What is VPN Error 628?
Since the problem is due to the user’s connectivity issues, it is also often known as Modem Error 628.
Besides the specified issues, there were cases where users reported about Error 628 when using mobile broadband connection. This can be perhaps due to weak signals.
This connection error is directly associated with your router and modem, and the error does not possess direct threats to your computer. It can be easily fixed by following these six steps.
1) Since the VPN Error 628 emerges due to Dial Up and/or Modem issues, it is necessary to make sure that you have a properly functioning phone line.
2) Since VPN technology is always evolving, it is recommended to keep the firmware of their routers/modems upgraded and updated.
3) Believe it or not, but VPN Error 628 may also emerge when you enter incorrect log-in credentials. Make sure to type your correct username and password to log in.
4) If the problem still persists, uninstall the Modem and reinstall it.
5) Check to ensure that RAS is enabled.
6) After re-enabling your RAS, run a check on the Firewall and router settings to make sure that GRE is enabled.
VPN Error 628 is a common issue that has been experienced by almost every VPN user at one time or the other. Fortunately, these are easy-to-follow steps that will help you in resolving the connection error.