How to Troubleshoot Network & Internet Problems:

This guide is for the home users who works on Windows7 and Windows Vista.For expert opinion please contact http://www.ithelps.com.au

How to Troubleshoot Network & Internet Problems

 

 

How to troubleshoot networking problems:With the help of the network and Internet troubleshooting wizards, anyone can identify the root cause of any networking issue and fix it in minutes. Here is how to start the network and Internet troubleshooting wizards and how to work with them so that you understand what’s wrong with network and how to fix things.

How to Start the Network and Internet Troubleshooting Wizards

One of the easiest ways to access the network and Internet troubleshooting wizards is to open the Network and Sharing Center and click on the ’Troubleshoot problems’ link.

 

An alternative is opening Control Panel and searching for the word ’trouble’. The first result will be the Troubleshooting link. Click on it.

 

There you will see several types of troubleshooting tasks. Click on ’Network and Internet’.

 

In the Network and Internet Troubleshooting window you have several options. Use them as follows:

Internet Connection – this can help when you are connected to a network but the Internet doesn’t seem to work or you have trouble accessing particular websites;

Shared Folders – use this when you have problems accessing shared files and folders on other computers from your network;

HomeGroup – if you have problems viewing computers or shared files and folders in your HomeGroup, it is recommended to use this option;

Network Adapter – this comes in very handy when you have problems with your wireless or network adapters and anything that seems to be related to your physical connection to the network;

Incoming Connections – this is useful when other computers have trouble connecting to your computer’s shared files and folders;

Connection to a Workplace Using DirectAccess – this can be used when having problems connecting to enterprise network domains and it works only for Windows 7 Ultimate and Windows 7 Enterprise users.

 

Start the Network and Internet Troubleshooting Wizards from the Command-Prompt

The network and Internet troubleshooting wizards can also be started from the command line, using the parameters below. All you need is to copy and paste these commands in the Run window (press the Windows key + R) or in the Command Prompt or click on start then run and type the below mentioned  commands press enter

To open the Internet Connections troubleshooter - msdt.exe -id NetworkDiagnosticsWeb;

To open the Shared Folders troubleshooter - msdt.exe -id NetworkDiagnosticsFileShare;

To open the HomeGroup troubleshooter - msdt.exe -id HomeGroupDiagnostic;

To open the Network Adapter troubleshooter - msdt.exe -id NetworkDiagnosticsNetworkAdapter;

To open the Incoming Connections troubleshooter - msdt.exe -id NetworkDiagnosticsInbound.

How to Work With the Network and Internet Troubleshooting Wizards

Once you start one of the available wizards for troubleshooting, click on Next. Network Adapter troubleshooting wizard which seemed to be the most used in our small network.

 

Depending on your hardware configuration, you may be asked to select the network adapter to diagnose. If you have problems with your wireless connection select Wireless Network Connection, otherwise select Local Area Connection. When done, click on Next.

 

The troubleshooting wizard will now start the diagnostics process and show you a progress bar like the one below.

 

In case a Problem was found, it will show you a summary of the problem and the steps you need to follow in order to fix it. Follow these steps and then click on ’Check to see if the problem is fixed’.

 

If the problem is now fixed, it will tell you that ’Troubleshooting has completed’. Click onClose and you are done.

 

NOTE: if the troubleshooting wizard hasn’t detected any problems but you still have issues, it might mean that you used the wrong wizard. In this case, try another wizard from the list which is related to the symptoms you are experiencing.

Step 2       Checking Internet connectivity

For confirmation that your internet is working

Click on Start

Click on run

If you donot find run in the list type cmd in the search bar down at the bottom

In the programs windows at the top you will find cmd click on this option.

A new black window will open in front of you.

Type ipconfig/all

Press Enter from your keyboard

You will find lots of data in the list

For example

Microsoft Windows [Version 6.0.6001]

Copyright (c) 2006 Microsoft Corporation.  All rights reserved.

