What is the difference between repeaters, routers, modems?
The functions and uses of these three devices are completely different, but now they are basically integrated directly, such as a device that has router functions and modem functions.
Repeater - as the name implies, for there will be a general signal relay, signal attenuation in the transmission process, serious attenuation will affect the normal communication, repeater can make signal "Rejuvination", but now it has been not much.The router is used for routing - like control network we send mail through the post office, each can be seen as a router, is based on the destination address you packet, the router to determine where to send.Modem is a device that converts digital signals into analog signals. In general, home phone lines are analog signal lines, our network signals are digital signals, we have to have a device for conversion, this device is a modem
