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Exam : Alcatel Lucent 4A0-106
Title : Alcatel-Lucent Virtual Private Routed Networks

1. In a traditional layer 3 VPN which of the following will be an issue when there is overlapping address space between two customers? Choose the best answer.
A. There will be increased memory usage on the PE
B. There will be increased CPU utilization on the PE
C. The CE will reject the overlapping prefix
D. The PE will not recognize the prefixes as being different
E. There is no issue with overlapping address space in a traditional Layer 3 VPN
Answer: D

2. Complete the following statement. In a VPRN, the label signaled by RSVP-TE is used to ____________________.
A. Identify the egress PE in the MPLS domain
B. Signal the egress VPRN ID
C. Identify the ingress PE in the MPLS domain
D. transport route updates between PEs
Answer: A

3. Complete the following statement. In a VPRN, the inner label is used to ____________________.
A. Identify the customer network on the egress PE
B. Establish the LSPs between PE devices
C. Identify the egress PE in the MPLS domain
D. Identify the customer network on the ingress PE
Answer: A

4. When a Service Provider offers VPRN services to its customers, which of the following functions are expected to be the responsibility of the Service Provider? (Choose three)
A. Distributing the customer generated labels between sites
B. Distributing the customer routing information between sitesDistributing the customer? routing information between sites
C. Forwarding the customer originated data packets to the appropriate destination
D. Forwarding the provider originated data packets to the appropriate customer site
E. Providing secure layer 3 routing exchange between sites
Answer: BCE

5. In a VPRN the PE device is configured to run which of the following protocols? (Choose three.)
A. MP-BGP for exchanging customer routes with other PEs
B. A routing protocol for exchanging customer routes with the CE
C. MPLS for exchanging labels with other provider core devices
D. MPLS for exchanging labels with the CE devices
E. Targeted LDP for exchanging VPRN labels with other PE devices
F. A label signaling protocol for defining transport tunnels between PE and CE devices
Answer: ABC

6. What are the two primary problems the service provider must consider when providing traditional Layer 3 VPN services using only a single common routing table in the provider core? (Choose two)
A. Memory exhaustion in the provider core
B. Route leaking between the customer networks
C. CPU utilization for route processing
D. Unwanted packet forwarding between customer networks
Answer: BD

7. Complete the following statement. In a VPRN, the label signaled by RSVP-TE is used to ____________________.
A. Identify the egress PE in the MPLS domain
B. Signal the egress VPRN ID
C. Identify the ingress PE in the MPLS domain
D. transport route updates between PEs
Answer: A

8. Which of the following terms also correctly describes a Layer 3 VPN? (Choose three)
A. VPRN
B. BGP/MPLS VPN
C. VLL
D. VPLS
E. IP-VPN
F. ePipe
Answer: ABE

9. Choose the answer that best completes the following sentence. The CE device is typically configured with ___________________________.
A. A single routing protocol for exchanging routes with both the internal customer routers and with the PE
B. MP-BGP to exchange routes with the PE.
C. MPLS and a routing protocol for the exchange of labels and routes with the PE
D. MPLS for exchanging labels with other CE devices
E. A routing protocol for exchanging routes with the internal customer routers and a routing protocol for exchanging routes with the PE
Answer: E

10. Which of the following devices would typically have VRF instances?
A. Any CE device
B. Any PE device
C. Any P device
D. Any router in the service provider core
E. Any customer router
Answer: B

11. Which of the following statements are true regarding P devices in an MPLS VPRN? (Choose two.)
A. Participate in service provider core routing
B. P devices are not required to be MPLS enabled. MPLS is only required on the PE devices
C. Run a common routing protocol with the CE router
D. Must support MP-BGP
E. Do not have any connections to the CE
F. Must be aware of the VPRNs
Answer: AE

12. What are the main functions of a Layer 3 VPN? (Choose three).
A. Distributing customer routing information between sites
B. Forwarding customer data packets
C. Providing an integrated billing solution
D. Maintaining separation between distinct customer networks
E. Allowing the implementation of Layer 3 devices in the provider core
Answer: ABD

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Exam : Alcatel-Lucent 4A0-109
Title : Alcatel-Lucent Triple Play Services

1. Why is the DHCP relay agent required?
A. DHCP broadcasts requests will not leave the local subnet by default
B. It allows the modification of DHCP messages to include provider specific parameters
C. It increases the security of the TPSDA
D. It allows the modification of DHCP messages to include subscriber management parameters
E. All of the above
Answer: E

2. The Alcatel 7302 ISAM is typically located in:
A. The customer home
B. The Serving Area Interface (SAI)
C. The provider Central Office (CO)
D. The video headend
Answer: C

3. Which of the following may be connected to the RG in the subscriber home network? Choose the best answer.
A. P.C.
B. TV with STB
C. Gaming console
D. LAN switch
E. Any Ethernet connected device
Answer: E

