Question 1

The ability to define routes dynamically,plan resource commitments on the basis of known demand,and optimize network utilization is referred to as ________.

Accepted Answer

The answer of The ability to define routes dynamically,plan resource...

Question 2

A key component of an MPLS network is the use of ________ to optimize and manage the load.

Accepted Answer

A) session distribution 
B) nodes 
C) labeled routers 
D) traffic engineering

Question 3

MPLS is intended to provide connection-oriented QoS with features similar to those found in ________.

Accepted Answer

A) Integrated Services 
B) IETF 
C) Differentiated Services 
D) ISA

Question 4

A routing algorithm develops information that can be used in determining how to handle packets with different service needs.

Accepted Answer

A) True 
 B)False

Question 5

The objective of ________ is to support link layer interfaces,such as ATM and Ethernet,for providing VPNs for an MPLS-enabled IP packet switched network.

Accepted Answer

A) l3vpn 
B) PCE 
C) l2vpn 
D) pwe3

Question 6

One of the most powerful features of MPLS is label stacking.

Accepted Answer

A) True 
 B)False

Question 7

________ define a flow of packets between two endpoints or,in the case of multicast,between a source endpoint and a multicast group of destination endpoints.

Accepted Answer

A) Pseudowires 
B) Labels 
C) Tunnels 
D) Backbones

Question 8

A routing algorithm that takes into account the traffic requirements of various flows and that takes into account the resources available along various hops and through various nodes is referred to as a ________ algorithm.

Accepted Answer

The answer of A routing algorithm that takes into account...

Question 9

Hop-by-hop routing does not readily support traffic engineering or policy routing.

Accepted Answer

A) True 
 B)False

Question 10

Traffic designated as VPN traffic can only go from a VPN source to a destination in the same VPN.

Accepted Answer

A) True 
 B)False

Question 11

For each forwarding equivalence class a specific path through the network of LSRs is defined.This is called a ________ path.

Accepted Answer

The answer of For each forwarding equivalence class a specific...

Question 12

An ________ represents a group of packets that share the same transport requirements,receive the same treatment en route to the destination and follow the same path and receive the same QoS treatment at each hop.

Accepted Answer

The answer of An ________ represents a group of packets...

Question 13

The essence of MPLS functionality is that traffic is grouped into ________.

Accepted Answer

A) FECs 
B) ECN 
C) LIBs 
D) LSPs

Question 14

In the early 1990s the telecom industry made a substantial investment in ________ as the network backbone technology of the future.

Accepted Answer

The answer of In the early 1990s the telecom industry...

Question 15

Protocols that communicate which label goes with which FEC are called ________.

Accepted Answer

A) label routing protocols 
B) label stacking protocols 
C) label switching protocols 
D) label distribution protocols

Question 16

MPLS imposes a connectionless framework on an IP-based internet and thus provides the foundation for sophisticated and reliable QoS traffic contracts.

Accepted Answer

A) True 
 B)False

Question 17

________ messages are used to create,change,and delete label mappings for FECs.

Accepted Answer

A) Session establishment and maintenance 
B) Discovery 
C) Advertisement 
D) Notification

Question 18

When computing paths for LSPs,________ considers the topology of the network, the attributes of the individual links between LSRs,and the attributes of existing LSPs.

Accepted Answer

The answer of When computing paths for LSPs,________ considers the...

Question 19

________ have as their fundamental purpose dynamically finding a route through an internet between any source and any destination.

Accepted Answer

A) Routing protocols 
B) Tunnel protocols 
C) Label protocols 
D) Traffic protocols

Question 20

________ focuses on the architecture and techniques for constraint-based path computation.

Accepted Answer

A) CCAMP 
B) PCE 
C) 12vpn 
D) Pwe3

Exam 23: Multiprotocol Label Switching

The ability to define routes dynamically,plan resource commitments on the basis of known demand,and optimize network utilization is referred to as ________.

A key component of an MPLS network is the use of ________ to optimize and manage the load.

MPLS is intended to provide connection-oriented QoS with features similar to those found in ________.

A routing algorithm develops information that can be used in determining how to handle packets with different service needs.

The objective of ________ is to support link layer interfaces,such as ATM and Ethernet,for providing VPNs for an MPLS-enabled IP packet switched network.

One of the most powerful features of MPLS is label stacking.

________ define a flow of packets between two endpoints or,in the case of multicast,between a source endpoint and a multicast group of destination endpoints.

A routing algorithm that takes into account the traffic requirements of various flows and that takes into account the resources available along various hops and through various nodes is referred to as a ________ algorithm.

Hop-by-hop routing does not readily support traffic engineering or policy routing.

Traffic designated as VPN traffic can only go from a VPN source to a destination in the same VPN.

For each forwarding equivalence class a specific path through the network of LSRs is defined.This is called a ________ path.

An ________ represents a group of packets that share the same transport requirements,receive the same treatment en route to the destination and follow the same path and receive the same QoS treatment at each hop.

The essence of MPLS functionality is that traffic is grouped into ________.

In the early 1990s the telecom industry made a substantial investment in ________ as the network backbone technology of the future.

Protocols that communicate which label goes with which FEC are called ________.

MPLS imposes a connectionless framework on an IP-based internet and thus provides the foundation for sophisticated and reliable QoS traffic contracts.

________ messages are used to create,change,and delete label mappings for FECs.

When computing paths for LSPs,________ considers the topology of the network, the attributes of the individual links between LSRs,and the attributes of existing LSPs.

________ have as their fundamental purpose dynamically finding a route through an internet between any source and any destination.

________ focuses on the architecture and techniques for constraint-based path computation.