Internet connection errors in Windows. Internet connection errors in Windows OS won't connect error 691

Internet connection errors in Windows. Internet connection errors in Windows OS won't connect error 691

04.10.2021

The availability of the Internet is directly related to the growing popularity of various electronic devices. Therefore, there is no greater disappointment when a person has spent a large amount of money on the purchase of the necessary equipment, and before his eyes the inscription "error 691 when connecting to the Internet" appears.

By the way, none of the users is insured against such a nuisance - no matter what provider he chooses. This is confirmed by a large number of similar requests for help: error 691 Beeline, Rostelecom, and so on.

You should not be nervous ahead of time, because, very often, the cause that causes the connection to fail can be treated quite easily.

Treatment methods

Oddly enough, the first thing to do in such a situation is to check the account status. This kind of surprise is especially common among people who use monthly rates and simply forget about the date when the next replenishment should be made. The result is code 691 when connecting to the Internet Windows 7 or in any other version of the operating system from the most famous manufacturer of such software.

The next reason for the appearance of an impartial inscription when connecting to the Internet Windows 8, 7, 10, and so on, is the incorrect input of personal data. That is, login and password. Again, the solution may be to set the correct keyboard layout. For example, a person's login is written in Russian letters, but it is necessary - in English.

Problems when trying to connect via PPPoE may be caused by incorrect VPN server settings. Which means that an error occurs already at the first stage of the launched process.

The fix is ​​as follows:

  1. Go to the "Network Connections" menu.
  2. Find the created connection and open the submenu by right-clicking on the mouse.
  3. Go to the "Properties" folder.
  4. Recheck the correctness of all the data entered there.

The last option for such an error 691 may be the inoperability of the firewall, for some reason. Therefore, before trying to access the vastness of the global web, it is recommended to check the functionality of this application, which is also done very easily:

  1. Go to the control panel, from where you go to the "Services" menu.
  2. You need to find the application and run its settings.
  3. Find the "status" line and enable this important program.
  4. Try to go online.

Usually, these options are enough to cope with error 691, which would seem to be a difficult and irreparable situation.

Errors when connecting to the Internet occur on a variety of types of connections - PPPOE, VPN (L2TP, PPTP), 3G Internet, and of course, only on Windows operating systems.

Thanks to the error number, you can find out what is the cause of the problem and eliminate the malfunction, without the intervention of installers and, of all kinds, system administrators.

If you cannot fix the error that appears on your own, then contact the technical support of your Internet provider. Rather, you need to contact immediately, and then try to do something yourself. Why? If it comes to calling the master at home, you can waste a considerable amount of time while you conjure over the computer yourself. And so, while you wait, you are slowly trying to rectify the situation. It turned out - the application was canceled, that's all.

This error means that the "Username" and "Password" entered in the corresponding fields when connecting to the Internet turned out to be incorrect, and the server could not identify the user, that is, you.

Also, for some providers, 691 connection error "says" that there is not enough money on the personal account - a negative balance.

Before entering the "Username" and "Password" in the created connection, write them in a text editor (for example, in Notepad), and then copy and paste them into the appropriate fields. There should be no spaces between letters, and after the typed data!

If you enter data directly, then:

  • Make sure the keyboard layout is set in Latin (in English - EN);
  • Observe the lowercase and uppercase letters - write exactly as you did in the contract or subscriber's memo;
  • Make sure the keyboard's CAPS LOCK is turned off.

If after that you still get error 691, then check the status of the L / S - the balance should not be negative!

Error 678 (Win XP), 651 (Win 7, 8), 815 (Win Vista)

Depending on the version of Windows OS, the error numbering may differ, but the cause of the problem, in principle, is the same - the server is unavailable.

When you click "Connect", a request for user authorization is sent to the provider's server, and if the request does not reach the server, error 678 (on XP), 651 (on Win 7) or 815 (on Vista) is displayed.

Causes? Let's think:

  • Problems on the line - the signal from the provider's PBX does not "reach";
  • A cable break in the apartment is almost the same as the last point. The difference is that if you have any subscriber device (modem, router, optical terminal) installed in your apartment, then the signal can reach the device. But from him to the computer, no longer;
  • Computer problems - for example, an incorrectly configured Firewall or antivirus;
  • Problems on the provider's side - the server “crashed”, the service is not registered on the port, and so on;
  • Subscriber equipment malfunction - incorrectly configured router or modem.

If you have a wired Internet (Rostelecom, Domolink, TTK, Beeline), then check the cables and wires in the apartment for integrity. Look carefully to see if the cable is plugged into your PC's network card.

