Check Network Connection Fix
First to disconnect all equipment and devices and then restart all devices.and check
How To Fix Network Connection Issues?
Now check connection between router and computer
↣ click on Start >> Run >> type cmd, and click on OK.
↣ At the command prompt, type ping IP address of the computers and press ENTER.
↣ Check the ping statistics. You should get the reply
↣ Make sure to disable all firewalls installed on the computer
↣ To disable firewalls follow these step
↣ Click on Start >> Control Panel >> Network Connections >> Right click on Local Area Connection >> Properties
↣ Click on Advanced >> Settings
↣ Under Windows Firewall select Off (not recommended) and click OK.
Now check for Modem
↣ click on start >> controll panel >> modem
↣ Click on the ‘Diagnostics’ tab at the top of the window
↣ Note the number of the COM port that your modem appears next to and click OK.
↣ Click on start >> run >> type hypertrm.exe and click OK
↣ You will get main Hyper Terminal screen, with Connection Description
↣ In white box type test, and click on OK
↣ In new box under Connect using click on Direct to Com with the number of the com port ,which you noted down earlier then click OK
↣ A Port Settings window wil appear click on OK without any changing
↣ Now You will get the full Hyper Terminal window
↣ Type ATZ and enter You will get a response of OK
↣ If not ,then the attempt to communicate with the modem has failed.Recheck you have the correct Com port
↣ If you get the response ‘OK’ then type ATDT your phone line number. Your computer should start dialling.
↣ If this step fails, Check the cable connections between your computer and phone line
↣ When prompted for login ,type in your internet access username and press enter.
↣ Type your password and press the enter,Click on the ‘Hang Up’ button at the top of the screen for exit
↣ You will be prompted to save this session Click on No.
↣ If your modem failed the above test then you might need to contact the modem or computer manufacturer for further support.
↣ Also check the ethernet cables ,If cables are damaged then change the cables.
To check wireless network
↣ Follow these steps to determine if the Wireless Zero Configuration service is running or not
↣ Click on Start >> Run >> type cmd, and click OK.
↣ In command prompt Type sc query wzcsvc, and press ENTER.
↣ If the Windows Zero Configuration service is running, The words “STATE : # RUNNING” will appear in command prompt.
Next Determine if the driver that you are using recognizes the Windows XP Wireless Zero Configuration service.
For this, follow these steps
↣ Click on Start >> click Control Panel >> Network and Internet Connections >> Network Connections.
↣ Right click Wireless Network Connection >> Properties.
↣ If Wireless Network Connection icon is not in the Network Connections folder, or if you cannot view the properties,
↣ there is a problem with the driver for the wireless network adapter.
For checking this
↣ Click on Start >> right click on My Computer >> Manage >> Device Manager >> Double click Other Devices
↣ Look for the wireless network adapter. If adapter in the Other Devices folder, No driver has been installed.
↣ To resolve this issue,Install a driver .
↣ If the adapter is not located in the Other Devices folder, Look in the Network Adapters folder.
↣ When you locate the wireless network adapter
↣ Right click on the icon for the wireless network adapter,Then click Properties.
↣ Verify that “The device is working properly” message is displayed under Device status.
↣ Now check drivers that do not support the Wireless Zero Configuration service ,For checking this
↣ Click on Start >> Run >> type cmd >> click OK.
↣ Type sc query wzcsvc in command prompt and press ENTER.
↣ If the Windows Zero Configuration service is running, the words “STATE : # RUNNING” will appear.
↣ Now Click on Start >> Control Panel >> Network Connections >> Right click Wireless Network Connection >> click Properties.
↣ On the General tab, Click Configure >> Advanced
↣ Under Property ,a list describes the basic configuration options
↣ Under Mode or Network Type property ,set this option to Infrastructure .
↣ And if you are connecting your computer to another computer, Set this option to Ad-Hoc.
↣ Under Data Rate property ,Set this option to Auto or to 11 Mbps.
↣ Under Power Save property ,Set Power Save to Off or to Disabled.
↣ After configure these options, Click OK to save the changes.
↣ Now right click on My Computer >> Manage.
↣ In Computer Management, Double-click Services and Applications >>Services >>Right click Wireless Zero Configuration >> Properties
↣ In the Startup type box, Click to select Disabled, and click OK.
↣ Close Computer Management, And then restart the computer.
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