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What is the difference between a modem and a router?


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Updated: 10/07/2015

Answer: In a simple word, a router has intelligence and a modem doesn't. A router you can implement rules on how you can communicate with the Internet whereas a modem just allows everything to flow without regards to the content.
The IT Difference, Inc.
Answer: the modem recieve the signal and send it to the router trough an ethernet and the router give the signal wireless
Pro Cabling Solutions
Answer: A modem brings in your signal from your telecom company and then handshakes the router for it to encrypt and distribute your signal
Bluegrass Data
ProMatcher
Answer: Modem: Connects you to the internet via your ISP. Router: Shares that internet connection with multiple devices and manages local traffic.
All Wiring Needs, LLC.
Answer: While they both provide the function of connecting networks to each other there are inherent difference s between a modem and a router. A modem is the the device your service provider usually provides or recommends for making the connection to your internet services. It is required to establish upload and download channels for your internet services. It can be connected to a router or directly to your computer or device to provide internet service to your device. Any device connected to a modem is publicly available on the internet. A router on the other hand is used to allow multiple devices or networks to connect to the internet or an upstream network. It does this by establishing a connection to the internet or a WAN (Wide area network) via a modem or other connection point and creating and managing a downstream LAN (local area network). The LAN can be made up of multiple devices that are then able to use the router to connect to the internet or WAN and each other all while remaining invisible or anonymous to the public internet. Routers operate as basic firewalls by, at the most basic level, keeping the downstream devices' connection points and addresses on a private LAN that cannot be reached by devices on the internet unless an inbound NAT port is opened. More advanced routers are considered Firewalls because they have features and functions that allow the administrators to manage and block the traffic traversing its connections by filtering or creating access rules. While they make routers that have integrated modems, I prefer and recommend using separate devices. In most cases you will have both a modem or a router on your network. You may even have a modem/router device that performs both functions. In some rare cases you may have connections that only require a router and don't make use of a modem. At a minimum you should always have a router to protect your internal network. In a nutshell, the modem will perform the function of establi
TEKDesign
Answer: Essentially, a modem gets you online, while a router manages how your devices connect to that internet connection.
Stud TV Installs
ProMatcher
Answer: A modem is ancient technology utilizing a "dial-up" connection to connect to a service or to browse the internet. This technology is outdated. A router is used to connect one network to another (in a different location). Routers are used in a "WAN" scenario (Wide Area Network). Routers also offer enhanced security features.
Custom Computer Specialists LLC
Answer: A modem is what receives your internet service provider’s signal and gives you access to the internet. The router is what dishes out addresses to your devices and allows them access to the provider’s internet.
South East Contractors of Atlanta LLC
Answer: A modem is what receives the internet through your ISP (Internet Service Provider [Comcast, Xfinity, AT&T, Spectrum, etc.]) and "translates" the information into usable internet connections. The router is what shares that information to devices and allows those devices to connect to the internet.
Uptime Internet
ProMatcher
Answer: A Modem connects your home to the Internet through your Service Provider. A Router connects your devices to your home network and to the Moden
DAServices LLC
Answer: Modem supplies the internet connection from your service provider. A router manages all the devices in your home or business, assigns internal IP address and filters data as it give inbound and outbound access to the internet.
All About that Technical Stuff
Answer: A modem is a device that allows one device to connect to the internet while a router allows multiple devices. Most ISPs provide a larger device which has modem, router and WIFI capabilities all in one so there is no need to have several devices.
TEK Cloud Solutions
ProMatcher
Answer: A cable modem only pulls a public mac address to communicate to the ISP provider. A router provides upto 256 simultaneous connections either wirelessly or via ethernet connection.
Computer-Tech-Services
Answer: A modem is a device that allows you to receive your internet providers signal, then you can plug a network compatible device into your modem for internet access. Routers are a device that plugs into a modem to creating a wirless signal that allows you internet access by connecting to it wirelessly. A modem and router combined in one device is called a gateway.
Acuity Installation, LLC
Answer: the router must be connected to a modem.