4. The Broadband Service Access Node (BSAN) may be:
A. The Alcatel 7330 FTTN ISAM
B. The Alcatel 7342 FTTU ISAM
C. Neither (a) or (b)
D. Both (a) and (b)
Answer: D

5. Which of the following is not a TPSDA network zone?
A. Home
B. Broadband Access
C. Broadband Aggregation
D. Broadband Metro
E. IP Services Edge
Answer: D

6. Which technical development allowed the deployment of IP protocol features at any point in the network?
A. The invention of ATM
B. The IP enabling of the DSLAM
C. The usage of IP in the home network
D. The usage of an IP enabled BSA
Answer: B

7. Why does the RG operate as a DHCP server?
A. As a local backup in case the provider DHCP server is unreachable
B. The subscriber may choose to manage their own IP addresses
C. The RG will never operate as a DHCP server
D. To assign IP addresses to the internal home devices when operating in routed mode
E. To assign IP addresses to the internal home devices when operating in bridged mode
Answer: D

8. True or False. The RG is typically provider managed in Triple Play Services?
A. True
B. False
Answer: A

9. What are the minimum requirements for the Residential Gateway? Choose 2.
A. NAT support
B. Support Routed and bridged mode
C. Multicast (IGMP) support
D. Support IP packet filtering
E. Be able to terminate multiple access mediums
Answer: AC

10. The internal BSAN architecture is composed of which of the following?
A. Line Termination (LT) portion and a Network Termination (NT)
B. Link Termination (LT) portion and a Node Termination (NT)
C. Link Termination (LT) portion and a Network Termination (NT)
D. Line Termination (LT) portion and a Node Termination (NT)
Answer: A

11. The Alcatel 7342 P-OLT is a device that:
A. Is located in the CO that terminates the outlying ONT’s
B. Is located in the subscriber home that interfaces to the RG
C. Is located in the subscriber home that connects to the PSTN
D. Is located at the SAI that aggregates DSL lines
Answer: A

12. Choose the best answer to complete the following statement. Ethernet frames transmitted by the RG contain:
A. 802.1Q VLAN ID of zero and 802.1P priority bits of all zero
B. 802.1Q VLAN ID randomly assigned by the RG and 802.1P priority bits of all zero
C. 802.1Q VLAN ID of zero and 802.1P priority bits randomly assigned by the RG
D. 802.1Q VLAN ID of one and 802.1P priority bits of all ones
E. 802.1Q VLAN ID of zero and 802.1P priority bits as assigned by the application
Answer: E

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Exam : Alcatel-Lucent 4A0-110
Title : Alcatel-Lucent Advanced Troubleshooting

1. Two direct connected routers are running RIPv2, neighbors are up but there is no route in the RIP database. Review the configuration information below. What is the potential problem?
A. System interface is not added to the RIP protocol
B. No import policy is configured
C. No export policy is configured
D. Split-horizon has to be disabled in RIP
E. Message-size has to be configured with a non-zero value
Answer: C

2. Two routers are physically connected running ISIS. ISIS L2 adjacency is up and running but L1 adjacency is not up. Review the configuration information shown below:
Which of the following statement best describe the cause of the problem? Select one answer only.
A. The ISIS interface level is not configured on both routers
B. The ISIS interface type should be configured as point-to-point interfaces
C. ISIS System IDs are not configured on both routers
D. ISIS Area addresses are not configured on both routers
E. ISIS level capacity are not configured on both routers
Answer: D

3. Two routers are physically connected to each other over Ethernet port 1/1/1. Review the configuration information shown below. What state should the OSPF neighbor be in?
A. INIT
B. EXCHANGE
C. EXSTART
D. FULL
E. No OSPF neighbor
Answer: E

4. Two routers are physically connected to each other with ISIS configured. No ISIS adjacency can be found on both routers. Ping works fine on the local and the remote interface addresses on both routers. Review the confguration information shown below.
Which of the following statements best describe the cause of the problem? Select one answer only.
A. The ISIS interface level configured does not match the ISIS level capability supported on the routers
B. The ISIS authentication check is enabled but there is no authentication type and password configured
C. ISIS Area addresses are not configured on both routers
D. L1 wide Metrics are disabled on the routers
E. ISIS Circuit id does not match on Node-1 and Node-2
Answer: C

5. 1.1.1 in its routing table, but the same route is not found in Node D routing table. Which of the following configurations are required to resolve this problem?
A. Add Interface X to OSPF on Node B as passive interface
B. Redistribute interface address Y and Z into BGP
C. ISIS Enable route-reflection on Node B
D. Enable next-hop-self on Node C
E. Enable route-reflection on Node C
Answer: AE
10. What are the typical RIP related issues found during troubleshooting?
A. Interface filters
B. Broadcast/Multicast mismatch
C. Area id not match with neighbor
D. Group name not match with neighbor
E. Hop count too high
Answer: ABE

