Friday 2 September 2011

Provide Remote Assistance When Using a NAT Device


You can provide Remote Assistance to a friend who uses a Network Address Translation (NAT) device by modifying the Remote Assistance invitation using XML. Network Address Translation is used to allow multiple computers to share the same outbound Internet connection. To open a Remote Assistance session with a friend who uses a NAT device:
1. Ask your friend to send you a Remote Assistance invitation by e–mail.
2. Save the invitation file to your desktop.
3. Right–click the file, and then click Open With Notepad. You'll see that the file is a simple XML file.
4.Under the RCTICKET attribute is a private IP address, such as 192.168.1.100.
5. Over–write this IP address with your friend's public IP address. Your friend must send you his or her public IP address: they can find out what it is by going to a Web site that will return the public IP address, such as http://www.dslreports.com/ip.
6. Save the file, and then double–click it to open the Remote Assistance session.

Now, you'll be able to connect and provide them with the help they need. So that your inbound IP connection is routed to the correct computer, the NAT must be configured to route that inbound traffic. To do so, make sure your friend forwards port 3389 to the computer they want help from.

Understanding Microsoft .NET Passport


In its ever-expanding push toward computer domination, Microsoft launched a concept called the .NET Passport. (Soon after installation, Windows XP urgently asks you to sign up for one.) In theory, the Passport sounds great: Give Microsoft a user name and password, and you have a Passport. When you visit any Passport-aware Internet sites, you type in your same Passport name and password. You no longer have to remember different user names and passwords for every place that you visit or shop on the Internet.
In fact, when you move from one Passport-enabled site to another, you don't even need to log on again. With the Passport, your personal data travels with you: name, address, and, if you purchased anything, your credit card number. Microsoft says its .NET Passport enables software, Internet services, and computer gadgetry to work together and share information, making the Internet easier for everyone to use.
Think about it, though. No entity should govern your Internet use — except you. The Microsoft Passport contains your Internet identity. With Passport, Microsoft creates a consumer database that's just too powerful. Microsoft can collect information from any Passport-enabled site you visit, so Microsoft knows the stocks you track in Investor.com, the Web pages you view in MSN.com, and where you travel through Expedia.com. When you move from one Passport-enabled site to another, that information could be shared, too.

In concept, Passport sounds great. When computers are working well, they do great things. But everybody knows how terrible computers can be if something goes wrong. Passport offers too much opportunity for things to go wrong. Sure, it's okay to occasionally use a Passport account when there's no alternative. But avoid Passport-enabled sites whenever possible.

Use the Internet Connection Firewall to Secure Your Small Network


Use the Internet Connection Firewall to Secure Your Small Network


A firewall is a security system that acts as a protective boundary between a network and the outside world. Windows XP includes Internet Connection Firewall (ICF) software you can use to restrict what information is communicated between the Internet and your home or small office network. ICF also protects a single computer connected to the Internet with a cable modem, a DSL modem, or a dial–up modem.
If your network uses Internet Connection Sharing (ICS) to provide Internet access to multiple computers, you should use ICF on the shared Internet connection. However, ICS and ICF can be enabled separately. You should not enable the firewall on any connection that does not directly connect to the Internet, and ICF is not needed if your network already has a firewall or proxy server.
You must be logged on to your computer with an owner account in order to complete this procedure. You should not enable Internet Connection Firewall on virtual private networking (VPN) connections or on client computers because ICF will interfere with file and printer sharing. ICF cannot be enabled on the private connections of the Internet Connection Sharing host computer.

To enable or disable Internet Connection Firewall

Open Network Connections (Click Start, click Control Panel, and then double–click Network Connections.)
Click the Dial–up, LAN or High–Speed Internet connection that you want to protect, and then, under Network Tasks, click Change settings of this connection.
On the Advanced tab, under Internet Connection Firewall, select one of the following:
To enable Internet Connection Firewall (ICF), select the Protect my computer and network by limiting or preventing access to this computer from the Internet check box.
To disable Internet Connection Firewall, clear the Protect my computer and network by limiting or preventing access to this computer from the Internet check box. This disables the firewall, your computer and network are then vulnerable to intrusions

REPARTITION YOUR HARD DRIVE WITHOUT FORMATING IT FOR WINDOWS XP


Friends, this post is specifically for people who are using Windows XP and want to repartition their Hard Drives without formatting them. All the Windows 7 & Windows Vista users can do it in a simpler way using Disc Management tool. For more info. you can visit the link: Repartition your Hard Drive w/o formatting it.
For all XP users, here's the procedure:
When you buy a new computer, the hard drive partitions are usually already set up for you. If you put in a new hard drive, you need to decide on the partitioning at set up time. The problem with both of these situations is that things change. You may decide you don't want everything in one big partition for a variety of reasons, but Windows gives you no options for changing your partitions other than reformatting and losing all of your data. There are excellent programs, like Partition Magic, that will let you resize and create partitions without losing data. But Partition Magic costs around $60 and it isn't a program you are going to use everyday.
There is a way to change your partitions without reformatting and without buying any additional software.
It uses a Linux live CD to boot your computer and prepare for a Linux installation. Don’t worry; you are not actually going to install Linux. Every Linux CD includes a program to resize your Windows partition to make room for Linux because Windows usually takes up the whole hard drive. Once we create the space for Linux, we can actually format it as a Windows partition, either NTFS or FAT32.
First, you need to download the Linux live CD. I recommend Simply MEPIS 3.3, available here: http://iso.linuxquestions.org/distro.php?distro=11 . These directions will assume you are using Simply MEPIS. Download the ISO and burn it to a CD as an ISO image. Check your CD burning software for info on burning an ISO. Once you have your CD, you are ready to begin.
Before you start- it is recommended to do a disk clean up, get rid of unnecessary files and defragment your hard drive to create as much continuous free space as possible. If your drive is very fragmented, you may want to defragment twice.
WARNING- backup all important files. Although unlikely, it is possible to lose data. Even the programs like Partition Magic give you this warning.
Set your computer BIOS to boot from the CD drive as the first option. Most computers get into the BIOS by hitting the DELETE key during start up. The start up screen will usually tell you what to hit to enter set up. Look for something that deals with boot options; it is often under advanced bios options. Boot from the Simply MEPIS CD, choose the 2.6 option unless you have a CPU under 1Ghz. It will take a couple of minutes, but you will eventually have a sign in screen. Sign on as root with the password as root. It will boot to a red MEPIS Linux screen (actually running from the CD)




