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Flashcards in Chapter 2: VLANS Deck (43)
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1

What is the range for Ethernet VLANs supported in VTP 3?

1025 - 4094

1

Trunking is used to extend what layer of operations across an entire network.

2

1

True or False: It is important to have the same native VLAN on both switch link partners for ISL

True

3

Traffic from a local VLAN is routed at the which two layers?

Core and Distribution

3

True or False: Token Ring support is available in VTP version 1. 

False

4

True or False: Hosts that are members of different community VLANs can communicate to each other but not to members of isolated VLANs.

True

5

Which prompt indicates that you are in VLAN configuration mode of Cisco IOS? 

Switch(config-vlan)#

5

Which switch port mode unconditionally sets the switch port to access mode regardless of any other DTP configurations? 

Access

6

Which VTP mode cannot create, edit, or delete VLANs?

Client

7

__________ are contained within VLANs?

Broadcasts

7

To configure the interface as a Layer 2 trunk you would use what command?

Switch(config-if)# switchport mode {dynamic {auto | desirable} | trunk}

7

VTP advertisements are sent as what type of frames?

Multicast frames

7

Catalyst6500-IOS# show run interface gigabitEthernet 3/9 Building configuration...
Current configuration : 137 bytes !
interface GigabitEthernet3/9
mtu 9216
no ip address
switchport
switchport access vlan 5
switchport trunk encapsulation dot1q end

If the interface negotiates trunking, what would be the Native VLAN?

VLAN 1

8

A switch issues a VTP advertisement request in what three situations?

  1. The switch has been reset.
  2. The VTP domain name has been changed.
  3. The switch has received a VTP summary advertisement with a higher configuration revision than its own.

9

How should End-to-End VLANS be distributed throughout the network?

geographically

10

What is the range for Ethernet VLANs supported in all versions of VTP?

1, 2 - 1001

10

True or False: The Cisco Catalyst 6500 supports up to 1024 VLANs in the most recent software releases.

False

11

Which command correctly sets the VTP version to version 1 in Cisco IOS global configuration mode? 

no vtp version 2

13

When using Local VLANS, you should avoid using what?

VTP

14

Which trunking protocol is nearly obsolete, and adds 30 bytes of overhead?

ISL

16

A ____ is a logical group of end devices?

VLAN

17

The three pVLAN port types are?

  1. Isolated
  2. Promiscuous
  3. Community

19

What carries the traffic for multiple VLANs across a single physical link?

Trunks

21

To select the encapsulation type, you use what command?

Switch(config-if)# switchport trunk encapsulation {isl | dot1q | negotiate}

22

What are the types of VLANS you should separate?

Voice, Data, Management, Native, default, and Black Hole

23

Which command correctly configures a port with ISL encapsulation in Cisco IOS? 

Switch(config-if)# switchport trunk encapsulation isl

25

Layer _ devices interconnect VLANs?

3

26

To specify the native VLAN you would use what command?

Switch(config-if)# switchport trunk native vlan vlan-id

27

What is the default VTP mode for a Catalyst switch? 

Server

28

802.1Q uses an internal tagging mechanism, where a tag is inserted after the _____ field. 

SA

29

How does implementing VLANs help improve the overall performance of the network? 

By constraining broadcast traffic

30

The three message types for VTP are?

  1. Summary Advertisements
  2. Subset Advertisements
  3. Advertisement Requests

31

According to best practice, you should configure how many VLANs per access module?

1 - 3

32

Which command correctly sets the native VLAN to VLAN 5? 

switchport native trunk vlan 5

33

What information is contained in the FCS of an ISL-encapsulated frame? 

CRC calculation

35

VTP Advertisements are sent every _ minutes?

5

36

After you complete the VTP configuration, which command should you use to verify your configuration?

show vtp status

37

Which VLAN number should you avoid using as the "black hole" VLAN?

VLAN 1

38

In a Local VLAN configuration, switches are configured in VTP __________ mode

Transparent

39

What standard specifies how switces should handle untagges frames?

802.1Q

40

True or False: When removing the native VLAN from a trunk port, CDP, Port Aggregation Protocol (PAgP), and DTP then use the lowest-numbered VLAN to send traffic.

False

42

How should local VLANS be distributed throughout the network?

physical boundaries

43

When is a consistency check performed with VTP version 2? 

. When you enter new information through the CLI or SNMP