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It's called south bridge.

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Q: The main chip around which a serial port or an internal modem is built?
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Does my laptop need a internal modem?

no, nowadays new laptop will have wifi built. Anyway a internal modem will be dial up.


What is a in-built modem?

An in-built modem is a communication device built into a motherboard which allows for a dial-up or cellular based connections to be made. This eliminates the need to carry around or install an external modem.


What connection is used to connect the wire to a dial-up modem?

Depending on how old the modem is, it may connect to the serial port, the USB port, or an internal connector.


What is difference between internal modem and external modem on the basis of UART and price?

An internal modem is housed within the main computer. An external modem is on the outside of the computer and connected to the computer with a cable.


Why are external modems more expensive than internal devices?

An internal modem consists of a card that is installed in the computer, it has no additional wires or hardware. An external modem is more expensive to produce because, in addition to the card, there is the plastic housing that contains it, indicator lights, and cables to connect it to your computer.


A modem that is contained within the system unit is called?

internal modem


What is a fax modem?

Fax modem is modem than enables computer to send and received faxes. It can be internal and external.


Do you need a new wireless modem?

wireless modem is a modem built in with wireless router, people use router seperately to connect to internet because their modem doesn't have a built in router. you can replace a wireless modem to a wirelss n modem.


Is it possible to transfer data to computer without using internal modem in CPU?

First of all the internal modem is not in the CPU. The internal moden is either in a PCI slot or intergrated onto the mother board. Second yes, There are many diffrent way to transfer data with out an internal modem


Do you need to hook up your wireless router if you have a wireless modem?

Yes, and no, Mainly yes, Because inorder to communicate back and forth, you have to have a modem. No because, The new routers have a modem built in. I own a aircard and we use it and a Cradlepoint Technology Base. It speeds up the internet nickity split.


What are the devices used in internet?

Routers,switches,internal modem,external modem,hub,etc.


When a serial port is used by an external modem what is the modem called in the documentation?

DTEhttp://www.flashcardmachine.com/hardware.html~tekno