If you have a subscriber device installed (ADSL modem, optical terminal, router) - see if any wire has come off the modem and whether the signal indicator from the PBX is active.

Disable antivirus, Windows Firewall and check the connection - this also applies to errors when connecting to the Internet, which is provided by cellular operators (Megafon, MTS, RTK).

For different types of connection, there are different reasons for the 619 error. Let's dwell on each one in more detail:

For users who have the Internet connected via PPPoE connection (Rostelecom, TTK, DOM.RU), the error usually occurs due to incorrectly entered login / password or when there is not enough money on the subscriber's personal account. You can read more in the first section of this article, which describes "Error 691";

If you are connected via VPN (for example, cable Internet from Beeline), then the reason is most likely due to incorrect security settings. In the properties of the VPN connection, it should be like this:

If your Internet is connected using 3G or 4G technology (cellular operators such as Megafon, Beeline, MTS, RTK), then the cause of the error is most likely a USB modem or a USB port on your computer. You can try to fix the problem yourself, here are some tips:

  • Reboot the operating system completely (turn off and turn on the computer);
  • Connect the USB modem to a different USB port and try to reconnect to the Internet;
  • Reinstall the drivers on the USB modem;
  • If you want to exclude one of the devices as the source of the problem, try connecting the modem to another PC (from friends, neighbors). And if the connection problem remains on another computer, then, most likely, the USB modem is faulty;
  • Update the USB modem software by downloading the firmware from the manufacturer's website.

The error occurs when negotiating PPP protocols between your computer and the provider's server, and most likely indicates a damaged Windows registry.

In fact, there are not so many options for solving the problem:

  • If restarting your computer did not help (as is usually the case), then try to recreate the "High Speed ​​Connection";
  • One of the ways to regain access to the Internet is to roll back the system to an earlier configuration. To do this, in the "Start" menu, select "Accessories" -> "System Tools" -> "System Restore" -> "Restore the computer to an earlier state" and in the calendar select the date closest to the one from which the problems with the Internet began;
  • If "System Restore" did not help, then you should think about reinstalling Windows;
  • To avoid ever encountering this error in the future, buy and install a router in your apartment - this is the best way to deal with all Windows errors.

Error 769 (Win XP), 800 (Win Vista)

Error 769 in Windows XP, like 800 in Windows Vista, occurs when the "Local Area Connection" is disabled, or if there are no drivers for the network card.

Check if the local network connection is active.

Click "Start" -> "My Network Places" -> "Show Network Connections". If the window has a “Local Area Connection” icon and it is gray, then the connection is disconnected. To activate it, right-click on the shortcut and select "Enable".

If there is not a single Local Area Connection in the "Show Network Connections" window, then the drivers are not installed on the network card (or installed, but with some errors).

Go to "Start" -> "Control Panel" -> "System" "Hardware" -> "Device Manager" and look at the devices under the item "Network adapters", if a question mark is lit on the device - the drivers are not installed or are installed with an error, if the text is gray, right-click and select "Enable".

The server is not available for this VPN connection.

In the parameters of the VPN connection, the IP addresses are registered manually, that is, static.

To fix this error, you need to set the automatic detection of the IP address and DNS servers in the VPN connection parameters (make the IP addresses dynamic).

I showed how to enter "Network connections" (created connections are located in this folder) a little higher - in error 769. Just do not confuse "VPN connection" and "Local network connection"!

Now right-click on the VPN connection, select the last item - "Properties", then open "Internet Protocol TCP / IP" and put a checkmark on "Receive automatically". After these steps, the Internet should work.

Comments:

Ivan

In the modern world, connecting to the Internet is no longer an entertainment, but has become a real necessity. Politics, trade, services and education use the virtual network to work. The installed Internet allows you to keep abreast of the latest events, advertise goods, and order them directly from the office.

In online mode, you can pay for services, purchase and buy any goods, communicate with friends, find new acquaintances. Installing the Internet does not pose any particular difficulties. But errors may appear. Some of them can be corrected by the user on their own without contacting specialists.

What does error 691 mean?

The message "Error: 691:" Access denied because such username or password is not valid in this domain "indicates that you cannot continue to connect to the Internet. This is a kind of signal to the user that something is wrong with the connection.

