Which of the following about Hierarchical VPLS is FALSE?

They use mesh SDPs to connect smaller VPLSes together.

They allow a VPLS to scale more easily.

They use mesh SDPs to connect smaller VPLSes together.

They allow a service to span multiple metro networks.

They simplify the configuration required when adding new PEs.

By default, what does the Nokia 7750 SR do when a frame with an unknown destination address is received in a VPLS?

It floods the frame to all PEs participating in the service.

It sends a destination unreachable message back to the originating host.

It sends the frame to the closest neighbor.

On an Nokia 7750 SR, which of the following about a VPLS is FALSE?

A VPLS appears to the customer as a direct Ethernet connection.

By default, the VC ID on the mesh SDPs of a VPLS are set to the service ID.

A VPLS appears to the customer as a direct Ethernet connection.

Mesh SDPs are used for VPLSes to avoid loops.

By default, T-LDP is used for signaling service labels.

Click the exhibit. An operator at PE1 wants to analyze the traffic between CE1 and PE1 on SAP 1/1/3, On an Nokia 7750 SR, which of the following is NOT required as part of the configuration?

A mirror source defined with an SDP destination.

A mirror source with a defined source type.

A mirror source defined with an SDP destination.

A mirror destination with a SAP defined.

A mirror destination and a mirror source with the same service ID.

Which of the following about the label stack of a VPRN is FALSE?

The service label is swapped for a transport label during transport.

The transport label is used to forward packets between PEs.

The service label is used to identify which VPRN a packet belongs to.

Labels are initially added at the ingress PE.

The SAP 1/1/1:2.3 receives an Ethernet frame with outer VLAN tag 2 and inner VLAN tag 5. Which of the following is TRUE?

The matching outer tag is removed, and the frame is forwarded.

The inner tag is removed, and the frame is forwarded.

The inner tag is changed to match the SAP, and the frame is forwarded.

Which of the following SAPs can be used so that only untagged frames and frames with a VLAN tag of 0 are accepted?

requires both sap 1/1/1:0 and sap 1/1/1:*

Which of the following about configuring a distributed E-pipe service is TRUE?

The VC ID on the spoke SDP must be explicitly configured.

The VC ID on the mesh SDP must be explicitly configured.

The VC ID on the spoke SDP must be explicitly configured.

The VC ID on the mesh SDP does not have to be explicitly configured and it will use the service id.

The VC ID on the spoke SDP does not have to be explicitly configured and it will use the service id.

Which of the following best describes a MAC FDB used by a VPLS service?

A separate MAC FDB is used on the PE for each VPLS service.

A VPLS service does not use a MAC FDB.

A single MAC FDB is shared by all VPLS services on a PE.

A separate MAC FDB is used on the PE for each VPLS service.

Each VPLS service uses a separate MAC FDBs for unicast and multicast traffic.

Which of the following about the Nokia 7750 SR svc-ping, when used in-band, is FALSE?

It will show the hops taken between service endpoints.

It will test the delay across the service.

It will test the SDPs of a service in both directions.

It will test the round-trip connectivity of the service.

Which of the following best describes the flooding of traffic on a PE when unknown traffic is received on a SAP of a VPLS?

Traffic is flooded to all SAPs, spoke SDPs, and mesh SDPs in the service.

Traffic is flooded to all SAPs in the service.

Traffic is flooded to all SAPs and spoke SDPs in the service.

Traffic is flooded to all SAPs and mesh SDPs in the service.

Traffic is flooded to all SAPs, spoke SDPs, and mesh SDPs in the service.

Click the exhibit. Both clips of output are from router R4. The show service command indicates that an SDP is down. What might be the cause?

The service MTU on 10.10.10.1 has been set to a different value.

The mesh SDP on router R4 has been shutdown.

The mesh SDP on 10.10.10.1 has been shutdown.

The service MTU on 10.10.10.1 has been set to a different value.

The IngLbl and EgrLbl that router R4 has for 10.10.10.1 are identical.

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

PE1 needs a mirror destination with the remote source specified.

PE2 needs a mirror source with the remote source specified.

PE1 needs a mirror destination with the remote source specified.

PE1 needs a mirror source with the remote source specified.

PE1 and PE2 need a mirror source specified.

Which of the following regarding 6VPE is FALSE?

6VPE implements its own VPN-IPv6 address family and is a replacement for MP-BGP.

6VPE is a tunneling technology that makes use of MPLS tunnels to transport IPv6 prefixes over an IPv4 infrastructure.

