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Network Admin Home

Welcome

Much of the information on this web site will be of particular interest to network and systems administrators. One of the key functions we carry out for clients of Sembee Ltd. is network and systems administration.

Therefore this section has been created which contains links to the information most of use to a network admin, all from one page. This information is usually added to as one of administrators comes across the problem and wants to post it somewhere for future reference. 

You may find information useful for resolving user's queries elsewhere on the site. Please make use of our search facility to find them.

Windows 2000/XP Workstation Administration

Group Policy Admin
A quick guide around one of the most useful features available to a Windows 2000 Active Directory domain admin.

Using NetMeeting for Remote Control
You can use a built in application to allow you remote control your workstations. This page explains how.

Branding "System Properties" with Your Own Information - Windows XP, 2000 and older versions of Windows
Replace the manufacturer's information with your own on Windows XP and older.

Branding "System Properties" with Your Own Information - Windows Vista
Replace the manufacturer's information with your own - this time on Windows Vista

Run As
Using this hidden feature to run administrative commands when logged in as a normal user.

Reset Administrator Password
A couple of free techniques that may allow you access to a machine where you have forgotten the administrator's password and need to get access. Does not apply to machines that are members of a Windows domain.

Windows 2000/2003 Server Administration

Custom Text on the "Workstation Locked" Screen
Put your own text to appear on the "Workstation Locked" screen to easily identify the machine you are looking at. (Useful on a KVM)

Recovery Console
Installing this component on your systems in case you need emergency access to fix a broken system.

Viewing Printers in a Web Browser
How to use a web browser to make it easy for your users to connect to and view the status of the printers available on the Printer server.

NETBIOS Alias
Make the new server, respond to the same name as the old server.

General Network Administration

Login Scripts (external site)
How to create and use login scripts.

Limiting the Number of Logins a User Can Make
Sometimes you need to ensure a user can only login once to a network. This page gives you a technique on how to limit this.

Network Diagnostics
Using the built in tools to diagnose network problems and their cause.

Dynamic DNS
Using a dynamic DNS service when you have a dynamic IP address can allow you to run servers from locations that wouldn't normally be possible.

Subnet Masks
A "cheat sheet" to help you quickly work out the subnet mask required for a network above 254 items.

Split DNS
Setting up your DNS services so that resources can be accessed internally and externally using the same name.

Windows Hosts File
A hosts file on your local machine overrides DNS, so can be useful for name resolution internally, or for testing.

Uptime Statistics
What they are, how the percentages actually equate to real time and how to get the numbers for Windows servers.

IP Address Change
A guide to planning to change the IP address scheme of your network. If you are building a new network, then this scheme can be used as a base.

ISP Change Plan
A guide to one technique to use when changing your ISP

Useful External Links

IANA IP Port Listing
Useful list that comes in handy when configuring firewalls and similar products.

Internet Line Speed Definitions
What is the difference between a T1 and an E1. Use this page to find out.