A broadband connection error code 764 indicates that a smart card reader is not installed.
The following are network connection error codes and their descriptions:
802 does not recognize the card provided. Please ask check card whether it is inserted correctly and whether it is inserted tightly.
The 80 1 link has been configured to verify the identity of the access server, and Windows cannot verify the digital certificate sent by the server.
800 cannot establish a VPN connection. The VPN server cannot be connected, or the security parameters of the connection are not configured correctly.
799 Internet connection * * * cannot be enabled due to IP address conflict on the network.
798 The certificate used by Extensible Authentication Protocol could not be found.
A connection to the remote computer could not be established because the modem could not be found or was busy.
The user's service type RADIUS attribute is neither a frame nor a callback frame.
The tunnel type RADIUS attribute of user 795 is incorrect.
794 user's frame protocol RADIUS attribute is not PPP.
The 792 L2TP connection attempt failed because the security negotiation timed out.
The 79 1 L2TP connection attempt failed because no security policy was found for the connection.
The 790 L2TP connection attempt failed because the certificate verification on the remote computer failed.
The 789 L2TP connection attempt failed because the security layer encountered a processing error in the initial negotiation with the remote computer.
The 788 L2TP connection attempt failed because the security layer could not negotiate compatibility parameters with the remote computer.
The 787 L2TP connection attempt failed because the security layer could not authenticate the remote computer.
The 786 L2TP connection attempt failed because there was no valid computer certificate on the computer at the time of security verification.
You can't dial with this connection when logging in because it is not configured to use a smart card. ..
You can't dial with this connection when logging in because it is configured to use a name similar to that on the smart card. ;
783 Internet connection * * * Enjoy (ICS) cannot be enabled. Select LAN as private network. ..
782 Network Address Translation (NAT) is currently installed as a routing protocol. ..
78 1 The encryption attempt failed because a valid certificate could not be found.
The function 780 is trying to use is not valid for this connection.
If you dial out with this connection, you must use a smart card.
778 Unable to verify the identity of the server.
The connection attempt failed because the modem (or other connection device) on the remote computer failed.
The call could not be connected because the target called the Do Not Disturb function.
The 775 phone was blocked by the remote computer.
A temporary failure caused the connection attempt to fail. Try to connect again.
The connection attempt failed because the destination number has been changed.
The network hardware of the remote computer is not compatible with the requested call type.
77 1 The connection attempt failed due to the busy network.
The remote computer rejected the connection attempt.
The destination specified by 769 is inaccessible.
The connection attempt failed because the data encryption failed.
Internet connection * * * enjoyment (ICS) cannot be enabled. Selected local area network on private network ..
The certificate could not be found. Using L2TP protocol through IPSec requires the installation of machine certificate. ...
765 cannot enable Internet connection * * * Enjoy. The LAN connection has been configured. ..
No smart card reader is installed.
763 Internet connection * * * cannot be enabled. In addition to the * * * connection, there are two or more LAN connections.
76 1 An error occurred while enabling Internet connection * * * sharing for this connection.
760 An error occurred while enabling the routing function.
Internet connection * * * has been enabled on this connection.
The 757 Remote Access Service cannot be started automatically. Additional information is provided in the event log.
756 has dialed the connection.
Because this item specifies a custom dialer, the system cannot perform automatic dialing.
754 The system cannot find the multi-link binding.
Cannot disconnect because it was created by a multi-protocol router.
752 Syntax error encountered while processing script.
The 75 1 callback number contains invalid characters. Only the following characters are allowed: 0 to. ..
The remote server needs data encryption.
The remote computer does not support the required data encryption type.
74 1 The local computer does not support the required data encryption type.
740 An invalid dialing rule was detected.
739 The authentication protocol required by the remote server cannot use the stored password. Dial again and enter the password explicitly.
The 738 server has no assigned address.
Loopback detected.
The remote computer terminated the control protocol.
The server rejected the requested address.
734 PPP link control protocol was terminated.
Unable to complete the connection with the remote computer. You may need to adjust the protocols on this computer.
The PPP control protocols of your computer and the remote computer are inconsistent.
73 1 has no configuration protocol.
SLIP cannot be used unless the IP protocol is installed.
The 728 system cannot find the IP adapter.
726 IPX protocol cannot be used to dial out multiple modems (or other connected devices) at the same time.
The phone number (including prefix and suffix) is too long.
Invalid data received from the remote computer. The data is ignored.
72 1 The remote computer is not responding.
720 Unable to establish a connection with the remote computer. You may need to change the network settings for this connection.
The 7 19 connection was terminated by the remote computer.
7 18 this connection has been terminated because the remote computer can't respond in time.
7 17 There is no IP address available in the static pool of IP addresses of the remote access service.