Customers connected to 6VPE can run IPv6 or IPv4.

On a PE router, if the MP-BGP next hop is an IPv4 address, a mapped IPv6-compliant address will be used.

6VPE implements its own VPN-IPv6 address family and is a replacement for MP-BGP.

Click the exhibit. Routes are exchanged between CE1 and PE1 using BGP. CE2 and PE2 use static routes to forward traffic to and from the VPRN. Which of the following is FALSE?

An export policy is required to advertise routes between the PE routers.

An export policy is required on PE1 to advertise routes to CE1.

An export policy is required on CE1 to advertise local routes to PEL

An export policy is required to advertise routes between the PE routers.

No export policy is required on PE2 or CE2 due to the static routes.

Which of the following about IES is TRUE?

An IES must have at least one SAP defined.

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

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

An IES must have at least one SAP defined.

Which of the following about the BGP VPN-IPv4 address family is FALSE?

In a VPRN, data traffic is carried in packets that have VPN-IPv4 addresses.

When a PE router receives an IPv4 prefix from its local CE, it creates a VPN-IFV4 prefix.

VPN-IPv4 allows BGP to distinguish between duplicate prefixes originating from different customers.

In a VPRN, data traffic is carried in packets that have VPN-IPv4 addresses.

VPN-IFV4 addresses are only present within the service provider network.

On the Nokia 7750 SR, which one of the following steps is NOT required when enabling an MP-BGP session between PE routers in a VPRN?

Configuring an export policy to advertise routes between PEs.

Configuring an autonomous system number in the global context.

Configuring a BGP group and peer parameters.

Configuring a VPN-IPv4 address family.

Configuring an export policy to advertise routes between PEs.

A CE is connected to an IES interface. Which of the following is TRUE?

The IES must use an IP address that is different than the C.

The IES's interface must be an IGP peer with the CE.

The IES must use an IP address that is different than the C.

The IES can only include one SAP for the CE.

The IES must include a network port.

Which of the following about VPRN route targets is FALSE?

A route target appended to an IPv4 prefix produces a VPN-IPv4 prefix.

A route target is used to distinguish to which VRF table a prefix belongs.

A route target appended to an IPv4 prefix produces a VPN-IPv4 prefix.

Multiple route targets can be part of a single MP-BGP update.

Route targets must be configured for VPRNs.

Which of the following about VPLS MAC learning is FALSE?

Multiple VPLSes on the same PE share the same MAC FDB.

The PE routers of the service are responsible for learning MAC addresses.

Flooding ensures that all PEs in a fully-meshed VPLS will learn the source address of all traffic.

MAC learning reduces flooding of frames with previously learned addresses.

Multiple VPLSes on the same PE share the same MAC FDB.

By default, how does a VPLS handle a tagged frame received at the ingress of a null SAP on an Nokia 7750 SR?

The FCS is verified and removed from the frame. The VLAN tag is kept and transported over the network.

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

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

The FCS is verified and removed from the frame. The VLAN tag is kept and transported over the network.

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

Click the exhibit. This is output from router R4. Service 333 is a VPLS. Why does peer 10.10.10.1 not have an EgrLbl?

10.10.10.1 has not sent a label to router R4 yet.

The SDP to 10.10.10.1 on router R4 is shutdown.

Router R4 has not sent a label to router R1 (10.10.10.1) yet.

10.10.10.1 has a different service MTU set.

10.10.10.1 has not sent a label to router R4 yet.

Which of the following is NOT a benefit of 'Hub and Spoke'' VPLS deployments?

They prevent loops that can be introduced by mesh deployments.

They reduce the number of SDPs that need to be configured.

They can be used to work around physical topologies that prevent a fully meshed deployment.

They prevent loops that can be introduced by mesh deployments.

They can simplify the implementation of security policy enforcement and packet inspection.

If the Nokia 7750 SR is rebooted after an 'admin save'' has been performed, which of the following about mirror services is TRUE?

Only the mirror source must be re-configured.

Only the mirror destination must be re-configured.

Both the mirror destination and mirror source must be re-configured.

Neither the mirror destination nor the mirror source must be re-configured.

Nokia 4A0-104 Practice Test 6 - Free Online Exam Prep & Questions

Click the exhibit. This output is from router R4. Service 333 is a VPLS. Why might the peer 10.10.10.1 have the same value for IngLbl and EgrLbl?

Become a Premium Member for full access

Unlock Premium Member

Nokia 4A0-104 Practice Test 6

Question

Nokia 4A0-104 Practice Tests

Practice Tests