  • see if the router or modem is connected to the electrical network (whether the plug is plugged into the outlet). Do not be too lazy to check the condition of the network cable for breaks and damage. This is especially true if there are curious animals in the house. Eliminate the possibility of disconnecting from the computer - pay attention to the socket of the network card;
  • if the cable connecting the router or modem to the computer is in good order, the modem is plugged into the network, then brainstorm the possible causes. Correction is possible without the involvement of specialists, on its own. The main thing is to understand the reason for its appearance.

Video: Error 691 with PPPOE connection in Win 8.1 x64

Causes

  • If, during the connection process, a message appears on the monitor screen about access denied due to an invalid username and password, you may have done something wrong when entering the username and password;
  • sometimes such an error appears even when the registration data is entered correctly. In this case, you need to inquire about the state of your personal account, and more specifically - how much money is there. Many providers suspend the provision of services when the balance is zero;
  • if a connection has already been made with the same name and password, then you will not be able to connect. The error code may differ from vendor to vendor. But most of them have 691.

We fix the problem

The solution to the problem is possible in several stages. Sometimes one step is enough to create a connection, but be prepared for the fact that a way out of the situation will not be found immediately.

First of all, you need:

Pay attention to the presence of spaces when entering characters. Are there any extra ones before the first character of the password? It's easy to check this: place the cursor in front of the first character and press the Backspace key. If there are gaps, they will be erased. Also check the username you entered.


If your computer is running Windows 8, you can do the following:

  1. in the data entry line in the Start menu, enter ip;
  2. in the drop-down menu, select View network connections;
  3. by selecting View network connections, you will be taken to the page for accessing your connections.
  4. choose the one you need and you will see the IP address of the computer.
  • it is important to know that setting up an Internet connection can only be done with a network cable connected to the computer. Wi-Fi operation is not possible in this case. As a rule, among the connections that you will see in the window, you must select Ethernet;
  • check if Windows Firewall is working. There are situations when turning it off prevents the establishment of an Internet connection;
  • you can only determine whether you have already connected with your registration data by calling the technical support service. In this case, the operator will prompt you to solve the problem. It may be necessary to invite a master.

At one of the stages, you will definitely continue to connect to the Internet. If this does not happen, then contact technical support.

The article reveals the reasons for the occurrence of a fairly common error code 691 that occurs when a computer is connected to the Internet. Tips for fixing it are given.

>

Description: Unable to connect to the remote computer, therefore the connection port is closed.

1) Incorrect security settings in the antivirus program

It is necessary to correctly configure or disable the built-in firewall in your antivirus program (it is better to disable the antivirus completely).

2) Enabled "Windows Firewall"

Disable "Windows Firewall" according to the Instructions for disabling "Windows Firewall"

3) If your operating system is automatically updated, then try starting the Windows recovery service to the last working restore point.

This can be done according to the instructions for

Error 691

Description: Access is denied because the given username or password is not valid on this domain.

Possible reasons for the error and how to fix it

1) Negative balance.

Check your balance. You can do this in your personal account at http://stat.k-telecom.org/

2) The username or password was entered incorrectly.

Check if you entered your username / password correctly. Please note that all characters written in the password must be entered. Also, observe the upper and lower case when writing the password. Also check if the VPN server address is entered correctly in the settings

Re-create the vpn connection if the login / password re-dialing did not help according to the instructions: VPN settings

we try to connect in 5-10 minutes if it does not help then we call technical support

We remind you that in no case do not give anyone your login details

Error 692

Description: A hardware failure on the port or device attached to it.

Possible reasons for the error and how to fix it

1) Port hardware failure

Restart the computer completely

Re-create VPN connection:

Download the automatic configuration utility at: http://stat.k-telecom.org/

Or according to the manual VPN settings

Also, in Windows 7, error 692 = 691 error, if, when connecting, vpn stops at the “Verify username and password” stage, then see the instructions for eliminating error 691

Error 718

Description: The connection was interrupted because the remote computer did not respond in time.

Possible reasons for the error and how to fix it

Try to connect in 15-20 minutes

Error 720

Description: No PPP control protocols configured.

Possible reasons for the error and how to fix it

To restart a computer.

Perform a system restore (especially if the system was recently updated) according to the System Restore Instructions

Reinstall Windows or try step # 4 *

Remove and reinstall TCP / IP *

Open a command prompt (Start - Run - cmd) Run the following commands in sequence:

netsh int ip reset resetlog.txt

netsh winsock reset

After that, we restart the computer. A warning! Running the netsh winsock reset command can adversely affect programs that access the Internet or monitor data on the Internet, such as antivirus programs, firewalls, and proxy clients. If one of these programs does not work properly after using the method in question, reinstall the program to restore its functionality.

