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Viewing page 6 out of 10 pages
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Questions # 51:

Which of the following best describes a unicast IPv6 address?

Options:

A.

Fixed total of 128 bits, where 64 bits are used for routing and 64 bits are used as an interface identifier.

B.

Fixed total of 128 bits, where 32 bits are used for the global prefix, 32 bits are used for the subnet and 64 bits are used as an interface identifier.

C.

Variable total length, where at least 48 bits are used for the global prefix, 48 bits are used for the subnet and 64 bits are used as an interface identifier.

D.

Variable total length, where at least 64 bits are used for routing and 64 bits are used as an interface identifier

Expert Solution
Questions # 52:

Which field of an IPv6 header indicates an upper layer protocol carried in the packet?

Options:

A.

Next Header

B.

Traffic Class

C.

Flow Label

D.

Payload Length

E.

Options

Expert Solution
Questions # 53:

An OSPF adjacency is stuck in the exstart state. What is the most likely cause?

Options:

A.

The MTU does not match on both interfaces.

B.

OSPF is not enabled on one of the routers.

C.

The router ID is the same on both routers.

D.

An OSPF Hello has not been received from the neighbor.

E.

The interfaces are configured as point-to-point on one side and broadcast on the other.

Expert Solution
Questions # 54:

Which function or component of the Alcatel-Lucent 7750 SR is in charge of supporting dynamic routing protocols and constructing the routing table?

Options:

A.

IOM

B.

CPM

C.

FIB

D.

SPF

Expert Solution
Questions # 55:

Click on the exhibit.

Question # 55

What value would be expected in the state field?

Options:

A.

Exchange

B.

Up

C.

Down

D.

2-Way

Expert Solution
Questions # 56:

Click on the exhibit.

Question # 56

What triggers convergence of the routing protocol when the link between switch 1 and switch 2 goes down?

Options:

A.

Convergence is triggered when the adjacency between routers R1 and R2 drops as a result of hello timeouts.

B.

Convergence is triggered when the physical interfaces between routers R1 and R2 go down.

C.

Convergence will not be triggered because switches cannot run routing protocols between them.

D.

Convergence is triggered when the switches notify the routers about the link-state info.

E.

Convergence is triggered when an LSA is sent from router R1 to router R2 to indicate that the link is down.

Expert Solution
Questions # 57:

Click on the exhibit.

Question # 57

A service provider is deploying a 6 over 4 tunnel to connect a customer's corporate IPv6 network to all devices at the branch office as shown in the exhibit.

Which command is used to create the route to the branch office network on PE1?

Options:

A.

Configure router static-route 2001:DB8:1:201::/64 indirect 10.10.10.4

B.

Configure router static-route 2001:DB8:1:201:764 indirect 2001:DB8:1:200::2

C.

Configure router static-route 2001:DB8:1:200::/56 indirect 10.10.10.4

D.

Configure router static-route 2001:DB8:1:200:756 indirect 2001:DB8:1:200::2

Expert Solution
Questions # 58:

From the list below identify two matching criteria supported for IP filters on the Alcatel-Lucent 7750 SR: (Choose two)

Options:

A.

DSCP marking

B.

Class of Service Marking

C.

DSAP marking

D.

ICMP type

Expert Solution
Questions # 59:

What value should the AFI be set to for locally administered addressing?

Options:

A.

1

B.

49

C.

83

D.

0

Expert Solution
Questions # 60:

In an OSPF Hello packet what fields must match all neighbor routers on the segment? (Choose 3)

Options:

A.

Area ID

B.

Hello and Dead Intervals

C.

Stub flag

D.

DR and BDR addresses

E.

The list of neighbors

Expert Solution
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