Frame Relay

Question 1

The output of the show frame-relay pvc command shows ”PVC STATUS=INACTIVE”. What does this mean?

Answer 1

The PVC is configured correctly on the local switch, but there is a problem on the remote end of the PVC.

Question 2

Which command allows you to verify the encapsulation type (CISCO or IETF) for a frame relay link?

Answer 2

show frame-relay map

Question 3

Which statement describes DLCI 17?

Answer 3

LCI 17 is the Layer 2 address used by R2 to describe a PVC to R3.

Question 4

Users have been complaining that their Frame Relay connection to the corporate site is very slow. The network administrator suspects that the link is overloaded. Based on the partial output of the Router#show frame relay pvccommand shown in the graphic, which output value indicates to the local router that traffic sent to the corporate site is experiencing congestion?

Answer 4

in FECN packets 147

Question 5

What occurs on a Frame Relay network when the CIR is exceeded?

Answer 5

All traffic exceeding the CIR is marked discard eligible.

Question 6

What command is used to verify the DLCI destination address in a Frame Relay static configuration?

Answer 6

show frame-relay map

Question 7

Router 1# show running-config interface serial0/0 bandwidth 64 ip address 172.16.100.2 255.255.0.0 encapsulation frame-relay frame-relay map ip 172.16.100.1 100 broadcast

As a technician, you found the router1 is unable to reach the second router. Both routers are running IOS version 12.0. Based on this information, what is the most likely cause of the problem?

Answer 7

incorrect map statement

Question 8

What is the meaning of the term dynamic as displayed in the output of the show frame-relay map command shown?

Answer 8

The mapping between DLCI 100 and the end station IP address 172.16.3.1 was learned through Inverse ARP

Question 9

Which WAN protocol is being used?

Answer 9

Frame Relay

Question 10

The command frame-relay map ip 10.121.16.8 102 broadcast was entered on the router. Which of the following statements is true concerning this command?

Answer 10

The broadcast option allows packets, such as RIP updates, to be forwarded across the PVC.

Question 11

What are two characteristics of Frame Relay point-to-point subinterfaces?

Answer 11

1. They require a unique subnet within a routing domain.
2. They emulate leased lines.

Question 12

In the Frame Relay network, which IP addresses whould be assigned to the interfaces with point-to-point PVCs?

Answer 12

DLCI 16 192.168.10.1/24
DLCI 17 192.168.11.1/24
DLCI 99 192.168.10.2/24
DLCI 28 192.168.11.2/24

Question 13

What two statistics appear in show frame-relay map output

Answer 13

1. The value of the local DLCI
2. The status of the PVC that is configured on the router

Question 14

It has become necessary to configure an existing serial interface to accept a second Frame Relay virtual circuit. Which of the following are required to solve this?

Answer 14

1. remove the ip address from the physical interface
2. create the virtual interfaces with the interface command
3. configure each subinterface with its own IP address

Question 15

Which encapsulation type is a Frame Relay encapsulation type that is supported by Cisco routers?

Answer 15

IETF

Question 16

What is the result of issuing the frame-relay map ip 192.168.1.2 202 broadcast command?

Answer 16

Defines the DLCI that is used for all packets that are sent to the 192.168.1.2 IP address