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FAQ Cisco VPN client

Error messages when installing and using Cisco

Windows Vista

Error 5: No hostname exists for this connection entry. Unable to make vpn connection.

Error 56: The Cisco Systems, Inc. VPN Service has not been started. Please start this service and try again.

Secure VPN Connection terminated locally by the client.
Reason 403: Unable to contact the security gateway.

Secure VPN Connection terminated locally by the Client.
412: The remote peer is no longer responding.

Secure VPN connection terminated locally by the client.
Reason 413: User authentication failed

Reason 421: Failed to establish a connection to your ISP.

Cisco VPN Client displays the message "Reason 422": Lost contact with the security gateway. Check your network connection". The connection to the RoamNet VPN Gateway is no longer available.

There is a problem with your basic network (wireless). Either go to a place where there is a stronger wireless signal, or renew the IP address. If you contact us about this error, please mention the wireless MAC address. (Start - programmes - accessories - commandprompt - ipconfig /all - Enter - Look for the Wireless LAN Adapter and copy the "physical address" by right-clicking in the black screen, selecting "mark" and then pressing Enter when you have marked the correct data (you can also mark the whole IP configuration).

Secure VPN Connection terminated locally by the Client.
Reason 429: Unable to resolve server address.

Secure VPN Connection terminated locally by the Client.
Reason 442: Failed to enable Virtual Adapter.

Error 1609: An error occurred while applying security settings. Authenticated ...

Error 1722: There is a problem with this Windows Installer package. A program run as part of the setup did not finish as expected. Contact your support personnel or package vendor.
(error when installing Cisco)

Error 28000
(error when installing Cisco because there is still (a part of) an old installation present on the system)

When installing Cisco, a 'DNE error' occurs and you are asked to restart

Windows XP

When starting the VPN connection, the computer shuts down (or generates a blue screen).

Error 427: unknown error occurred at peer.


Error 51: Unable to communicate with the VPN subsystem

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