6. A SDP is created on Node-2 with the far end address set to Node-3. The SDP stays down on Node-2. Based on the following CLI output from Node 2, what is the caused of the problem?
A. No LDP link session between Node 2 and Node 4
B. No LDP link session between Node 4 and Node 3
C. No LDP link session between Node 1 and Node 4
D. No LDP link session between Node 3 and Node 2
E. None of the above
Answer: B

7. L1 ISIS adjacency is up between two routers (Node-1 and Node-2) with MD5 authentication configured. During a maintenance window, an operator was planning to change one of the ISIS hello authentication key from admin to admin123. After removing the hello authentication key from Node-1 (no change on Node-2 side), the ISIS adjacency stayed up. The operator decided to fall back to the original configuration and called Alcatel for support.
Which of the following statement best describe the cause of the problem? Select one answer only.
A. The ISIS hello authentication key was not configured properly in the first place, that’s why removing the authentication key does not impact the adjacency
B. The ISIS authentication key is the same as the hello authentication key, therefore removing hello authentication key does not impact the adjacency
C. The system interface is missing from the ISIS configuration, therefore ISIS is not working properly even before the change
D. ISIS hello authentication key is only used for hello packet exchange. It does not affect ISIS adjacency
E. ISIS hello authentication key is not used to bring up ISIS adjacency when traffic-engineering is enabled on the routers
Answer: B

8. The LDP session is not down between Node-1 and Node-2. Based on the following configurations, what is the cause of the problem?
A. LDP targeted-session is enabled with no service configured
B. OSPF adjacency is not up between Node-1 and Node-2
C. Router id is not advertised by OSPF
D. LDP is disabled on Node-1
E. Traffic-engineering is not enabled on Node-2
Answer: C

9. Which of the following debug statements can be used to troubleshoot if the OSPF adjacency is staying at xstart state? Select two answers.
A. debug router ospf rtm
B. debug router ospf packet dbdescr
C. debug router ospf neighbor
D. debug router ospf packet hello
E. debug router ospf spf
Answer: BC

10. Node A has an active BGP route 10.1.1.1 in its routing table, but the same route is not found in Node D routing table. Which of the following configurations are required to resolve this problem?
A. Add Interface X to OSPF on Node B as passive interface
B. Redistribute interface address Y and Z into BGP
C. ISIS Enable route-reflection on Node B
D. Enable next-hop-self on Node C
E. Enable route-reflection on Node C
Answer: AE

11. Two routers are physically connected to each other over Ethernet port 1/1/1. Review the configuration information below. What state should the OSPF neighbor be in?
A. INIT
B. EXCHANGE
C. EXSTART
D. FULL
E. No OSPF neighbor
Answer: D

12. Based on the following configuration, which of the following statements are true? Choose all that apply.
A. No OPSF adjacency found on Node 1
B. Full OSPF adjacency between Node-1 and Node-2
C. Full OSPF adjacency between Node-1 and Node-3
D. Full OSPF adjacency between Node-1 and Node-4
E. OSPF is enabled on Node 1
Answer: BE

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Exam : Alcatel-Lucent 4A0-107
Title : Alcatel-Lucent Quality of Service

1. Which of the following statements are true regarding the DSCP bits? Choose 3 answers.
A. The precedence level bits define 4 Assured Forwarding Classes
B. The three least significant bits of the DSCP bits specify the drop probability
C. The 8 bits of the TOS field are used for DSCP
D. To convert DSCP to IP Precedence the three most significant bits are matched
E. DSCP provides for 64 precedence levels with 3 drop probabilities
Answer: ABD

2. Pick from the following list the 3 major components of the QoS features on the Alcatel-Lucent 7750 SR.
A. virtual inflow classification
B. real-time QoS shaping
C. traffic classification
D. 802.1q p-bit rate-limiting
E. buffer memory management
F. traffic scheduling
Answer: CEF

3. True of False: A proper end-to-end QoS solution is becoming more of an issue even as more bandwidth is being made available to today’s bandwidth-intensive, interactive multimedia applications.
A. True
B. False
Answer: A

4. Which of the following statement is true with regards to Q-in-Q on the Alcatel-Lucent 7750 SR?
A. Q-in-Q defines a mechanism for encapsulating queued DSCP traffic at the provider edge
B. Q-in-Q is a new protocol that supercedes 802.1p priority-bit mapping in a QoS-aware network
C. The use of either the inner or outer 802.1p bits in the 802.1q frames for QoS classification can be configured on the Alcatel-Lucent 7750 SR
D. Q-in-Q is a protocol which re-encapsulates trunked p-bits in an outer label that is mapped into the EXP bits in an MPLS backbone
E. none of the above
Answer: C

5. Which of the following are not considered a differentiator/classifier of customer traffic at layer 2 or 3 of the OSI model? Choose all that apply.
A. DSCP
B. 802.1p
C. IP Precedence
D. TCP/UDP Port numbers
E. HTML version
Answer: DE

