Switch is a link-layer device

In Switch when frame is to be forwarded on segment, uses ...... to access segment.

hosts are … of presence of switches

switches need to be configured.

Ethernet protocol used on each incoming link, so ..

Ethernet protocol used on each incoming link, so …

Hosts __________ connection to switch.

Switching: A-to-A' and B-to-B' can transmit simultaneously, with collisions

… learns which hosts can be reached through which interfaces

Switches perform which two functions?

What information is typically stored in a switch table entry?

Frame destination, A', location unknown

self-learning switches can’t be connected together

compute tables using routing algorithms, IP addresses

What is the primary advantage of routers over switches?

network-layer devices (examine network-layer headers)

When should a network use switches instead of routers?

Routers provide firewall protection against layer-2
broadcast storms

What problem can be solved by using VLANs?

Switch(es) supporting … capabilities can be configured to define multiple virtual LANS over single physical LAN infrastructure