Errors 741,742,734

Description: The PPP link control protocol was interrupted.

Possible reasons for the error and how to fix it

1) Incorrect security settings

check the VPN connection settings according to the VPN settings instructions

It is also possible to recreate the VPN connection using the automatic configuration utility

http://stat.k-telecom.org/

Error 735

Description: The requested address was rejected by the server

Possible reasons for the error and how to fix it

1) The error occurs if an ip-address is registered in the properties of the TCP / IP VPN connection.

Checking VPN settings:

Launch the icon from the "K-Telecom" desktop and press the "Properties" button in the window that opens

In Windows 8 Launch the icon from the "K-Telecom" desktop and in the window that opens, right-click on the connection and select "View connection properties"

Go to the "Security" tab and set "Data encryption" as in the picture below for your operating system:

Windows XP / Windows Vista

Windows 7 / Windows 8

Next, go to the "network" tab, find "Internet Protocol TCP / IP (for Windows XP / Vista)" or "Internet Protocol version 4 (for Windows 7/8)" select, click the Properties button. We mark the items "Get ip-address automatically" and "Get DNS-server address automatically"

Recreate the VPN connection using the auto-configuration utility

You can download the automatic configuration utility at: http://stat.k-telecom.org/

Error 769,800,807,809,1231,1232

Description: The specified destination is not reachable.

Possible reasons for the error and how to fix it

1) There is no link (on the "local area connection" icon there is an inscription "the network cable is not connected").

We check if your network card is enabled.

For Windows 7: Start - Control Panel - Network and Internet - Network and Sharing Center - Change adapter settings

For Windows XP: Start - Control Panel - Network Connections

If the state of the local area network connection is disabled, enable it by double-clicking the left mouse button.

"Local network connection" is crossed out with a red cross and the bottom is signed "The network cable is not connected", then check whether the network cable is connected to the computer, if not, then reconnect it. If it doesn't help, then call technical support.

We check if the network card receives the network address:

To do this, click:

Start - Control Panel - Network and Internet - Network and Sharing Center - Change adapter settings - Right-click on the "Local Area Connection" icon and select the state


In the window that opens, click the "Details" button

In the "Network Connection Information" window, look at the address you received .. if it starts with 169 .. then call technical support

2) Incorrect LAN settings

3) Blocking by an antivirus program

make sure that the firewall or antivirus with a built-in firewall does not block the connection according to Configuring firewalls in antiviruses

Error 789

Description: The L2TP connection attempt failed due to an error in the security layer during negotiations with the remote computer.

Possible reasons for the error and how to fix it

1) OS does not support l2tp. Mostly this error occurs on Windows WP

Use the automatic VPN connection configuration utility. http://stat.k-telecom.org/

Page caching

Description: In the process of transferring information over the network, caching of Internet pages can be used - the process of storing frequently requested documents on (intermediate) proxy servers or the user's machine.

Possible reasons for the error and how to fix it

You need to clear the cache in your browser. How to do this can be found in the section

Error 691 is found in all operating systems of the Windows family and is primarily associated with Internet connection settings. A similar error can occur both immediately upon the first attempt to make a connection after setting up, and later, when a successful connection with these network settings has already been made several times. There are several reasons that can provoke error 691, they all have a different solution and therefore we recommend that you read this material in full before proceeding to fix it.

Causes of Error 691

The most common cause of error 691 when connecting to the Internet is a simple typo when entering your username and password. This is what the service window with a description of the error that appears on the display indicates.

Nevertheless, the problem may be caused not only by the username and password, but also by the incorrect parameters specified for the connection if you are using a VPN. An error in the spelling of the VPN server name, incorrect server IP address, or incorrect password to access the server. All this can also provoke error 691.

There are times when error 691 appears spontaneously, without changing the Internet settings. In this case, it is worth paying attention to the programs that you have recently installed on the system. Probably, one of them has access to the system settings and changed them, violating the connection settings and the security of the network connection.

How to fix error 691 on Windows

  1. The first step is to delete the created connection and try to create it again, especially carefully entering the login and password. Verify that the keyboard layout is correct, Caps Lock is activated, and that uppercase and lowercase letters are entered correctly.
  1. Open the system window Network Connections, which can be found in the Start menu. Select the connection that you use by default and right-click on it. Select the Properties option. In the window that opens, check that the IP address given to you by your ISP is entered correctly, and in the VPN properties, be sure to uncheck the Include Windows logon domain option.

After the settings have been made, it is advisable to restart the computer and try to connect again. Error 691 shouldn't bother you anymore.

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