1.1.0/24 and one entry for 10.1.2.0/24.

C.

The networks will be represented with one entry of 10.0.0.0/8 in router R3's routing table.

D.

The networks will be represented with one entry of 10.0.0.0/24 in router R3's route table.

Full Access
Question # 74

Which type of IS-IS router is summarization most likely to be configured on?

A.

L1 routers

B.

L2 routers

C.

L1/L2 routers

D.

L1 and L2 routers

Full Access
Question # 75

Which of the following statements regarding IS-IS Hello packets are true? Choose two answers.

A.

Different types of Hello packets are exchanged on point-to-point networks than on broadcast networks.

B.

L1/L2 Hello packets are exchanged on broadcast links.

C.

Different L1 and L2 Hello packets are exchanged on broadcast links.

D.

By default, Hello packets are sent every 5 seconds, and the timeout to declare a neighbor down is 15 seconds.

Full Access
Question # 76

Click the exhibit button.

4A0-101 question answer

For the IS-IS network shown, and assuming point-to-point links, what adjacencies will router R1 establish?

A.

L1/L2 adjacency with router R2.

L1 adjacency with router R3

B.

L2 adjacency with router R2

L1 adjacency with router R3

C.

L1/L2 adjacency with router R2

L1/L2 adjacency with router R3

D.

L1/L2 adjacency with router R2.

L1 adjacency with router R4

L1 adjacency with router R3

Full Access
Question # 77

If a Router originates a type 1 router LSA with the E bit set what types of areas can it belong to? Select all that apply.

A.

Not So Stubby Area

B.

Stub Area

C.

Backbone Area

D.

Standard Area

Full Access
Question # 78

What command will show the OSPF neighbors, and their status on the Alcatel-Lucent 7750 SR?

A.

Show ospf neighbors

B.

Show router ospf neighbors

C.

Show router ospf adjacency

D.

Show ospf adjacency

Full Access
Question # 79

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?

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.

Full Access
Question # 80

An OSPF ASBR must have at least one interface in the backbone area (area 0)

A.

True

B.

False

Full Access
Question # 81

When configuring a filter, where should the most explicit entries be placed?

A.

At the bottom

B.

In the middle

C.

At the top

D.

It does not matter where they are placed.

Full Access
Question # 82

NSSA LSA packets are what type within an NSSA area, and are converted to what other type at the ABR?

A.

They are type 7 within the area and are not modified at the ABR

B.

They are type 5 within the area and converted to type 3 at the ABR

C.

They are type 5 within the area and are not modified at the ABR

D.

They are type 7 within the area and converted to type 5 at the ABR

Full Access
Question # 83

What is the metric and maximum routable value for RIP?

A.

Hop count and 16

B.

Hop count and 15

C.

Link cost and 15

D.

Link cost and 16

Full Access
Question # 84

In an IP datagram, which field identifies the receiving application

A.

The protocol field of the transport layer header

B.

The port field of the transport layer header

C.

The protocol field of the network layer header

D.

The port field of the network layer address

Full Access
Question # 85

Exhibit

4A0-101 question answer

Given the two configurations shown, identify the two incorrect statements below: (Choose two)

A.

Both routers will generate OSPF Hello packets.

B.

The system interface is missing in one configuration so OSPF will not operate correctly.

C.

The interface type settings differ, but OSPF will still operate correctly.

D.

Metric values differ, but this does not prevent OSPF operation.

Full Access
Question # 86

What is the default priority value used for electing the DR on an Alcatel-Lucent 7750 SR running OSPF on an Ethernet?

A.

Priority of 0

B.

Priority of 1

C.

Priority of 64

D.

Priority of 255

Full Access
Question # 87

What must be configured on the Alcatel-Lucent 7750 SR for RIP to advertise locally attached links?

A.

A policy statement within the router identifying what is to be advertised

B.

Access-lists denoting what is to be advertised

C.

Default metrics for each link

D.

A group and neighbor statement for each peer

Full Access
Question # 88

What command could be used to verify proper configuration of a static route in an Alcatel-Lucent 7750 SR router?

A.

Show route-table

B.

Show router routing-table

C.

Show router route-table

D.

Show static

Full Access
Question # 89

In an OSPF Hello packet what fields must match all neighbor routers on the segment? (Choose 3)

A.

Area ID

B.

Hello and Dead Intervals

C.

Stub flag

D.

DR and BDR addresses

E.

The list of neighbors

Full Access
Question # 90

What is wrong with the following filter configuration from an Alcatel-Lucent 7750 SR?

RTR-B# configure filter

RTR-B>config>filter# ip-filter 1 create

RTR-B>config>filter>ip-filter$ entry 1 create

RTR-B>config>filter>ip-filter>entry$ match src-ip 172.2.0.0/16

RTR-B>config>filter>ip-filter>entry# action drop

RTR-B# configure router interface toRTR-A

RTR-B>config>router>if# egress

RTR-B>config>router>if>egress# filter ip 1

A.

There is nothing wrong with this filter

B.

The filter should be applied to the ingress and not the egress.

C.

The mask cannot be a "/" value, it must be in dotted decimal.

D.

All traffic is being blocked

Full Access
Question # 91

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

A.

89

B.

87

C.

85

D.

83

Full Access
Question # 92

What causes an adjacency to change from "Init" to "Two Way"?

A.

When a Link State Update is received in response to a Link State Request

B.

When a router receives a Hello packet from a neighbor that contains its router id in the neighbor list

C.

When OSPF neighbors exchange Database Descriptor packets

D.

When a Link State Acknowledgement is received in response to a Link State Update

Full Access
Question # 93

When an OSPF adjacency is stuck in the "ExchStart" state, what is the most likely cause?

A.

The MTU does not match on both interfaces

B.

OSPF is not enabled on one of the routers

C.

The Router ID is the same on both routers

D.

A OSPF Hello has not been received from the neighbor

Full Access
Question # 94

Graceful Restart is supported by what IGPs?

A.

RIPv1 and RIPv2

B.

OSPF

C.

IS-IS

D.

BGP

Full Access