Win7 system broadband connection common error code and processing method summary

  
1, error 619: can not establish a connection with the isp server
Cause: adsl isp server failure, adsl phone line failure
Method: check whether the adsl signal light can be correctly synchronized.
2, error 602 the port is already open
Phenomenon: Dial-up network network can not be connected due to device installation error or in use
Cause: raspppoe is not completely and correctly installed
Method: Uninstall clean Any pppoe software, reinstall can be
3, error 611 the route is not available/612 the route is not allocated
Phenomenon: Dial-up network connection is not correct
Reason: raspppoe is not completely and correct Installation, isp server failure
Method: Uninstall any pppoe software and reinstall it.
4, error 650
problem: remote computer does not respond, disconnected
Cause: adsl isp server failure, network card failure, abnormal network shutdown caused by network protocol error
Method: check whether adsl signal light can Synchronize correctly; check the network card and remove all network components to reinstall the network.
5, error 605 can not set port information
Phenomenon: Dial-up network can not be set to use port due to device installation error
Cause: raspppoe is not completely and correctly installed
Method: Uninstall any pppoe software ,re-install.
6, error 609 the device type does not exist
problem: the type of device connected to the dial-up network can not be determined
Cause: raspppoe is not completely and correctly installed
Method: uninstall any pppoe software clean ,re-install.
7, error 606 the port is not connected
Phenomenon: Dial-up network can not connect to the required device port
Cause: raspppoe is not completely and correctly installed, the connection line is faulty, adsl modem is faulty
Solution: Uninstall any pppoe software, reinstall, and then check the network cable and adsl modem.
8, error 608 the device does not exist
Phenomenon: Dial-up network connection device does not exist
Cause: raspppoe is not completely and correctly installed
Method: Uninstall any pppoe software, reinstall Just fine.
9, error 617 the port or device is already disconnecting
Phenomenon: the device connected to the dial-up network network has been disconnected
Cause: raspppoe is not completely and correctly installed, isp server failure, cable, adsl modem Fault
Method: Uninstall any pppoe software, reinstall, check the network cable and adsl modem.
10, error 621 can not open the phone book file
error 622 can not load the phone book file
error 623 can not find the phone book entry
error 624 can not write the phone book file
error 625 invalid information found in the phone book
Question: windows nt or windows 2000 server network ras network component failure
Reason: uninstall all pppoe software
Method: reinstall ras network components and raspppoe.
11. Error 678, the dial-in computer did not answer and could not complete the dial-up network connection.
Cause:
1. There is a problem connecting the connection cable between the adsl modem and the network card, so that the system cannot connect with the adsl modem.
2, adsl modem does not have power supply, so the system can not connect with adsl modem
3, adsl modem itself has problems, so that there is no signal
4, central office problems
12, error 638
Question: After a long time, I can't connect to the adsp access server of the isp
Cause: The isp server is faulty; you entered a phone number incorrectly in the bad connection created by raspppoe
Method: Run It creates a dialed raspppoe.exe to check if the isp service can be listed to determine that the isp is normal, clear the phone number in the dial-up connection used or leave only one 0.
13, error 711
14, error 651
Question: adsl modem reported an error
Cause: windows is in safe mode, or other errors

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