Not connecting to certain sites or apps? Fix geo-blocks, ISP blocks, captive portals, and DNS/WebRTC leaks.
Here are several points to check and consider when troubleshooting VPN connectivity issues. You will notice that this list starts with the client's workstation and ends with the company's local services.
Client operating system update (recently done or to be done)
Other non-corporate VPNs that are causing conflicts
The client's home router is outdated or needs to be restarted or updated
Internet service provider issues on the client side
Generalized and temporary issues with Internet data flow
Company Internet service provider
Company firewall update (recently done or to be done)
Reverse proxy service
VPN server service is down (recently done or to be done)
Maximum number of VPN connections reached
VPN traffic redirection to internal resources is no longer adequate
Service used via VPN is unavailable or out of service
Conclusions
Call on our qualified firewall experts for support and customized VPN solutions.
Resolving VPN errors can be complex, especially without technical expertise. Our team is here to assist you, whether for the sale, installation, or troubleshooting of your VPN or firewall. Contact us to ensure a secure connection and efficient recovery of your operations. We have solutions and providers tailored to SMEs.
Here are several key areas to check when troubleshooting VPN connectivity issues. This checklist starts with the user’s workstation and gradually moves toward the company’s internal infrastructure and services.
Client-side checks
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The client’s operating system has recently been updated (or requires an update)
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Other non-corporate VPNs are installed and causing conflicts
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The client’s home router is outdated, needs to be restarted, or requires a firmware update
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Internet service provider (ISP) issues on the client’s side
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Temporary or widespread internet routing issues
Company-side checks
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The company’s internet service provider is experiencing downtime or instability
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The company firewall was recently updated (or needs an update)
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Reverse proxy service issues
VPN and internal services
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The VPN server service is down or unstable
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The maximum number of VPN connections has been reached
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VPN routing/traffic forwarding to internal resources is misconfigured or no longer working properly
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The internal service accessed via VPN is unavailable or currently out of service
Conclusion
If you need expert assistance, our qualified firewall specialists can help you troubleshoot VPN problems and deploy secure, customized solutions.
VPN issues can be challenging to resolve without the right technical expertise. Our team can support you with the purchase, setup, and troubleshooting of your VPN or firewall infrastructure. Contact us to restore secure connectivity quickly and keep your business running smoothly — with solutions tailored specifically for SMEs.
Common VPN Problems (South Africa)
- VPN won’t connect / stuck on “connecting”
- VPN is connected, but internet doesn’t work
- Slow speeds, buffering, unstable ping
- Streaming or banking apps blocked
- DNS or WebRTC leaks detected
Quick Fix Checklist
- Switch server (try a nearby region first)
- Change protocol (WireGuard / OpenVPN / IKEv2)
- Disable IPv6 or enable leak protection
- Change DNS (or use Private DNS on Android)
- Restart router / flush DNS
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