Switches and Bridges
A router is a device that routes all traffic to and from your network. A router functions by forwarding packets of data between computer networks.
youre mom
The device is looking for a DHCP server to obtain a DHCP address.
MAC addresses and IP addresses are two different representations of how to send data to a device by network protocol. A MAC address is the unique identity of a device, used in a network to distinguish one device from another. An IP address is a unique address that shows how traffic should be routed to reach the device.
Disregarding Official Traffic Control Device
traffic signal, sign etc
Yes, a stop sign is a traffic control device in Illinois.
A serverThe device that manages trafic between two networks is a router.
Device which are on the network and the traffic is passing thru it.
no disobeying a traffic device is in the catogory of blowing a red light or stop sign
Yes, but you would have to be connected to some device between the two, or you would needs a device to repeat the traffic to you, so you could "sniff" it.