 

C:\Users\AM>ipconfig/all

 

Windows IP Configuration

 

Host Name . . . . . . . . . . . . : xxxx-PC

Primary Dns Suffix  . . . . . . . :

Node Type . . . . . . . . . . . . : Hybrid

IP Routing Enabled. . . . . . . . : No

WINS Proxy Enabled. . . . . . . . : No

 

Wireless LAN adapter Wireless Network Connection:

 

Connection-specific DNS Suffix  . :

Description . . . . . . . . . . . : Intel(R) Wireless WiFi Link 5100

Physical Address. . . . . . . . . : 00-21-6B-31-2E-66

DHCP Enabled. . . . . . . . . . . : Yes

Autoconfiguration Enabled . . . . : Yes

Link-local IPv6 Address . . . . . : fe80::c505:281c:b9e5:4d71%11(Preferred)

IPv4 Address. . . . . . . . . . . : 192.168.0.5(Preferred)

Subnet Mask . . . . . . . . . . . : 255.255.255.0

Lease Obtained. . . . . . . . . . : Tuesday, March 29, 2011 8:06:32 AM

Lease Expires . . . . . . . . . . : Tuesday, March 29, 2011 10:06:31 AM

Default Gateway . . . . . . . . . : 192.168.0.1

DHCP Server . . . . . . . . . . . : 192.168.0.1

DNS Servers . . . . . . . . . . . : 192.168.0.1

211.29.152.116

NetBIOS over Tcpip. . . . . . . . : Enabled

For networked computers

Ethernet adapter Local Area Connection:

 

Media State . . . . . . . . . . . : Media disconnected

Connection-specific DNS Suffix  . :

Description . . . . . . . . . . . : Realtek RTL8168C(P)/8111C(P) Family PCI-E

Gigabit Ethernet NIC (NDIS 6.0)

Physical Address. . . . . . . . . : 00-23-8B-37-9C-4E

DHCP Enabled. . . . . . . . . . . : Yes

Autoconfiguration Enabled . . . . : Yes

 

Please scroll at the top and find Wireless LAN adapter Wireless Network Connection

 

Part 2

 

If you find some numbers in front of IPv4 Address

For example 214.232.77.23 this means you are connected with internet.

For further more confirmation in the same black window type

Ping yahoo.com  press enter

 

The results will be like this

 

C:\Users\xxxx>ping yahoo.com

 

Pinging yahoo.com [209.191.122.70] with 32 bytes of data:

Reply from 209.191.122.70: bytes=32 time=225ms TTL=50

Reply from 209.191.122.70: bytes=32 time=230ms TTL=50

Reply from 209.191.122.70: bytes=32 time=231ms TTL=50

Reply from 209.191.122.70: bytes=32 time=225ms TTL=50

 

Ping statistics for 209.191.122.70:

Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),

Approximate round trip times in milli-seconds:

Minimum = 225ms, Maximum = 231ms, Average = 227ms

 

This means the internet is fine.

 

But if at part 2 you will find the numbers like

169.154.xxx.xxx  then try these of the following commands

 

Click on Start

Click on run

If you donot find run in the list type cmd in the search bar down at the bottom

In the programs windows at the top you will find cmd click on this option.

A new black window will open in front of you.

Type ipconfig/release press enter

 

Wait for some time.you will find a confirmation like this

 

C:\Users\xxxx>ipconfig/release

 

Windows IP Configuration

 

No operation can be performed on Local Area Connection while it has its media

sconnected.

 

Wireless LAN adapter Wireless Network Connection:

 

Connection-specific DNS Suffix  . :

Link-local IPv6 Address . . . . . : fe80::c505:281c:b9e5:4d71%11

Default Gateway . . . . . . . . . :

 

Ethernet adapter Local Area Connection:

 

Media State . . . . . . . . . . . : Media disconnected

Connection-specific DNS Suffix  . :

 

Then type ipconfig/renew press enter

 

The results will be in red that means you have connectivity

 

C:\Users\xxx>ipconfig/renew

 

Windows IP Configuration

 

No operation can be performed on Local Area Connection while it has its media di

sconnected.

 

Wireless LAN adapter Wireless Network Connection:

 

Connection-specific DNS Suffix  . :

Link-local IPv6 Address . . . . . : fe80::c505:281c:b9e5:4d71%11

IPv4 Address. . . . . . . . . . . : xxx.xxx.xxx.xxx  the x can be any number

 

Subnet Mask . . . . . . . . . . . : xxx.xxx.xxx.0

Default Gateway . . . . . . . . . : xxx.xxx.xxx.xxx

 

Ethernet adapter Local Area Connection:

 

Media State . . . . . . . . . . . : Media disconnected

Connection-specific DNS Suffix  . :

 

 

After performing all these steps if you find still you have connectivity issue please call IT support staff.


 

 

One Response to “How to troubleshoot Network related issues”

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