What does the CRC field in an Ethernet frame allow the receiving adapter to do?

no handshaking between sending and receiving NICsno handshaking between sending and receiving NICs

CRC Size is ____ bit

receiving NIC doesn't send ACKs or NAKs to send NIC

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)