What do telecom network connection errors 678 and 691 stand for, respectively

Dear Telecom users, Hello!

According to your description, Error 678 means that the dial-in party computer is not answering.

Cause: A 678 error is the most common link failure such as a line, device, or NIC.

The main reasons for this phenomenon are:

a) Dial-up equipment such as ADSL modems and routers are faulty or the line connection is incorrect.

b) ADSL modem or network cable failure of router, switch, hub to computer network card.

c) Computer network card driver or dial-up client software virtual network card program failure.

d) The network card is disabled or the hardware is faulty.

e) The ADSL modem or router, switch, hub parameter configuration is incorrect.

Solution: (a) Check the dial-up device or line connection such as ADSL modem, router, etc.

b) Resume checking the initialization settings of dial-up devices such as ADSL modems and routers.

c) Enable Disable NIC

d) Reinstall the NIC driver or dial-up client software.

e) Restart your computer to make sure that any recent configuration changes take effect.

Error 691, which means that access was denied because the username and/or password were invalid on this domain.

Causes: (a) Broadband dial-up input is incorrect;

b) the password is entered incorrectly;

c) Broadband is in arrears or has no balance;

d) The port binding error is inconsistent, that is, the place used this time is inconsistent with the last time;

e) The dedicated dial-up client software is not properly installed.

Solution: (a) Verify the broadband and password you entered, and it is recommended to copy the notepad and password to the input window after passing the notepad and password in the computer to avoid input errors caused by computer keyboard, capitalization, and full-width problems;

b) Verify whether the place you used this time is the same as the place you used last time;

c) Dial 10000** to verify whether there is any arrears;

d) Check whether you have installed the e-Surfing Broadband client software correctly.

Thank you for your attention and support to telecom products, and I wish you a happy life!

You call telecom customer service for this, and he will solve it for you.

Telecom network connection error: 678 is caused by a setting error, the solution is as follows:

1. First, right-click "Online Neighbors" on the computer desktop, and left-click "Properties".

2. Select "Properties" and enter the "Network Connection" dialog box.

3. Right-click "Local Connection" and select "Deactivate", after which you will see the icon dimmed.

4. Right-click "Local Connection" and select "Enable", and the icon will brighten up after the "Enable" prompt appears.

Error It is recommended that you handle it as follows.

Problem: The remote computer is not answering.

Solution: First of all, please check whether the modem signal light is normal: 1) When the modem signal light is normal, turn off the modem for 5 minutes and then restart it again; If restarting the modem does not work, we recommend that you uninstall the NIC driver and dial-up software and reinstall it.

2) When the modem signal light is abnormal, power off the modem first, and check whether the network cable between the modem to the computer network card and the modem to the splitter is connected. 3) If the dialing error 678 still prompts after processing in the above way, please call Anhui Telecom customer service**10000+4+1.

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Turn off the cat, open the computer control panel, and right-click the local connection in the network connection, click deactivate for a few seconds, and after a few seconds, the cat should be wide open in the connection.

There are many reasons, the account password is correct, and the network card and the cat router are not bright after the network cable is plugged in. You can turn off the cat and router for a few minutes and then try again.

What is the telecom network connection error 678.

The telecommunications network connection has a state caution error: 678 is caused by a setting error, and the solution is:

1. First, right-click "Online Neighbors" on the computer desktop, and left-click "Properties".

2. Select "Properties" and enter the "Network Connection" dialog box.

3. Right-click "Local Connection", select "Deactivate", and then you will see the icon dimmed.

4. Right-click "Local Connection" and select "Enable", and the icon will brighten up after the "Enable" prompt appears.

Telecom Broadband 678 error means that PPPOE dial-up Internet users often encounter fault prompts, that is, the network is not available.

There are many reasons for error 678, and error 678 may occur as long as one link from DSLAM is wrong. For example, DSLAM equipment problems, user board problems in the computer room, below the transfer box, backbone cable problems, wiring cable problems, user home line problems, user modem problems, user computer network card problems, user computer system problems, etc., may lead to error 678.