Free Nokia SRA Composite Exam 4A0-C02 Exam Practice Test

Which of the following about the Route Target is TRUE?

• The Route Target is added to an IPv4 route to create the VPN-IPv4 route.
• The Route Target is an extended community string that identifies VPN membership.
• A route can have only one Route Target.
• The Route Target is a 64-bit value added to customer prefixes to make them unique.

In a Carrier Supporting Carrier (CSC) VPRN, which of the following is a benefit to the customer carrier?

• The ability to offer Internet connectivity and a variety of services over a single CSC VPRN interface.
• The ability to maintain its own backbone.
• The ability to learn system addresses of network provider PEs.
• There is no need to manage end-customer services.

Which of the following are characteristics of DSCP? (Choose two)

• DSCP is part of the Layer 3 header.
• DSCP is a 6-bit field.
• DSCP specifies eight different priorities.
• DSCP specifies four precedence levels.
• DSCP is part of the Layer 2 header
• DSCP specifies 128 different per-hop behaviors.

Which single command will verify the state of auto-bind, the configured Route Distinguisher and Route Target, in addition to the SAP and SDP bindings for a particular service on an Alcatel-Lucent 7750 SR?

• Show service all
• Show service id detail
• Show service id base
• Show service id bindings
• Show service sap-using

Which of the following entities can scheduler policies be applied to? (Choose two)

• Network ingress port
• Epipe ingress SAP
• ES egress SAP
• Ingress MDA
• VPRN ingress interface
• Shared buffer space

What is the default service-mtu for a VPLS service?

• 1500
• 1514
• 1518
• It depends on the access port MTU.
• It depends on the network port MTU.

Consider a large metro-to-metro VPLS network interconnected with a mesh of mesh-SDPs. Which of the following statements does NOT apply to this situation?

• Bandwidth and replication inefficiency can occur on inter-metro links if there is a lot of multicast traffic
• The number of control sessions grows exponentially in a fully meshed network.
• Spanning-tree is required to prevent loops when using mesh SDPs on the inter-metro links.
• Network touches increase with each node added to the mesh.

Which of the following about inter-AS model C VPRNs is FALSE?

• Within each AS, the ASBR advertises the system addresses of remote PE routers as labeled IPv4 routes.
• PE routers in different ASs exchange VPRN routing information directly over MP-eBGP.
• Within each AS, MP-iBGP sessions are established to exchange VPN-IPv4 prefixes between the PE routers.
• ASBRs exchange the system addresses of PE routers as VPN-IPv4 routes over MP-eBGP.

Which of the following parameters are used in a hierarchical scheduler-policy to specify the priority of the child scheduler/queue for allocating bandwidth beyond its committed rate? (Choose two)

• CIR
• CIR level
• CIR weight
• Rate
• Level
• Weight

When a routing protocol is configured as the PE-CE protocol at one site of a customer VPRN, the same routing protocol must be configured as the PE-CE protocol at all other sites of the same customer VPRN.

• True
• False