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Exam Code : 4A0-C04
Exam Name : Nokia NRS II Composite
Vendor Name : "Nokia"






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Nokia


4A0-C04


Nokia NRS II Composite


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Question: 89


In an IP datagram, which of the following fields identifies the receiving application?

  1. The protocol field of the transport layer header.

  2. The port field of the transport layer header.

  3. The protocol field of the network layer header.

  4. The port field of the network layer address.




Answer: B



Question: 90


On an Nokia 7750 SR, what is the recommended approach for making sure that MTUs between a VPLS and its spoke IES termination match?

A. Set the service MTU of the VPLS to match the IES MT

C. Set the ip-mtu of the IES to match the service MTU of the VPL

E. Set the SDP MTU of the IES to match the SDP MTU of the VPL

G. Set the MTU of the IES’s network port to match the service MTU of the VPL




Answer: B



Question: 91


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

  1. Source IP address

  2. TCP source port

  3. Prefix list

  4. Protocol type




Answer: D



Question: 92

An IS-IS TE enabled router has an interface on a 500Mbps link and it is configured with a 25% subscription. If this interface is not used by any LSPs. what value will be shown in the Reservable Bandwidth sub-TLV?

  1. 125 Mbps

  2. 500 Mbps

  3. 625 Mbps

  4. 2000 Mbps




Answer: A
Question: 93 Click the exhibit.



Which of the following is a valid confederation configuration for Router R2?



  1. Option A

  2. Option B

  3. Option C

  4. Option D




Answer: C
Question: 94 Click the exhibit.


If router A originates a BGP route for prefix 192.168.0.1/27, what will the update contain when it reaches router B?

A. AS Path of 65200, Next Hop of router A, Origin of IG

  1. AS Path of 65200, Next Hop of router A, Origin of incomplete.

  2. Null AS Path, Next Hop of router A, Origin of IG

F. Null AS Path, Next Hop of router A, Origin of incomplete.




Answer: C



Question: 95


Which of the following about MPLS shortcuts for IGP on an Nokia 7750 SR is FALSE?

  1. An IGP route takes priority over a transport tunnel.

  2. Both LDP and RSVP-TE based tunnels can be used.

  3. MPLS tunnels can be used to resolve the prefixes learned via IG

E. Multiple MPLS tunnels can be installed in the FI




Answer: A



Question: 96


What happens by default on an Nokia 7750 SR when a VPLS accepts a tagged frame at the ingress SAP 1/1/1:100?

  1. The FCS is verified and kept in the customer frame. The VLAN tag is kept and transported over the network.

  2. The FCS is verified and kept in the customer frame. The VLAN tag is removed for transport over the network.

  3. The FCS is verified and removed from the frame. The VLAN tag is kept for transport over the network.

  4. The FCS is verified and removed from the frame. The VLAN tag is removed for transport over the network.




Answer: D



Question: 97


Which of the following about VPRN VRF tables is FALSE?

  1. A PE uses the same VRF table for all the VPRN services on it.

  2. A PE uses a VRF to maintain forwarding information.

  3. Information for VRFs can be advertised between PEs by MP-BG

E. A PE uses a VRF to route traffic to CEs.



Answer: A



Question: 98


A BGP session is in OpenConfirm state .


Which of the following messages must be received to transition to Established state?

  1. Update

  2. Open

  3. Notification

  4. Keepalive




Answer: D
Question: 99 Click the exhibit.


The CEs use BGP and export policies to advertise their local prefixes with the VPRN on their PEs.


If the VPRN is functioning properly, which of the following commands will succeed when performed on router R1? A. "ping 192.168.20.1"

  1. "oam vprn-ping 100 source 192.168.10.1 destination 192.168.20.1"

  2. "oam vprn-ping 100 source 192.168.20.1 destination 192.168.10.1"

  3. "ping 10.10.10.6" (router R6’s system IP)




Answer: B



Question: 100


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

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

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

  3. 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.

  4. 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.




Answer: A
Question: 101 Click the exhibit.


The output is from PE router R1 about VPRN service 100.


From which protocol did router R1 learn the prefix 192.168.20.0/24?

  1. LDP

  2. BGP

  3. MP-BGP

  4. MPLS




Answer: C