6. Which of the following are not categories of forwarding classes on the Alcatel-Lucent 7750 SR? Choose 3 answers.
A. Real-time
B. Assured
C. Non-conforming
D. High Priority
E. Expedited
Answer: ACE

7. True of False. There is a default network policy applied to all router interfaces?
A. True
B. False
Answer: A

8. Which of the following are characteristics of DSCP. Choose 3 answers?
A. Part of the layer 3 header
B. A 6-bit field of which the first 3 bits indicate the IP Precedence bits
C. Specifies 8 different priorities
D. Specifies 3 precedence levels
E. Part of the layer 2 header
F. Specifies 64 different per hop behaviors
Answer: ABF

9. The IOM is responsible for which of the tasks listed below? Choose 3 answers.
A. local processing of critical control plane functions
B. IPSec VPN hardware accelerated encryption
C. queuing, scheduling, and buffer management
D. IP/MPLS/MAC forwarding lookup
E. Layer 2 / Layer 3 encapsulation
Answer: CDE

10. Which of the following are Ethernet SAP encapsulation types? Choose all that apply.
A. Null
B. Dot1Q
C. Q-in-Q
D. IPCP
E. BCP-Null
F. BCPdot1.q
G. Frame Relay
Answer: ABC

11. Which of the following are Trusted boundaries by default? Choose 2 answers.
A. An IES SAP
B. A VPLS SAP
C. A network port
D. A VPRN SAP
E. An access port
Answer: CD

12. Which of the following are examples of metrics for QoS?
A. delay, jitter, packet loss
B. latency, FIFO, WRED
C. signal degradation, attenuation, line loss
D. SNR, radial CODEC inversion, latency
E. Inverse Queue Depletion, delay, packet loss
Answer: A

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Exam : Alcatel-Lucent 4A0-108
Title : Alcatel-Lucent Multicast Protocols

1. Which MAC address will multicast address 224.128.0.1 translate to?
A. 01-00-5e-80-00-01
B. 01-00-5e-22-41-40
C. 01-00-5e-22-28-01
D. 00-01-5e-80-00-01
E. 01-00-5e-00-00-01
F. 01-01-5e-22-28-01
Answer: E

2. How many bits of the IP multicast address are copied directly to the multicast MAC address?
A. 27
B. 5
C. 28
D. 9
E. 23
Answer: E

3. Which of the following are characteristics of the one to many model of multicast data delivery? (Choose two)
A. Receivers are generally unknown by the source
B. Well suited for applications in which the receivers provide feedback to each other and the source
C. There is a single data flow, from the source to the receivers
D. All devices are potentially capable of generating multicast data
E. Receivers are generally known by each other since any receiver may be a source
Answer: AC

4. 33.42.107 translate to?
A. 01-00-5e-a1-2a-6b
B. 01-00-5e-21-2a-6b
C. 01-00-5e-21-2c-6c
D. 00-01-5e-a1-2a-6b
E. 00-01-5e-21-2a-6b
F. 01-01-5e-a1-2a-6b
Answer: B
9. What is the range of addresses allocated for SSM?:
A. 239.0.0.0/8
B. 233.x.y.0/24
C. 224.0.0.0/24
D. 232.0.0.0/8
Answer: D

5. Which protocol uses multicast address 224.0.0.22?:
A. PIM version 1
B. IGMP version 2
C. OSPF
D. IGMP version 3
E. PIM version 2
Answer: D

6. The use of PIM as a multicast routing protocol provides for which one of the following services?
A. Authentication
B. Guaranteed Delivery
C. Device Security
D. Preventing packet forwarding loops
E. Preventing Denial of Service attacks
Answer: D

7. Which two of the following addresses should not be used in a multicast network at the same time?
A. 233.44.12.35
B. 234.45.12.35
C. 235.46.12.35
D. 236.174.12.35
E. 237.171.12.35
Answer: CD

8. An end station receiving a broadcast packet will always process the data up to which layer of the OSI stack?
A. Layer 1
B. Layer 2
C. Layer 3
D. Layer 4
E. Layer 7
Answer: C

9. 35
B. 234.45.12.35
C. 235.46.12.35
D. 236.174.12.35
E. 237.171.12.35
Answer: CD
8. Which MAC address will the IP multicast address 239.33.42.107 translate to?
A. 01-00-5e-a1-2a-6b
B. 01-00-5e-21-2a-6b
C. 01-00-5e-21-2c-6c
D. 00-01-5e-a1-2a-6b
E. 00-01-5e-21-2a-6b
F. 01-01-5e-a1-2a-6b
Answer: B
9. What is the range of addresses allocated for SSM?:
A. 239.0.0.0/8
B. 233.x.y.0/24
C. 224.0.0.0/24
D. 232.0.0.0/8
Answer: D
10. How many bits of the IP multicast address are copied directly to the multicast MAC address?
A. 27
B. 5
C. 28
D. 9
E. 23
Answer: E
11. Which protocol uses multicast address 224.0.0.22?:
A. PIM version 1
B. IGMP version 2
C. OSPF
D. IGMP version 3
E. PIM version 2
Answer: D
12. Which two of the following addresses should not be used in a multicast network at the same time?
A. 224.192.12.35
B. 235.182.12.35
C. 226.172.12.35
D. 237.138.12.35
E. 238.64.12.35
Answer: AE