Web Guru – Video and Web Training Classes
ProMatcher
Answer: A router is a small box that allows multiple computers to join the same network and A modem is a device that provides access to the Internet.
DigitalBulls
Answer: A modem is what provides the internet service to the home or office but is unable to "route" the service to computers or smart devices. Routers provide the ability to give internet access to all of the devices.
Commshark
Answer: A modem (modulator-demodulator) is a network hardware device that modulates one or more carrier wave signals to encode digital information for transmission and demodulates signals to decode the transmitted information The main purpose of a router is to connect multiple networks and forward packets destined either for its own networks or other networks hardware device that modulates one or more carrier wave signals
Fowler Technology Services
ProMatcher
Answer: the way of connection
Mountain Peak Computers
Answer: Modem gives you internet and router gives you wireless connection
MrTVMount Pros
Answer: In order for devices on the network to connect to the Internet, the router must be connected to a modem. Therefore, most routers have a specific Ethernet port that is designed to connect to the Ethernet port of a cable or DSL modem. A modem is a device that provides access to the Internet.
Prolink Systems
ProMatcher
Answer: Router allows more connections than just one
Talitha's Creations
Answer: A router is a small box that allows multiple computers to join the same network and a modem is a device that provides access to the Internet.
Alphanso Tech
Answer: A modem communicates with your Internet service provider’s network. A router shares your Internet connection among multiple devices. The router must be plugged into the modem using an Ethernet cable. These two device working together allow the connection to the Internet via your Internet service provider. Some Internet service providers use a combination modem / router in one device.
Rotundo Digital Solutions
ProMatcher
Answer: A modem communicates with your Internet service provider’s network (Wide Area Network), it is the "on ramp" to the internet for your home or office. A router is the device that connects the modem to your Local Area Network (LAN), distributing your internet signal to your in house devices; i.e. Servers, Computers, Wireless Access Points, Printers, etc.
Total Advanced Communications, LLC
Answer: Modem makes the connection while the router finds the best line of communication.
Maptics
Answer: Modems are for connecting outside the private network Routers are used to connect inside the private network
MY GUIDE GREEK ISLANDS
ProMatcher
Answer: A modem receives the "service" from the Internet provider such as Comcast or Verizon. A router extends that service, typically wirelessly, to devices throughout the area (home or office) with some connectivity limitations.
Computer Doctor
Answer: The modem receives the broadband signal and the router sends it to other devices in a network
Manhattan Tech Support
Answer: A modem brings the signal in from the ISP. A router packets data hands out IP's and directs traffect across the LAN and the WAN.
Bluewave Technologies
ProMatcher
Answer: The is somewhat grey on the "Modem" word because it carries to versions... 56K Modems allow the connection between a computer system and the internet via telephone(Analog) Cable Modems allow the connection between a computer system and the internet via Analog/digital connection(Cat5/Coax).. This depends on your ISP a Router is what assigns the ip address to your computer system(s) for which also allows connections between multiple systems. A Router is also a safe way to establish a connection to the internet so that the ip address is shown at the router rather than not using one and being directly connected to the internet
W&G Consultants
Answer: A modem is a device that translates one type of signal to another on the same network - like the signal from a cable company to the signal that an Ethernet network uses. A router typically forwards Internet Protocol packets between two or more networks.
Red Cube Technology Services
Answer: The modem connects to a cable or wire from your ISP, A router does two things by leeching on to your modem. (Well, three.)It can take the digital signal from your modem (which the modem gets from ISP (AKA)cable company) and share it with (routes it to) other computers in your house. As such you now have a computer network at home.
American Asset Protection®
ProMatcher
Answer: the modem brings internet in from your provider the router makes your home network and protects you when setup properly
Nextday techs
Answer: A modem is a device that provides internet service but only to one device. A router takes the signal from a modem and uses DHCP to give out IP addresses for each and every device that connects to it wired or wirelessly. Some devices are actually a hybrid so they have a modem and a router built into the same component.
AV Integration Group
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