Error 678

This issue caused by PPTP blocked by ISP.
Solutions:
Switch to other solutions like L2TP/CISCO IPSEC

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Error 734

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Error 789/768

This issue happened in WindowsXP the most, mainly caused by IPSec service stopped.Solutions:Open...

No traffic pass through minutes later when connected

This issue looks like the network out of connect suddenly some minutes later after connected.Most...

Error 868

This issue caused by server address incorrect or DNS resolve issue. Solutions: 1. Verify your...

Error 809/800

This issue caused by PPTP blocked by ISP.Solutions:Switch to other solutions like L2TP/CISCO IPSEC