10. Choose the answer that best completes the statement: An end station on an Ethernet network receiving an IP multicast packet will:
A. Determine at Layer 1 if it is interested in the frame
B. Determine at Layer 2 if it is interested in the frame
C. Determine at Layer 2 after reading the protocol ID field if it is interested in the frame
D. Determine at Layer 3 if it is interested in the frame
E. Determine at Layer 7 if it is interested in the frame
Answer: B

11. 0.1 translate to?
A. 01-00-5e-80-00-01
B. 01-00-5e-22-41-40
C. 01-00-5e-22-28-01
D. 00-01-5e-80-00-01
E. 01-00-5e-00-00-01
F. 01-01-5e-22-28-01
Answer: E
7. Which two of the following addresses should not be used in a multicast network at the same time?
A. 233.44.12.35
B. 234.45.12.35
C. 235.46.12.35
D. 236.174.12.35
E. 237.171.12.35
Answer: CD
8. Which MAC address will the IP multicast address 239.33.42.107 translate to?
A. 01-00-5e-a1-2a-6b
B. 01-00-5e-21-2a-6b
C. 01-00-5e-21-2c-6c
D. 00-01-5e-a1-2a-6b
E. 00-01-5e-21-2a-6b
F. 01-01-5e-a1-2a-6b
Answer: B

12. The OUI field of the MAC address for IP multicast frames is:
A. 00-01-5e
B. 01-01-53
C. 01-01-5e
D. 01-00-5e
E. 01-00-53
Answer: D

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Exam : Alcatel-Lucent 4A0-105
Title : Alcatel-Lucent Virtual Private LAN Services

1. Which of the following functions must a PE router support when participating in a VPLS network? Choose all that apply.
A.MAC learning
B.Packet replication
C.Proxy ARP
D.Packet forwarding
E.Flood all frames with an unknown destination MAC address to all PE routers associated with that VPLS
Answer: A B D E

2. 10.10.10 service 10 local-sdp remote-sdp
E.oam svc-ping 10.10.10.10 service 10 local-sdp
Answer: A
10.Based on the following output what will the vc-id be of any mesh-sdp bound to this service?
A.9000
B.1514
C.1000
D.0
Answer: C

3. True or False? Multiple VPLS services can be offered over the same set of LSP tunnels?
A.True
B.False
Answer: A

4. Select the command from the list below that produced the following output.
A.oam svc-ping 20.20.20.20 service 10 local-sdp remote-sdp
B.oam sdp-ping 10 resp-sdp 10
C.oam svc-ping 20.20.20.20 service 10 local-sdp
D.oam svc-ping 10.10.10.10 service 10 local-sdp remote-sdp
E.oam svc-ping 10.10.10.10 service 10 local-sdp
Answer: A

5. Which of the following best describes the difference between VPWS and VPLS?
A.VPWS is a point-to-point service where CEs are presented with point- to-point virtual circuits whereas VPLS is a bridged LAN service provided to a set of CEs that are members of a L2 VPN
B.Unlike VPLS, VPWS allows CEs that are member of the same service instance to communicate with each other as if they are connected via a bridged LAN
C.Unlike VPWS, VPLS provides customers to view the network as an unshared overlay link or circuit
Answer: A

6. Which SDP on R3 will MAC addresses be associated with for devices behind R2?
A.It depends if traffic is received via R4 or R1 from devices behind R2
B.The devices cannot communicate based on the configuration in the diagram so there will be no mac address association
C.Devices behind R2 will be associated with the sdp between R3 and R1
D.Devices behind R2 will be associated with the sdp between R3 and R4
Answer: C

7. The behavior of VPLS can be best described by which of the following statements?
A.A frame should be sent only to the PE that connects to the target site of the frame whenever possible
B.A frame should be flooded as little as possible
C.Customer frames should be switched based on the destination MAC address
D.Only (a) and (b) are true
E.All of the above
Answer: E

8. Which of the following contributes to VPLS implementation over MPLS?
A.Connecting bridging-capable provider edge routers with a full mesh of MPLS LSP (label switched path) tunnels
B.Negotiating per-service VC labels using draft-Martini encapsulation
C.Replicating unknown and broadcast traffic in a service domain
D.Enabling MAC learning over tunnel and access ports
E.Using a separate forwarding information base (FIB) per VPLS service
F.All of the above
Answer: F

