Home broadband Internet tips 678, what s going on?

1. Broadband Internet display "error 678", it is caused by modem damage, poor contact of network cable and network card, ** line obstruction, etc., if there is a router, it is recommended that you can first power off and restart, if it is still not available, it is recommended that you remove the router and check whether the modem signal light is normal:

1. If it is normal, please try to restart the network card, unplug the network cable, and restart the modem;

2. If it is not normal, please try to unplug the ** cable, restart the modem, check whether the separator is connected correctly and unplug the above cable.

2. If it cannot be solved, you can contact the local manual customer service for feedback.

Broadband Internet error 678 is caused by the remote computer not responding; 678 obstacle handling is as follows: 1. Please confirm whether to use a router, if you use a router, you do not need to dial in on the computer, it is recommended to avoid the router dial-up Internet test. 2. Check and plug in the line to restart the modem and try on the computer.

3. Please check the local connection (check the wireless network connection when using wireless Internet access) can not play the red cross. 4. Schematic display of the status of the modem lamp in the common access mode. Please reply to ADSL or LAN or FTTH to view.

ADSLSL or ADSL or ADSL lights are always on for normal, if they are flashing, it means that there is a line problem; The link light flashes to indicate that there is data interaction, and the computer and the cat are connected normally. --The LAN card light is on, indicating that the network cable connection is normal. --The FTTH light signal or LOS light is normal, and the flashing red light indicates that there is a problem with the light path; If the G or PON lights are always on, the network is normal.

According to the situation you described, the possible reason for the broadband Internet display "error 678" is due to modem damage, poor contact between network cables and network cards, ** line obstacles, etc., and the handling methods are as follows:

1. If there is a router, first power off and restart, if it still can't be used, please remove the router for the following operation detection;

2. Check whether the modem signal light is normal

1) If it is normal, please try to deal with it as follows: restart the network card, unplug the network cable, and restart the modem;

2) If it is not normal, please try to deal with it as follows: unplug the ** cable, restart the modem, check whether the splitter is connected correctly and unplug the cable on it.

If the above situation has not been resolved, it is recommended that you contact the local customer service for processing.

Problem Description]:

Error **678

Cause Analysis]:

Error 678 is one of the faults of broadband. The implication is that the remote computer is unresponsive.

Easy Steps]:

Close ADSL

modem—Disable local connection—Restart the computer—Open adslmodem solution]: Option 1:

Confirm the ADSL first

The physical link between the network cable with normal modem dial-up or direct access to the home and the late replacement machine is unobstructed. Replug the cables between the devices. Option 2:

If the first step doesn't work, then close the ADSL

In the case of modem, still disable the local connection (network card), restart the computer, then enable the local connection (network card) and then open ADSL

modem. Option 3:

Unplug the modem, wait about 5 minutes, plug it back in and try dialing again.

Note: If the above effects are invalid, it is recommended to contact the local network operator for help.