Networking Unit 8 Subnets and VLANs

Network segmentation decreases both performance and security on a network.

• True

• False

Only Class B and Class C networks can be subnetted.

• True

• False

By default, the native VLAN is the same as the default VLAN.

• True

• False

A native VLAN mismatch occurs when two access ports that are connected to each other are both tagging traffic with different VLAN IDs.

• True

• False

All that is needed to provide communication between two VLANs is a DHCP relay agent.

• True

• False

Network segmentation at Layer 2 of the OSI model is accomplished using VLANs

• True

• False

A /24 CIDR block is equivalent to a 255.255.255.0 subnet mask.

• True

• False

IPv6 addressing does not utilize classful addressing, therefore every IPv6 address is classless.

• True

• False

An unmanaged switch can still support the creation of VLANs, provided there is an interface for configuration.

• True

• False

In order to identify the transmissions that belong to each VLAN, a switch will add a tag to Ethernet frames that identifies the port through which they arrive at the switch

• True

• False