9. Which of the following statements is false?
A.VPLS is a bridged LAN service
B.VPLS provides L2 VPN services to CEs
C.VPLS is a point-to-point service where CEs are presented with point- to-point virtual circuits
D.CEs that are members of the same VPLS service instance communicate with each other as if they are connected via a bridged LAN
Answer: C

10. Which OAM tool can be used to discover the MAC address of a CE device connected to a SAP within a VPLS service?
A.oam cpe-ping
B.oam mac-ping
C.oam mac-trace
D.oam svc-ping
Answer: A

11. Which of the following statements relating to VPLS are false?
A.A VPLS is a multipoint Layer 2 service
B.A VPLS allows multiple customer sites to be connected in a single bridged domain
C.A VPLS on a single node requires a Service Distribution Path
D.With VPLS Service provider can reuse their IP/MPLS infrastructure to offer multiple services
E.The VPLS switches traffic based on MAC address associated to the appropriate SAP
Answer: C

12. Select items from the list below that are required for an operational mesh-sdp binding when signaling is enabled within the SDP.
A.LDP must be enabled
B.RSVP must be enabled
C.An SDP must be configured on the far-end
D.A transport tunnel must be up in both directions
E.A transport tunnel only needs to be up in one direction
Answer: A C D

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Exam : Alcatel-Lucent 4A0-103
Title : Alcatel-Lucent Multiprotocol Label Switching

1. Which of the following statements are true? Choose all that apply.
A. Selected labels from the FIB are populated to the LIB
B. Selected labels from the LIB are populated to the LFIB
C. Selected routes from the RIB are populated to the FIB
D. Selected routes from the FIB are populated to the RIB
E. All labels from the LIB are populated to the LFIB
Answer: BC

2. Which of the following factors are driving the evolution of the MPLS protocol and services? Choose 2 answers.
A. Customers demand for differentiated IP services
B. MPLS usage has been mandated by the IETF
C. Providers want to improve service availability and reliability
D. It is an easier technology to configure and manage than IP alone
Answer: AC

3. What is the common usage of the MPLS EXP bits?
A. Each implementation may use them as they see fit
B. They are used to carry the Ethertype value
C. They are used to carry the TTL value
D. They are used to map QoS classification
E. They are used to carry fragmentation flags
Answer: D

4. Receiving labeled packets from the MPLS domain, removing the MPLS header and forwarding unlabeled packets outside the MPLS domain is the function of which device?
A. LER
B. LSR
C. PE
D. iLER
E. eLER
Answer: E

5. What are the functions of the control plane in a MPLS router? Choose 2 answers.
A. Route exchange
B. Label swapping
C. MPLS neighbor establishment
D. Label signaling
E. Routing lookups
Answer: AD

6. If an Alcatel-Lucent 7750 SR receives an unlabeled packet with an IP TTL of 1, which of the following statements is true?
A. The packet will be labeled and forwarded with an MPLS TTL of 1
B. The packet will be labeled and forwarded with an MPLS TTL of 255
C. The packet will be dropped by the device
D. An error will occur when the device attempts to label the packet and assign the MPLS TTL of 0
Answer: C

7. Inspecting the MPLS header in the received packet and exchanging it for a new MPLS header is the function of which device?
A. iLER
B. LER
C. LSR
D. PE
E. eLER
Answer: C

8. Which of the following statements are true regarding the roles of devices in an MPLS domain? Choose 2 answers.
A. An LER is located internal to the provider domain and switches labeled packets
B. An LSR is located internal to the provider domain and switches labeled packets
C. An LSR is located at the boundary of the provider domain and may forward labeled or unlabeled packets
D. An LER is located at the boundary of the provider domain and may forward labeled or unlabeled packets
Answer: BD

9. What is the function of the MPLS label assigned to a packet?
A. It identifies the FEC
B. It specifies the packets header length
C. It identifies the origin of the packet
D. It specifies the type of data contained in the packet
Answer: A

10. Which factor is a primary cause of IP hyper-aggregation?
A. IP routing protocols do not always select the best route to a destination
B. IP routing protocols always select multiple routes to a destination
C. IP routing protocols do not make use all available network attributes to select a path
D. Improper network design results in limited network path redundancy
Answer: C

11. Choose the answer that best completes the following statement. The device at the beginning of an LSP is referred to as the ____ while the device at the end of an LSP is referred to as the ____.
A. PE, P
B. LER, LSR
C. LSR, LER
D. iLER, eLER
E. eLER, iLER
F. P, PE
Answer: D

12. Which of the following statements is true regarding per-platform label space? Choose 2 answers.
A. A separate label is used for each interface that the FEC is advertised on
B. Uses fewer label resources than a per-interface label space
C. Is typically used when the device has ATM or Frame Relay interfaces
D. Uses more label resources than a per-interface label space
E. A single label may be assigned to a FEC and used across all interfaces of the same router
F. Only valid when the LDP peers are directly connected over an interface, and the label is only going to be used for traffic sent over that interface
Answer: BE

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Exam : Alcatel-Lucent 4A0-104
Title : Alcatel-Lucent Services Architecture

