Topic 3 Network Hardware Part 2 Switches_3

Question 1

What is a VLAN?

Answer 1

Definition: A logical grouping of ports into a network broadcast domain.

1. Independent LAN network
2. Allows student and faculty PCs to be separated although they share the same infrastructure
3. Can be named for easier identification

Question 2

All devices in a VLAN must have the same IP address to communicate. True or False

Answer 2

True

Question 3

Different VLAN should have different IP addresses. True or false?

Answer 3

True

Question 4

When a broadcast is sent from a computer in that VLAN, it can go to computers in the other VLAN. True or False

Answer 4

False

Question 5

What does a VLAN divide?

Answer 5

Divides a switch into multiple disconnected switches with separate broadcast domains.

Question 6

Do computers know they are part of a VLAN?

Answer 6

No, only the switch has the VLAN information to make connections to other ports in the same VLAN

Question 7

What are the benefits of a VLAN?

Answer 7

1. Improves bandwidth even more, as there are less computers in a LAN
2. Improves security as no data is allowed from one VLAN to another
3. Allows for network growth - can add more devices with VLANs and still have an effective network
4. Can make more networks and group devices by logical function

Question 8

What are the 2 thing needed for devices to communicate in a VLANed network?

Answer 8

1. Devices must be in ports in the same VLAN
2. Must have same network IP address

Question 9

What is needed to communicate across a VLAN?

Answer 9

A router

Question 10

State the types of VLANs.

Answer 10

1, Static VLAN
2. Dynamic VLAN
3. Voice VLAN

Question 11

What is trunking for in VLANs?

Answer 11

Send multiple VLAN signals from a one end to another end

Question 12

How to configure switchport to trunk mode?

Answer 12

switchport mode trunk or switchport mode dynamic auto (automatically learn if access port or trunk port)

Question 13

How to configure trunks and VLANs

Answer 13

1. Create the VLANs
2. Assign switch ports to VLANs statically
3. Verify VLAN config.
4. Enable trunking on the inter-switch connections
5. Verify trunk config.