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Which of the following about LDP sessions is TRUE?
Frame mode requires multiple sessions between peers.
The lower transport address initiates the session.
Established LDP sessions run over a TCP connection.
An LDP session is established immediately after Init messages are exchanged between peers.
Click on the exhibit.
This policy is applied on a router as an LDP export policy and an LDP session has been established between this router and its neighboring router. In addition to the FECs learned from its neighbors, what additional FECs will appear in this router's LIB?
All FECs that are in the 192.168.1.0/24 address space.
Local FECs that are in the 192.168.1.0/24 address space.
All FECs that are not in the 192.168.1.0/24 address space.
All FECs except the local FECs that are in the 192.168.1.0/24 address space.
Initially, all ports on an Alcatel-Lucent 7750 SR have 10Gbps bandwidth. RSVP configuration limits reservable bandwidth to 30 percent on all interfaces. An LSP is signaled reserving 1 Gbps bandwidth. How much unreserved bandwidth is left on the interface?
Fill in the blanks: A device has all interfaces inside the provider domain, and a
device has at least one interface outside the provider domain.
Which of the following regarding per-platform label space is TRUE?
A separate label is used for each interface on which the FEC is advertised.
A single label is assigned to a FEC for all interfaces on the same router,
It is typically used when the device has ATM or Frame Relay interfaces.
It uses more label resources than a per-interface label space.
Which of the following about RSVP-TE summary refresh messages is TRUE?
They list the RSVP session names that the router is refreshing,
They list the Message IDs that the router is refreshing,
They list the Tunnel IDs that the router is refreshing.
They list the LSP I Ds that the router is refreshing.
How does a DMP inform the downstream routers that it has merged detour tunnels?
The DMP sends the DMP_Object in each detour's PATH messages.
The DMP summarizes PATH messages, giving each detour its own MSGJD.
The DMP identifies itself as the previous hop in each detour's PATH message.
The DMP sends a single PATH message containing the merged DETOUR_Objects.
Click on the exhibit.
An LSP traverses the path R1-R2-R3. With one-to-one fast reroute enabled, which router becomes a DMP for the detour tunnels?
Which of the following is TRUE when the explicit null is implemented?
The penultimate router will forward packets to the eLER, based on the IP header.
The eLER will receive packets with a top label value of 0.
The eLER will receive packets with a top label value of 3.
The penultimate router will pop the top label from the packets.
Which MPLS mode saves only active label mappings received from peer LSRs?
Conservative label retention
Liberal label retention
Downstream on demand
Click on the exhibit.
RSVP session state for LSP 1 has timed out on router R3. Which of the following actions will router R3 initiate to clear the RSVP session?
Send a PATH Tear message toward router R6.
Send a PATH Tear message toward router R1.
Send a PATH Error message toward router R6.
Send a PATH Error message toward router R1.
Which of the following regarding MPLS encapsulation for VPRN services is TRUE?
The customer's Layer 3 header is removed at the iLER.
The customer's Layer 2 header is removed at the iLER.
The customer's Layer 3 header is removed at the eLER.
The customer's Layer 2 header is removed at the eLER.
Click on the exhibit.
An LDP-over-RSVP tunnel is established between PE-1 and PE-2. Which of the following is NOT required to protect the LDP-over-RSVP tunnel?
PE-1 requires T-LDP sessions to both ABR-1 and ABR-2.
PE-1 requires a full mesh of RSVP-TE LSPs to all routers in area 1.
ABR-1 requires T-LDP sessions to all ABRs in area 0.
PE-1 requires fast reroute enabled on all RSVP-TE LSPs.
Click on the exhibit.
An LSP traverses R1-R2-R4-R6 and one-to-one fast reroute with link protection is enabled. All links have the same cost. Which of the following about DMP and MP is TRUE?
R3 and R5 become DMPs; R6 becomes MP.
R3 and R5 become DMPs; R4 becomes MP.
R3, R5, and R6 become DMPs; R4 becomes MP.
R1, R3, and R5 becomes DMPs; R4 and R6 become MPs.
Which of the following is NOT a characteristic of MPLS?
It provides the ability to establish connection oriented paths over a connectionless IP network.
It provides a mechanism to engineer network traffic patterns independently of IP routing tables.
It will work over most physical layer protocols.
It can use GRE tunnels to transport data from many different protocols over an IP network.
Which of the following about an ERO in an RSVP PATH message is FALSE?
ERO is used by downstream routers to determine the next-hop for the LSP.
ERO contains label information used to signal an LSP path.
ERO is not always present in the PATH message.
Each downstream router updates information inside the ERO.
Which of the following is NOT an application of MPLS?
Enabling traffic engineering
Enabling network security
Enhancing network resiliency
Alcatel-Lucent 4A0-103 Exam (Alcatel-Lucent Multi Protocol Label Switching) Detailed Information
4A0-103 - Alcatel-Lucent Multi Protocol Label Switching
4A0-103 Test Objectives
Nokia Multiprotocol Label Switching
Nokia Multiprotocol Label Switching
Credit Towards Certifications:
Nokia Network Routing Specialist II
Nokia Mobile Routing Professional
Nokia Triple Play Routing Professional
Nokia Service Routing Architect
Mandatory Exam Prerequisites:
Exam Appointment Duration:
135 minutes. This is the exam duration plus a 45 minute tutorial on computer-based examinations.
Number of Questions:
This overview provides broad guidelines for the type of content that may be included in the exam. Other material not described here may be incorporated into the exam.
Explain the basic concepts of MPLS technology such as forwarding equivalence classes (FECs), labels and label stacks, label distribution, LSPs and MPLS packet forwarding
Describe the MPLS header structure and explain the label operations of pop, push and swap
List the characteristics of different label distribution protocols and compare them
Explain how LDP works to distribute labels for FECs and establish LSPs
Describe traffic engineering and its advantage in an MPLS network.
Identify the traffic engineering extensions made to the IGP routing protocols and understand how they are used with CSPF to establish traffic engineered LSPs
Demonstrate how RSVP-TE is used to establish traffic engineered LSPs using RSVP signaling messages to distribute labels, specify constraints for the LSP and request LSP protection mechanisms
Describe the concept of a shared risk link group (SRLG) and its use in traffic engineering
State the purpose of using LDP over RSVP tunnels to provide traffic engineering in a hierarchical network
Configure an MPLS-based core network using LDP, RSVP-TE, and LDP over RSVP
List the various LSP protection mechanisms (Secondary/ Standby LSP, fast reroutes)
Describe MPLS for IP routing (MPLS shortcuts)
Configure 6PE on a network of 7750 SRs
Configure RSVP-TE LSPs using each of the possible protection Mechanisms
Understand how to manage, monitor and perform basic troubleshooting of LDP-established LSPs on the Nokia 7750 Service Router (SR) and Nokia 7450 Ethernet Service Switch (ESS)
Understand how to manage, monitor and perform basic troubleshooting of RSVP-TE-established LSPs on the Nokia 7750 SR and Nokia 7450 ESS
Download the practice exam for Nokia Multiprotocol Label Switching
Exam exemptions are available for individuals with IP certifications from other organizations. Refer to the following link for additional details: Credit for Other IP Certifications.
Price: $125 USD based on exam delivery in North America. Pricing in other countries may vary slightly depending on country location.
Exams are delivered by our external test delivery partner, Pearson VUE. For more information, access their website at www.pearsonvue.com/nokia.
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