1. The diagram above shows the MPLS packet format for transporting L2 services over an MPLS transport tunnel. What encapsulation method is represented by ZZZZZ above?
A. Kompella
B. Alcatel
C. Martini
D. HDLC
Answer: C

2. Which of the following are considered to be services on the Alcatel-Lucent 7750 Service Router? (Choose all that apply)
A. IES
B. VPRN
C. VPLS
D. Apipe
E. Mirroring
F. MPLS
Answer: ABCDE

3. True or False? Nodes that are not directly connected by a physical link cannot participate in a VPN
A. True
B. False
Answer: B

4. Which of the following statements is true?
A. An SDP is used to transport customer traffic between two nodes over a transport tunnel
B. A distributed Epipe service needs one SAP and one SDP on each node
C. For a service to be bi-directional, a SDP must be provisioned on each node participating in the service
D. All of the above
Answer: D

5. Identify the correct labels for the Martini encapsulation diagram above.
A. XX Transport Label, YY VC Label, ZZ Control Word
B. XX VC Label, YY Transport Label, ZZ Control Word
C. XX VC Label, YY Control Word, ZZ Transport Label
D. XX Control Word, YY VC Label, ZZ Transport Label
E. XX Control Word, YY Transport Label, ZZ VC Label
Answer: A

6. The diagram above shows the MPLS packet format for transporting L2 services over an MPLS transport tunnel. What does "XXXXX" represent in the diagram?
A. Control word
B. Outer label
C. Inner Transport label
D. Service VC label
Answer: D

7. Which CLI command on the Alcatel-Lucent 7750 SR is needed to obtain the following output?
A. show service description
B. show service id
C. show service customer
D. show service information
Answer: C

8. Point to multipoint MPLS Layer 2 VPN connectivity and encapsulation is described most accurately by which of the following?
A. RFC 4448: Encapsulation methods for transport of Ethernet over MPLS.
B. RFC3201: Definitions of Managed Objects for Circuit to Interface Translation.
C. RFC 4762: VPLS over LDP Signaling
D. RFC 4364 BGP/MPLS Layer-3 VPN
Answer: C

9. The diagram above shows the MPLS packet format for transporting L2 services over an MPLS transport tunnel. In the diagram what does "YYYYY" represent?
A. Service VC label
B. Control word
C. Inner label
D. TCP/IP header
Answer: B

10. True or False? There can only be one SAP per access port?
A. True
B. False
Answer: B

11. Martini encapsulation typically makes use of the control word in which of the following situations? (Choose two)
A. Ethernet
B. ATM AAL5
C. TDM
D. HDLC
E. Frame Relay
Answer: BE

12. Which of the following SAP encapsulations supports only a single service on a port?
A. Dot1Q
B. Null
C. Q-in-Q
D. ATM
E. BCP
Answer: B

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Exam : Alcatel-Lucent 4A0-100
Title : Alcatel-Lucent Scalable IP Networks

1. 255.255.240?
A.116.14.17.16
B.116.14.17.31
C.116.14.17.192
D.116.14.17.189
Answer: D
4. A distance vector routing protocol uses which metric to choose the preferred route to a destination?
A.bandwidth
B.precedence
C.hop count
D.cost
Answer: C
5. In what OSPF area type will one see Type 7 LSAs.
A.Not So Stubby Area (NSSA)
B.Stub Area
C.Backbone Area
D.Normal Area
Answer: A

2. Given a network address of 116.14.0.0, which of the following is a valid host address when using the subnet mask 255.255.255.240?
A.116.14.17.16
B.116.14.17.31
C.116.14.17.192
D.116.14.17.189
Answer: D

3. The Media Access Control (MAC) sub-layer is responsible for which two functions? (Choose two.)
A.directly interface with the transport layer
B.link integrity testing
C.physical addressing
D.data transmission synchronization
Answer: CD

4. 14.0.0, which of the following is a valid host address when using the subnet mask 255.255.255.240?
A.116.14.17.16
B.116.14.17.31
C.116.14.17.192
D.116.14.17.189
Answer: D
4. A distance vector routing protocol uses which metric to choose the preferred route to a destination?
A.bandwidth
B.precedence
C.hop count
D.cost
Answer: C
5. In what OSPF area type will one see Type 7 LSAs.
A.Not So Stubby Area (NSSA)
B.Stub Area
C.Backbone Area
D.Normal Area
Answer: A
6. What is the network layer responsible for?
A.Providing the physical address to the packet.
B.Determining the path to the remote host.
C.Providing reliable communications from host to host.
D.Formatting the PDU.
Answer: B

5. What is store/forward method of switching frames?
A.The switch merely looks at the source mac address before switching
B.The switch looks at the source and destination mac address before switching.
C.The switch looks at the IP header information before switching
D.The switch receives the whole frame before switching.
Answer: D

