4A0-104 Online Practice Questions and Answers

Click the exhibit.

E-pipe 100 is using an SDP (4) with an LSP that uses the path shown (PE1-PE2-PE3-PE4). Which of the following is the expected output from the OAM command?

A. Option A

B. Option B

C. Option C

D. Option D

Click the exhibit.

Which tool produced this output?

A. mac-trace

B. svc-ping

C. lsp-trace

D. traceroute

Which of the following about IES is FALSE?

A. An IES provides a Layer 3 interface to a customer.

B. A virtual routing/forwarding table is created per IES service.

C. An IES supports QoS.

D. An IES interface's IP address, if bound to a port, will appear in the routing table.

Which of the following about IES is TRUE?

A. An IES requires a spoke SDP.

B. A virtual route table must be configured for an IES service.

C. An IES service must use static routes to communicate with customer networks.

D. An IES must have at least one SAP defined.

Click the exhibit.

The operator at PE1 wants to analyze the traffic between CE4 and PE2. On a Nokia 7750 SR, which of the following is required as part of the configuration?

A. Both PE1 and PE2 need a mirror source.

B. PE2 needs a mirror source with the remote source specified.

C. PE1 needs a mirror source with the remote source specified.

D. Both PE1 and PE2 need a mirror destination.

E. PE2 needs a mirror destination that specifies a SAP.

A service provider wishes to configure a Layer 2 service that will forward customer VLAN tags. When configuring an SDP for the service, which vc-type will forward service delimiting tags on the ingress PE?

A. vc-type ether

B. vc-type vlan

C. vc-type dot1q

D. vc-type null

Which of the following commands would be used to configure a new VPLS service that will use a default vc-id of 5 and a customer id of 4?

A. configure service vpls 4 customer 4 vc-id 5 create

B. configure service vpls 5 customer 4 create

C. configure service vpls 100 customer 4 vc-id 4 create

D. configure service vpls vc-id 5 customer4 create

Consider an E-pipe service configured with SAP 1/1/1:5 and SAP 1/1/1:6. If the SAP 1/1/1:5 accepts an ingress frame, which of the following is TRUE?

A. The frame egresses from 1/1/1:6 with no VLAN tag.

B. The frame egresses from 1/1/1:6 with VLAN tag 5.

C. The frame egresses from 1/1/1:6 with VLAN tag 6.

D. The frame egresses from 1/1/1:6 with an inner VLAN tag of 5 and an outer VLAN tag of 6.

Which of the following about an E-pipe terminating on a VPLS is FALSE?

A. The VC-IDs used between the E-pipe and VPLS must match.

B. The E-pipe must maintain a MAC FDB in order to connect to the VPLS.

C. The service ID of the E-pipe can be different from that of the VPLS.

D. The service MTU of the VPLS and E-pipe must match.

How many service labels must be signaled to bring up a fully-meshed VPLS among five PE routers?

A. 1

B. 5

C. 10

D. 20

Which protocol can be used to signal the outer label for a VPN service?

A. IPCP

B. LDP

C. PPP

D. TLDP

An operator needs to provision 6VPE on a Nokia 7750 SR that is also used to provide existing IPv4 VPRN services. IPv6 VPRN customers use BGP as a PE-CE protocol. Which of the following statements is FALSE regarding the configuration steps required?

A. MP-BGP sessions need to be configured in the service provider network to support a VPN-IPv6 address family.

B. PE routers must be configured to run MP-BGP and IPv6

C. PE-to-CE BGP sessions need to be configured to support IPv6.

D. The provider core must be configured to support IPv6

E. None of the above statements are false.

F. All of the above statements are false

Which routing protocol cannot be run over an I-pipe?

A. OSPF

B. RIP

C. BGP

D. IS-IS

The terms "customer" and "service" are used synonymously when describing a service implementation on the Nokia 7750 SR.

A. TRUE

B. FALSE

Which of the following best describes a VPRN?

A. Layer 3 direct Internet access service.

B. Layer 2 point-to-point service.

C. Layer 2 multipoint-to-multipoint service.

D. Layer 3 IP multipoint-to-multipoint VPN service.