A null modem adapter is a small device with plugs on both end which is placed on the end of a normal straight through serial cable to convert it into a null modem cable.
Cable dsl modem wikipedia.
A dsl connection can be deployed over existing cable.
Both a digital subscriber line dsl and cable internet services offer higher speeds than technologies such as dial up modems.
Modems that go inside the computer are internal modems.
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Broadband cable internet access requires a cable modem at the customer s premises and a cable modem termination system cmts at a cable operator facility typically a cable television headend.
Others are inserted into the computer on a pc card.
We reviewed both types of broadband internet to help you choose the one that best suits your needs.
The two main pieces of equipment are a digital subscriber line access multiplexer dslam at one end and a dsl modem at the other end.
Such deployment even including equipment is much cheaper than installing a new high bandwidth fiber optic cable over the same route and distance.
A digital subscriber line dsl modem is a device used to connect a computer or router to a telephone line which provides the digital subscriber line service for connection to the internet which is often called dsl broadband.
The two are connected via coaxial cable or a hybrid fibre coaxial hfc plant.
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Cable modems are primarily used to deliver broadband internet access in the form of cable internet taking advantage of the high bandwidth of a hfc and rfog network.
A cable modem is a type of network bridge that provides bi directional data communication via radio frequency channels on a hybrid fibre coaxial hfc radio frequency over glass rfog and coaxial cable infrastructure.
When it comes to cable modems motorola is one of the most reliable names in the business and the mg7700 combines its solid docsis 3 0 24x8 channel cable modem technology with an ac1900 dual band wi fi router giving you high speed wi fi access to the internet in a small and unobtrusive package.
Dial up modems were the usual kind in the 20th century and dsl modems and cable tv modems are now more used.
For example a dsl modem will link to a telephone land line which is most commonly connected through your phone service.
Modems that connect to the computer by a cable are called external modems.
The term dsl modem is technically used to describe a modem which connects to a single computer through an ethernet port usb port or is installed in a computer pci slot.
A short haul modem is a device that bridges the gap between leased line and dial up modems.