7 16 remote access service IP configuration is not available.
7 15 There are too many errors due to the poor quality of the telephone line.
7 14 has no ISDN channel to dial.
7 13 has no active ISDN line available.
7 12 dual port is initializing. Wait a few seconds before redialing.
The configuration of 7 1 1 on this computer is wrong. This connection cannot be established.
7 10 detected a sequence overflow error when communicating with the modem.
709 An error occurred while changing the password on the domain. The password may be too short, or it may be the same as the previous password.
The 708 account has expired.
707 has an error related to the X.25 protocol.
The 705 authentication status is invalid.
The 704 callback number is invalid.
703 connection requires users to provide information, but the application does not allow users to interact.
COM driver does not support the connection speed used by 70 1 modem.
Extended commands in 700 devices. INF file is too long.
The response of the 699 modem caused a buffer overflow.
The response loop is incomplete.
The 696 state machine has been started.
The machine is not started.
The 692 modem (or other connected device) has a hardware failure.
The 68 1 modem (or other connected device) reported a general error.
The carrier cannot be detected by the 679 system.
The remote computer is not responding.
677 is answered by someone other than the modem (or other connected device).
Telephone line 676 is busy.
The 675 system cannot read the maximum operator connection speed from the media. INI file.
The 674 system cannot read the maximum connection rate (bps) from the media. INI file.
The system cannot read the usage from the media. INI file.
The system cannot read the device name from the media. INI file.
67 1 The system cannot read the device type from the media. INI file.
The 670 system cannot read some names from the media. INI file.
Usage parameters in 669 media. The INI file is invalid.
The 668 connection was terminated.
The system cannot read the media. INI file.
The 666 modem (or other connected device) is not working.
The modem (or other connected device) is not configured correctly.
The system is out of memory.
663 media. The INI file refers to an unknown device type.
An attempt was made to set a macro that is not listed in the device. INF file section.
66 1 equipment. The INF file is missing a command.
660 equipment. The INF file does not contain a response to this command.
659 media. The INI file refers to an unknown device name.
The device name in the device. INF or media. The INI file is too long.
657 Unable to open the device. INF file.
Macros in the device. The INF file section contains undefined macros.
No macros were found in the device. INF file section.
A command or response in a device. The INF file partially refers to an undefined macro.
The macro required by the modem (or other connected device) cannot be found in the device. INF file.
Unrecognized response from a modem (or other connected device).
65 1 The modem (or other connected device) reported an error.
The 650 remote access server is not responding.
Account number 649 has no permission to dial in.
The password for this account has expired.
This account has been disabled.
This account is currently not allowed to log in.
645 An internal validation error occurred.
You will not be able to receive pop-up network messages.
The network adapter on the 643 server has failed.
A NetBIOS name of the 642 computer has been registered on the remote network.
64 1 The server could not allocate NetBIOS resources needed to support this client.
A NetBIOS-related error occurred in 640.
639 asynchronous network is not available.
The request timed out.
637 A string that cannot be converted was detected.
The device connected to the port is not the expected device.
An unknown error occurred in 635.
Your computer cannot be registered on the remote network.
The 633 modem (or other connecting device) is already in use, or the configuration is incorrect.
632 Incorrect structural dimensions have been detected.
The user has disconnected the 63 1 modem (or other connected device).
The 630 modem (or other connected device) has been disconnected due to hardware failure.
The 629 connection was closed by the remote computer.
The remote computer terminated the connection before the connection was completed.
627 Unable to find the keyword.
Unable to load string.
The system found invalid information in the phone book file.
The system could not update the phone book file.
The system could not find the phone book entry for this connection.
The system could not load the phone book file.
62 1 The system cannot open the phone book file.
Error code 00000020, parameter1000000, parameter 20000ff6, parameter 30000000, parameter 400000 1.
Unable to determine the end point.
6 19 failed to establish a connection to the remote computer, so the port used for this connection has been closed.
The port specified by 6 18 is not open.
The 6 17 modem (or other connected device) has been disconnected.
6 16 asynchronous request pending.
6 15 cannot find the specified port.
6 14 buffer is insufficient.
6 13 specified invalid compression.
6 12 specifies an unallocated route.
6 1 1 specified an unavailable route.
6 10 specified an invalid buffer.
609 specifies a device type that does not exist.
608 specifies a device that does not exist.
607 An invalid event was detected.
The port specified by 606 is not connected.
605 Unable to set port information.
QQ login error: Sorry, system error. Please try again later.
604 specifies the wrong information.
The 603 caller buffer is too small.
The port specified by 602 is already open.
60 1 An invalid port handle was detected.
600 operation is in a suspended state.
628: The connection was terminated by the remote computer before the connection was completed.