Chapter 2

1. C Broadcast traffic is sent from one device to all other devices in a subnet. Unicast goes from one device to another device. Multicast goes from one device to many devices. There is no such thing as allcast.

2. False A switch passes broadcast.

3. C Switches connect devices together, and routers connect subnets together. They are not the same. Switches pass broadcasts, but routers do not pass broadcasts.

4. True Bridges can connect dissimilar physical topologies such as twisted pair on one network with fiber-optic connections on another network.

5. rules The most basic hardware- or network-based firewall is simply a router with rules. These rules control both inbound and outbound traffic.

6. A software component that provides protection for a single system Network-based firewalls include both hardware and software.