1. Firewalls determine if specific connections between clients and servers should be allowed

Based on both source and destination port and IP addresses

Based only on source and destination ports

Based only on source and destination IP address

Based on the user accessing the server

2.

A switch costs more than a hub because

A switch has logic built in

A hub has logic built in

Switches route packets

3. Which command can be used to see peers on an ethernet network?

Tcpdump

Netstat

Arp

ssh

4. Virtual networks involve tagging network packets with a number.

True

False

5. Moving ethernet packets between more than two hosts involves which type of device?

Switch

Cross over cable or modern network adapter

Router

Firewall