You have a growing array of ISPs to choose from, offeringa wide range of services and pricing structures. An ISP canbe a commercial business or a local university, state agency,or nonprofit organization. You can find out about ISPs inyour area through the Internet, from advertisements orthe yellow pages, and from Internet books and guides.You also will find a list of Internet service providers on...
Monday, September 8, 2014
How to Connect to the Internet
How to Connect to the InternetHow to Connect to the InternetThe Internet is a global network of thousands of computers,growing by leaps and bounds each year. It allows a worldwidecommunity comprising tens of millions...
A Wide-Area Network for a Small District
A Wide-Area Network for a Small DistrictTo improve communications between campuses and their central office, the campuses decide to install a wide-area network. The upgrade economizes on Internet connectivityby offering all campuses a connection through a central high-speed line
.
A...
Tuesday, September 2, 2014
Modems vs. Routers
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Modems vs. Routers
When choosing between modems and routers for remote
access to a central network or the Internet, consider the
following pros and cons:
Modems
• Inexpensive
• Good for one user or limited remote access for a small group
• Portable, so they can be used remotely from any location...
ISDN
ISDN
ISDN is a service that operates at 128 Kbps and is available
from your phone company. Charges for ISDN connections
usually resemble those for analog lines—you pay per call
and/or per minute, usually depending on distance. ISDN
charges also can be flat rate if linked to a local Centrex...
Analog Lines
Analog Lines
Using analog lines to dial out to other networks or to
the Internet—or to allow remote users to dial into your
network—is a straightforward solution. Most ordinary
phone lines are analog lines. Connect a modem to your
computer and to a wall jack and you’re in business. You
pay for...
Remote Access and Wide-Area Networks
Remote Access and Wide-Area Networks
LANs accommodate local users—people within a building
or on a campus. WANs connect users and LANs spread
between various sites, whether in the same city, across the
country, or around the world....
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