Network


8
May 10

How to turn off Internet Explorer in Vista ?

Internet explorer can be annoying sometimes and if you’re surfing using Internet explorer then chances are there that you’re inviting many spyware and adwares to your computer. You can avoid this by turning off Internet explorer on your computer. Follow the steps shown to turn off Internet explorer :

1. Open Control Panel then move to Default Programs.
2. Then click Set program access and computer defaults link.
3. After clicking this link a window will appear, on that window you need to choose Custom option.
4. Click on double arrow button to expand the category.
5. You’ll find “Choose a default web browser” category, here you need to choose your alternative browser and have to make it default.
6. You need to remove the selection for Internet explorer by de-selecting “Enable access to this program” checkbox.
7. After that Click Ok.

This change will be immediately visible and you’ll find that internet explorer is disabled from vista.


29
Oct 09

How to clear DNS cache in windows ?

Sometimes browsing issues are created due to invalid DNS cache entries stored on your computer. To clear DNS cache follow the steps below:

1. Click start > Run> cmd. )In case of vista/win7 you can open command prompt respective way.
2. Type ” ipconfig /flushdns
3. Hit enter. This will show you message ” Successfully flushed the DNS resolver cache“.
4. Exit command prompt.

You can start restart the web browser. Now you can have no DNS issues with some websites which were not accesible earlier.


9
Oct 09

How to determine the corruption of winsock entries?

Winsock stands for windows sockets. Using winsock, applications connect to internet. When winsock.dll and its registry entries get corrupted you can’t access internet. But how will you determine that this error is of winsock ?

If you’re using windows xp then NETDIAG utility comes up with widows installation disk. Insert the CD into CD-ROM and find the “support/tools” folder. Double click the NETDIAG executable, complete the installation instructions. Once the installation is complete, open the command prompt. Type the following in command prompt.

netdiag /test:winsocks

This command after execution will return results for working of network components that include winsock. If you find any corruption with winsock then you’ve to repair the winsock entries.


7
Oct 09

How to find out IP Address of your own machine ?

IP Address is like address to your home on internet. People in network will identify your machine based on your IP Address. What is IP Address ? An IP address is a series of digits separated by dotted decimals and represented from 0.0.0.0 to 255.255.255.255. This is to identify machines in network. Never release your IP Address information to public forums or give it to anonymous people.

Here is the process to find out IP address of your machine from command prompt:

1. Go to start menu > Run > “cmd”.
2. Type “ipconfig /all” in command prompt.
3. You’ll find the IP Address in information under “ethernet adapter local area connection” or “PPP Adapter .

3rd party programs and websites

You can even find your IP Address from the 3rd party websites and programs. There are many to list here but i’ll restrict to few of them.

* IP2Location
* Trace My IP
* IP Address Report
* My IP Address
* WhatIsMyIPAddress
* IP Chicken


5
Oct 09

How to check which program is generating network traffic?

Some programs on windows access network and download files to update themselves. This is annoying in most cases other than anti-virus program. So how you’ll find out that which program is accessing internet ?

You can use following command in command-prompt:

netstat -b -n

and look for ‘ESTABLISHED’ connections.

You can even use following tools :

1. A Visual Netstat
2. Net Tools 5.0
3. Ethereal
4. AnVir Task Manager
5. Wireshark
6. IPTRAF (For linux)