6. Which two 7750SR Service Router physical access methods are used to perform Out of Band (OOB) management? (Choose two.)
A.console port
B.management Ethernet port
C.access ports
D.network ports
Answer: AB

7. Which Ethernet frame fields are not considered when calculating the frame size? (Choose two.)
A.Frame check sequence
B.Preamble
C.Virtual Local Area Network (VLAN) tag
D.Start of frame delimiter
Answer: BD

8. 16
B.116.14.17.31
C.116.14.17.192
D.116.14.17.189
Answer: D
4. A distance vector routing protocol uses which metric to choose the preferred route to a destination?
A.bandwidth
B.precedence
C.hop count
D.cost
Answer: C
5. In what OSPF area type will one see Type 7 LSAs.
A.Not So Stubby Area (NSSA)
B.Stub Area
C.Backbone Area
D.Normal Area
Answer: A
6. What is the network layer responsible for?
A.Providing the physical address to the packet.
B.Determining the path to the remote host.
C.Providing reliable communications from host to host.
D.Formatting the PDU.
Answer: B
7. Which of the following are basic router functions ? Choose two.
A.Perform a Layer 2 header lookup
B.Broadcast a Layer 2 packet to all the interfaces.
C.IP header examination.
D.Determine the best path to the destination.
Answer: CD

9. Click the Exhibit Button below
An Ethernet Local Area Network (LAN) consists of the components shown in the diagram below:
How many broadcast and collision domains are on this LAN?
A.9 broadcast domains, 3 collision domains
B.3 broadcast domains, 3 collision domains
C.3 broadcast domains, 9 collision domains
D.1 broadcast domains, 9 collision domains
Answer: C

10. 0.0, which of the following is a valid host address when using the subnet mask 255.255.255.240?
A.116.14.17.16
B.116.14.17.31
C.116.14.17.192
D.116.14.17.189
Answer: D
4. A distance vector routing protocol uses which metric to choose the preferred route to a destination?
A.bandwidth
B.precedence
C.hop count
D.cost
Answer: C

11. Which of the following are data rates defined for Ethernet operation over copper and fiber optic cabling? (Choose three.)
A.1 Mbps
B.10 Mbps
C.1000 Mbps
D.10,000 Mbps
Answer: BCD

12. Which Ethernet frame field does the receiver use to verify the integrity of the received bits?
A.Destination address
B.Frame check sequence
C.Preamble sequence
D.Length field
Answer: B

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Exam : Alcatel-Lucent 4A0-101
Title : Alcatel-Lucent Interior Routing Protocols and High Availability

1. What modes of authentication are supported for RIPv2 on the Alcatel-Lucent 7750 SR?
A. RIPv2 supports basic and MD5 authentication only.
B. RIPv2 supports password and MD5 authentication only.
C. RIPv2 does not support authentication, password and MD5 authentication.
D. RIPv2 does not support authentication.
Answer: C

2. 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
Answer: B

3. How many databases does a Link State routing protocol use?
A. One
B. Two
C. Three
D. Four
Answer: C

4. 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
Answer: C

5. What address is used when RIPv2 uses multicast to send its updates?
A. 224.0.0.5
B. 224.0.0.6
C. 224.0.0.9
D. 224.0.0.10
E. RIPv2 does not have support for multicast
Answer: C

6. 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
Answer: B

7. Which of the following is NOT a characteristic of RIPv1?:
A. 30 second network updates
B. Classless routing
C. Broadcast advertisement
D. Poison Reverse
Answer: B

8. What is the default preference value for a static route in the Alcatel-Lucent 7750 SR router?
A. 0
B. 5
C. 10
D. 15
Answer: B

9. Which one of the commands below will create a static route to network 2.3.4.0/24 on the Alcatel-Lucent 7750 SR router?
A. static route 2.3.4.0 255.255.255.0 next hop 3.4.5.6
B. static-route next-hop 3.4.5.6 2.3.4.0/24
C. static route 2.3.4.0/24 next hop 3.4.5.6
D. static-route 2.3.4.0/24 next-hop 3.4.5.6
Answer: D

10. A static route is created using the command "static-route 2.3.4.0/24 next-hop 1.2.3.4". What is the correct traceroute command to test this static route on an Alcatel-Lucent 7750 SR?
A. traceroute 2.3.4.1
B. traceroute 2.3.4.0/24 next-hop 1.2.3.4
C. traceroute next-hop 1.2.3.4
D. traceroute does not work on the Alcatel-Lucent 7750 SR
Answer: A

11. A default route for a client is also known as the:
A. Default path
B. Default gateway
C. Gateway path
D. Proxy ARP
Answer: B

12. A static route is created using the command "static-route 0.0.0.0/0 next-hop 3.3.3.1". What command could be used to test the static route on an Alcatel-Lucent 7750 SR?
A. ping static 3.3.3.1
B. ping static 0.0.0.0/0
C. ping 3.3.3.1
D. ping 0.0.0.0
Answer: C