"I don't want my computer networked, I just want to get my E-mail."
Users say the darndest
things, only because they don't know any better. Here's the deal: These
days, everything is networked: a printer connected to a computer is a
network...a dial-up connection to the Internet is a network. To get the
most from your investment, your network needs to be properly confgured.
Without proper networking, your investment is a waste of money, time,
and resources.
When it comes to networking, here are some terms you should know:
- LAN - Local Area Network. This refers to the cabling and hubs
that link together all the computers, printers, file servers, scan servers,
digital fax servers, net cameras, MP3 servers, and video servers within
the local vicinity of your office or home. For instance, if you connect
to a co-worker to share files, you are locally networking.
- WAN - Wide Area Network. This refers to the networking resources
that are available to you beyond the local vicinity of your office or
home. For instance, if you connect to your office from home, then you
are wide area networking.
- Ethernet - This is the primary standard by which offices and
homes network their devices. We use this term to describe the type of
wire, panels, jacks, and device interfaces and usually means Cat5 cabling
with RJ45 jack termination.
- TCP/IP - Transmit Connect Protocol/Internet Protocol. This
is the universal "language" used by office and home computer
devices to communicate over LANs and WANs. If your web access isn't
working, it could be because your TCP/IP settings are incorrect and
your computer can't "talk" to the Internet. There are other
kinds of networking "languages", such as AppleTalk and IPX,
but TCP/IP is the standard that everyone is moving to.
- IP Address - Think of this as a network "phone number".
It's how computers contact each other. In order for computers to communicate,
they need to know each other's IP address. Network administrators are
concerned with the IP address of computers changing on them. Without
proper IP address configuration, networking doesn't work.
- Static IP Address - This is the same as an IP address, only
it never changes. Static IP addresses are the key to a constantly running
LAN, and the ability to run a successful WAN, either for connection
to the office from home or for running your own web server and E-mail
server.
- ISP - Internet Service Provider. This means the company that
provides your Internet connection. ISPs use different technologies to
get you connected, ranging from the slowest to the fastest connections.
There are dial-up ISPs, Cable Modem ISPs, ADSL ISPs, Wireless ISPs,
and frame relay over T-1 and T-3 Telco ISPs. By the way, America On
Line is not an ISP. AOL is an overblown BBS (bulletine board service)
people mistake for an ISP.
- HSP - Hosting Service Provider. This means the company that
runs the servers that establish your domain name presence (web site
and email addresses) on the Internet. In many cases your ISP is also
your HSP if they host your website and email addresses as well as provide
your Internet connection. But your HSP can be seperate from your ISP.
- DNS - Domain Name Server. This is the computer(s) that broadcasts
your domain name over the Internet. Again, in most cases your ISP runs
the DNS server(s) that is "authoritative" for your domain,
but that does not have to be the case. You can have a DNS server that
is seperate from your ISP just as you can have an HSP that is different
from your ISP.
All that sounds very technical, but it's extremely important to understand.
Most ISPs provide the HSP and DNS services only because it is easier for
them to administer all the components that are necessary to make your
Internet experience a success. Good ISPs should be applauded for taking
care of everything.
However, challenges may arise when you want to take control of your network
infrastructure (i.e. moving eveything in-house). Your ISP is reluctant
to help because it means hours of consultation, support, and work for
which they aren't getting paid. Why would they HELP you leave them? In
reality, ISPs that provide good Internet connections are in no danger
of losing business. On the contrary. The more people who understand network
infrastructure, the more ISPs can focus on what they do best - getting
you connected.
Business managers and home owners should seriously consider how their
computers are networked, if at all. Research has indicated that businesses
that are not properly networked waste up to 35% of their manpower. One
computer with a modem doesn't mean your home or office is truly connected.
And something as innocent as copying a file to a disk and giving it to
a coworker can be done in the fraction of the time over a network. Executives
who work with files on the road lose those files 50% of the time if they
carry disks rather than connect to the office over a WAN. On the other
hand, the resale value of a home is increased by 5 -10% if it is wired
for a LAN. Members of the family can share a single Internet connection
if all of the computers are connected to a network. It's clear that there
are bigger profits and better savings when you choose the added benefit
of proper networking.
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