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Networking Tips !
16.Monitoring Your Dial-Up Connection There are some system checks you can use to see how good
your ISP and Phone lines are.
You either net OEM SR2 or the ISDN Accelerator Pack 1.1 installed
Make sure SYSMON is installed. You can add this through the Control
Panel / Add New Programs
Run SYSMON
Select Edit / Add Item
Click on Dial-Up Networking Adapter
Select CRC Errors
Click on OK
If you have lots of CRC errors, either the phone lines or your
modem is having problems.
You can also add Framing Errors and Timeout Errors if you are
still having problems and your.
17.Fixing a problem with Shortcuts that keep network
UNC connections By default, when you create a shortcut to a network
application, both the Drive letter and UNC connection are stored
as part of the shortcut.
The reasoning that if the drive letter gets reassigned or deleted,
the UNC connection will serve as an additional way to ensure
that the application is available.
This can also be a problem because when you want to re-assign
the drive to a new server, it will still make the connection
to the old one through the UNC To disable this feature, there
is a program called SHORTCUT.EXE in the Admin / Apptools / Envvars
directory.
Execute the program with a -? to see a description of the available
switches.
18.Starting a Dial-Up Connection from the Command Line You can dial your ISP from a command line. This can
make it easy to create a batch file that will
do things like dial, start your e-mail and web browser. The
syntax is:
rundll rnaui.dll,RnaDial connectoid
Note: The RnaDial and connectoid components of the command
line are case sensitive.
Computer Basics – Beginner Guide (2026)
A computer is an electronic device that processes data, performs calculations,
stores information, and produces output. In 2026, computers are essential for education,
business, freelancing, design, programming, and digital communication.
Types of Computers
Desktop Computer: Office and home workstations.
Laptop / Notebook: Portable computers for students and professionals.
All-in-One PC: CPU and monitor in one unit.
Workstations: High-performance systems for engineering and media.
Servers: Manage websites, databases, and networks.
Main Parts of a Computer
CPU (Processor): Executes instructions and calculations.
RAM: Affects speed and multitasking.
Hard Disk / SSD: Stores files, software, and operating system.
Motherboard: Connects all hardware components.
Input Devices: Keyboard, mouse, scanner.
Output Devices: Monitor, printer, speakers.
Operating Systems
Operating systems control hardware and software resources:
