Ensurepass

CCIE Routing and Switching Written Exam v5.1

 

QUESTION 601

Which statement about WAN Ethernet Services is true?

 

A.

Rate-limiting can be configured per EVC.

B.

Point-to-point processing and encapsulation are performed on the customer network.

C.

Ethernet multipoint services function as a multipoint-to-multipoint VLAN-based connection.

D.

UNIs can perform service multiplexing and all-in-one bundling.

 

Correct Answer: A

Explanation:

The MEF has defined a set of bandwidth profiles that can be applied at the UNI or to an EVC. A bandwidth profile is a limit on the rate at which Ethernet frames can traverse the UNI or the EVC. Reference: http://www.ciscopress.com/articles/article.asp?p=101367&seqNum=2

 

QUESTION 602

Refer to the exhibit. Which statement about the topology is true?

 

clip_image002

 

A.

It provides a transparent LAN service.

B.

It provides only point-to-multipoint connections between UNIs.

C.

It uses port-based connections at the hub.

D.

It provides point-to-point connections between UNIs.

 

Correct Answer: D

 

 

QUESTION 603

Which two statements about reverse ARP are true? (Choose two.)

 

A.

Its servers require static mappings.

B.

It works with AutoInstall to configure new devices.

C.

It provides IP addresses for subnet masks.

D.

It provides IP addresses for default gateways.

E.

It requires less maintenance than DHCP.

 

Correct Answer: AB

 

 

QUESTION 604

Refer to the exhibit. Which BGP feature is being used?

 

clip_image004

 

A.

fast session deactivation

B.

graceful restart

C.

PIC

D.

graceful shutdown

 

Correct Answer: A

 

 

QUESTION 605

Which three options are sources from which a SPAN session can copy traffic? (Choose three.)

 

A.

Ports

B.

EtherChannels

C.

VLANs

D.

Subnets

E.

Primary IP addresses

F.

Secondary IP addresses

 

Correct Answer: ABC

Explanation:

The interfaces from which traffic can be monitored are called SPAN sources. Sources designate the traffic to monitor and whether to copy ingress, egress, or both directions of traffic. SPAN sources include the following:

 

clip_image006Ethernet ports

clip_image006[1]Port channels

clip_image006[2]The inband interface to the control plane CPU–You can monitor the inband interface only from the default VDC. Inband traffic from all VDCs is monitored.

clip_image006[3]VLANs–When a VLAN is specified as a SPAN source, all supported interfaces in the VLAN are SPAN sources.

clip_image006[4]Remote SPAN (RSPAN) VLANs

clip_image006[5]Fabric port channels connected to the Cisco Nexus 2000 Series Fabric Extender

clip_image006[6]Satellite ports and host interface port channels on the Cisco Nexus 2000 Series Fabric

clip_image006[7]Extender–These interfaces are supported in Layer 2 access mode, Layer 2 trunk mode, and Layer 3 mode.

 

 

QUESTION 606

What is a reason for an EIGRP router to send an SIA reply to a peer?

 

A.

to respond to an SIA query with the alternative path requested

B.

to respond to a query reporting that the prefix has gone stuck-in-active

< span lang="EN-US" style="font-family: ; mso-font-kerning: 0pt; mso-no-proof: yes">C.

to respond to an SIA query that the router is still waiting on replies from its peers

D.

to respond to a reply reporting that the prefix has gone stuck-in-active

 

Correct Answer: C

 

 

 

 

 

 

QUESTION 607

Refer to the exhibit. Which two configuration changes enable the user admin to log in to the device? (Choose two.)

 

clip_image008

 

A.

Configure the login authentication to be case-insensitive.

B.

Configure the user admin with a password and appropriate privileges.

C.

Configure the login authentication to be case-sensitive.

D.

Modify the configuration to use a named group.

E.

Configure additional login authentication under the terminal lines.

 

Correct Answer: AB

Explanation:

Usernames and passwords are case-sensitive. Users attempting to log in with an incorrectly cased username or password will be rejected. If users are unable to log into the router with their specific passwords, reconfigure the username and password on the router.

Reference: http://www.cisco.com/c/en/us/support/docs/ios-nx-os-software/ios-software-releases-110/45843-configpasswords.html

 

 

QUESTION 608

Which two statements about LDP advertising when Explicit Null is in effect are true? (Choose two.)

 

A.

Penultimate hop popping is disabled.

B.

Penultimate hop popping is enabled.

C.

It is the default behavior for LDP.

D.

It is used for the advertisement of static routes.

E.

It is used for the advertisement of connected routes.

 

Correct Answer: AE

 

 

QUESTION 609

Which ICMP message type is used to assist path MTU discovery?

 

A.

destination unreachable

B.

redirect message

C.

source quench

D.

time exceeded

 

Correct Answer: A

 

 

QUESTION 610

DRAG DROP

Drag and drop each step of the Unicast RPF process on the left into the correct order on the right.

 

clip_image009

 

Correct Answer:

clip_image010

 

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