Click the K gear wheel (lower left). Move the mouse to System, File system, QTParted





Click on QTParted, that will open the program you are going to use.

Click on the drive you want to change. If you have only one drive, it will probably be /dev/hda. That will open a window with info about your hard drive. (My screen shot shows several partitions because I have Linux installed)




RIGHT click on the partition you want to resize and choose “RESIZE”. The free space will be created after the existing partition. Fill in the amount of free space you want. Remember to leave enough space on the existing partition for anything you may save in the future plus about 20% extra for free space. Then click OK.





No changes are being made to your hard drive yet, so you can change your mind. To make the change- click on FILE, the COMMIT.





The changes will be made to your hard drive. Click on your hard drive again in the left column. The free space should now show in the display in the right column. Right click on the free space, choose FORMAT, then either NTFS or FAT32. Click on FILE, COMMIT. The partition will be formatted as a Windows partition.

Shut down by clicking on the K gear wheel, logout, and restart.
Before it reboots, you will need to remove the MEPIS CD, it should now reboot to Windows, your computer will probably give you a message about new hardware being found and require you to reboot one more time. The new partition should now show up and be fully usable.

How To Enable Hibernation


Under Windows 98, Me, or 2000 there was an option in the shutdown dialog box to enter the computer into hibernation (where all the content of the RAM is copied to the hard disk). The shutdown dialog box of Windows XP doesn't offer any longer the hibernation button. Some users may get confused about how to enable the hibernation mode. If this mode is supported by your motherboard (ACPI) you have to do the following:
  1. Click Start and Shut Down,
  2. Point the standby button and maintain the shift key pushed,
  3. A new hibernation button appears: click it while still holding the shift key: voila your PC will hibernate.

Make Windows XP Professional Accessible

Do you have trouble reading the screen, hearing the sound themes, using the keyboard, or moving the mouse? Windows XP Professional includes features such as Accessibility Wizard, Accessibility Options, and Utility Manager that make Windows XP accessible and usable by everyone.
For more detailed information about accessibility options, keyboard shortcuts, and assistant technology programs in Windows XP Professional:
Click Start, then click Help and Support, and then click Accessibility, in the left-hand column.
–or–

Press the Windows Logo key + F1, use the TAB key to highlight Accessibility, and then press ENTER.
To learn more about Microsoft products available for people with disabilities, visit the Microsoft Accessibility Web site.
Note: The information in this section applies only to users who license Microsoft products in the United States. If you obtained this product outside the United States, your package contains a card that lists Microsoft subsidiary support services, telephone numbers, and addresses. Contact your subsidiary to find out whether the type of products and services described here are available in your area.
Accessibility Wizard
The Accessibility Wizard asks you questions about your accessibility needs and automatically configures text size, and settings for display, sound, and pointer.
To start the Accessibility Wizard
Click Start and point to All Programs. Then point to Accessories, point to Accessibility, and click Accessibility Wizard.
–or–

Press the Windows Logo key , press P to open All Programs, and then press ENTER. Press A to open Accessories, press ENTER to open Accessibility, and then press ENTER again to start Accessibility Wizard.
Note: Utility Manager lets you start, stop, and check the status of the accessibility programs you select from the Accessibility Wizard.
To open the Utility Manager
Click Start and point to All Programs. Then point to Accessories, point to Accessibility, and click Utility Manager.
–or–

Press the Windows Logo key , press P to open All Programs, and then press ENTER. Press A to open Accessories, press ENTER to open Accessibility. Use the arrow keys to highlight Utility Manager, and then press ENTER.
Accessibility Options
Accessibility Options allow you to directly customize keyboard, display, and mouse functions.
To open Accessibility Options
Click Start, click Control Panel, and then click Accessibility Options.
–or–

Press the Windows Logo key , use the arrow keys to highlight Control Panel, and then press ENTER. Use the TAB key to highlight Accessibility Options, and then press ENTER. 

What are the differences between using a domain or a workgroup in Windows XP


What are the differences between using a domain or a workgroup in Windows XP
 Windows XP Professional operates and looks different depending on whether you're a member of a domain or a workgroup. This table provides an overview of the main differences.
Windows XP functionsOn a domainIn a workgroup
NETWORKING
Part of a local area network (LAN)YES
Part of a peer–to–peer network (for small businesses)YES
Part of a home networkYES
Computer account requiredYES
GENERAL OPTIONS
“Welcome” screen availableYES
Fast User Switching availableYES
Password Backup and Restore Wizard availableYES
New and classic Windows desktops availableYESYES
Guest account automatically includedYES
Internet and e–mail accessYESYES


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