... to access data, local
support may be available to help. For instance, you might have a way for the user to
log in to the distribution center’s LAN and access e-mail and files at the headquarters ... access to a centralized application, such as an accounting system or
a sales order system
N Remote access to groupware programs or custom applications
N Internet access
N Intranet/extranet...
... salaries are top-notch, and people working in the networking field have jobs that
are—more than most—fun, stimulating, and rewarding in many ways.
Finally, you learned a little about the Sarbanes-Oxley ... those jobs. Many opportunities are available. The important thing is to get started
and pursue your objectives.
Sarbanes-Oxley Act of 2002
You may be wondering what a law that was pas...
... some big drawbacks. Because all the subcables that make
up the segment and run from node to node must be connected at all times, and because
a failure in any part of the segment will cause the ... words standing
for its inventors, Mr. Paul Neill of Bell Labs and Carl Concelman of Amphenol
Corporation). BNC is a bayonet-style connector that quickly attaches and detaches
with a quarte...
... domain name, perform a
database query, and then return the actual address that should be used for that domain
name. Generally, each ISP maintains its own DNS servers (and many companies and ... 254 N /A N /A
11111111 255 N /A N /A
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Networking: A Beginner’s Guide
Domain names are resolved to IP addresses through the use of domain name servers
(DNS servers), which are servers...
...
performs the actual work in the background.
AppleTalk
AppleTalk has been extended into AppleTalk Phase 2, which now allows routing of
AppleTalk packets (assuming an AppleTalk Phase 2-capable router). ... Phase 2
variant can run over Ethernet, Token Ring, or Apple’s LocalTalk media. Under Ethernet,
AppleTalk uses a variant of the 802.2 frame type called Ethernet Subnetwork Access
Point...
... of bandwidth you can offer.
You can estimate a particular application program’s bandwidth requirements by
actually measuring the amount of bandwidth that application uses. On the LAN, you
can ... workstation. The information actually transmitted—the
screen information, keyboard data, and mouse data—usually doesn’t require much
bandwidth. (One exception to this rule is a highly graphic...
... are potentially the most dangerous
overall. Such people have many advantages that some random cracker won’t have.
They know the important user names on the network already, so they know what ...
such as between a local area network (LAN) and the Internet. Firewalls can
use many different techniques to enforce security policies.
N A proxy server acts as a proxy (an anonymous intermed...
... 152
Networking: A Beginner’s Guide
the employees know each other. An example of a social engineering technique is calling
an employee and posing as a network administrator who is trying to track ... book applies a “how-to” approach and teaches both novices
and moderately experienced network security persons what to look for on a daily basis.
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Networking: A Beginner’s...
... time and planning to purchase additional disk space as the need arises. This is
because the capacity of disk drives increases at a rapid rate, while prices fall at a rapid
rate. Buying a 1TB ... more RAM than a NetWare server.
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Chapter 13: Network Servers: Everything You Wanted to Know but Were Afraid to Ask
Also, database servers are RAM-hungry for databases of any appreciable...
... the server, another backslash, and the name of the share.
(Additional backslashes and names can refer to folders and files within the share.) For
example, to map drive G: to a share called EMPLOYEES ... network share to remain
attached to that drive letter.
You can create a drive mapping in many ways. The easiest way is to open Network
from the client computer, locate the share you wa...