LAN Switching Technologies

Question 1

What IOS command will be used to create a VLAN names Sales with a VLAN number of 25?

Answer 1

the vlan 25 name Sales command

Question 2

Which IOS command is used to view the list of trunk ports and VLAN frame tagging methods configured for ports?

Answer 2

the show interface trunk

Question 3

Which IOS command is used to enter the VLAN configuration mode?

Answer 3

the vlan database command

Question 4

Which IOS command is used on a Catalyst 2950 series switch to view the VLAN database?

Answer 4

the show vlan brief command

Question 5

Which connection types can carry frames for multiple VLANs?

Answer 5

Trunk connections

Question 6

Which networking device is used for inter-VLAN routing?

Answer 6

A Layer 3 device (router)

Question 7

Which Cisco proprietary protocol can be used for trunking between two VLAN capable Ethernet, fast Ethernet, or gigabit Ethernet devices?

Answer 7

Inter-Switch Link Protocol (ISL)

Question 8

Which Dynamic Trunking Protocol (DTP) modes specifies that a trunk will be established on a link if the other end is configured in trunk or desirable mode?

Answer 8

Dynamic auto mode

Question 9

What IOS command will assign a port on a Cisco 1900 switch to VLAN 10

Answer 9

the vlan-membership static 10 command

Question 10

Which Virtual Local Area Network (VLAN) frame tagging method adds a 4-byte tag in the middle of the original Ethernet frame?

Answer 10

IEEE 802.1Q

Question 11

What are the two additional port types defined for Rapid Spanning-Tree Protocol (RSTP) that are not available in Spanning-Tree Protocol (STP)

Answer 11

Backup ports and alternate ports

Question 12

Which InterVLAN protocol is used to provide connectivity between VLANs?

Answer 12

IEEE 802.1Q protocol

Question 13

Which Virtual Local Area Network (VLAN) frame tagging method has a concept of native VLAN?

Answer 13

IEEE 802.1Q

Question 14

Which IOS command is used on a Catalyst 2950 series switch to enable basic port security on an interface?

Answer 14

the switchport port-security command

Question 15

Which type of VLAN allows the switch to automatically assign a switch port to a VLAN based on information from the user’s machine, such as it Media Access Control (MAC) address or IP address?

Answer 15

Dynamic VLANs

Question 16

Which Cisco IOS command is used to view the VLAN number, name, status and ports assigned to individual VLANs?

Answer 16

the show vlan command

Question 17

Which Virtual Local Area Network (VLAN) frame tagging method does not modify Ethernet frames?

Answer 17

Inter-Switch Link (ISL)

Question 18

What is the default Dynamic Trunking Protocol (DTP) mode?

Answer 18

Dynamic Auto

Question 19

Which Cisco IOS command is used to enable Spanning Tree Protocol (STP) on a VLAN?

Answer 19

the spanning-tree vlan “vlan-id” command

Question 20

What command would be used to enable a port for VLAN 15 in access link mode?

Answer 20

the Switch(config-if)#switchport access vlan 15 command

Question 21

Which Cat OS command is used to enable port security on a Catalyst 6500 series switch?

Answer 21

the set port-security command

Question 22

Which feature allows a separate instance of Spanning Tree Protocol (STP) per VLAN?

Answer 22

Per-VLAN Spanning Tree (PVST)

Question 23

Which IOS command is used to view the configuration for port security?

Answer 23

the show port security command

Question 24

Which Cisco IOS command is used to view information regarding the spanning tree for a particular VLAN?

Answer 24

the show spanning-tree vlan “vlan-id” command

Question 25

Which industry standard multiple VLAN protocol is used to connect multiple switches and routers?

Answer 25

IEEE 802.1Q protocol

Question 26

Which method is used to identify frames from different VLANs?

Answer 26

Frame Tagging

Question 27

Which IOS command displays all port security settings for a specified interface?

Answer 27

the show port-security interface "interface-id" command

Question 28

Which port state is available in Rapid Spanning Tree Protocol (RSTP) but not in STP?

Answer 28

Discarding

Question 29

What method is used to ensure identification of individual VLAN frames over a trunk link carrying frames for multiple VLANs?

Answer 29

Frame tagging

Question 30

Which InterVLAN protocol is used on Asynchronous Transfer Mode (ATM) networks?

Answer 30

ATM LANE protocol

Question 31

Which IOS command will display the spanning tree information for VLAN 1?

Answer 31

the show spantree 1 command

Question 32

What method is used to detect whether a trunk connection is carrying unnecessary traffic for VLANs that do not exist on downstream switches?

Answer 32

VLAN trunking protocol (VTP) pruning

Question 33

Which type of VLAN frames are not tagged while traversing over a trunk link?

Answer 33

Native VLAN frames