AZTCOFWCYBER SECURITY SOLUTIONS
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Troubleshooting

Configuration guides, troubleshooting and practical advice for AZTCOFW.

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WAN connection speed changes

To update the speed of a WAN if it changes, edit the appropriate queues under Firewall > Traffic Shaper to reflect the new speed. The queues that need updating are: The root queue for each WAN interface for the upload sp

WAN Interface

Check that the WAN IP address is correct ( Interfaces > WAN ) Using the wrong address could cause a failure of the ISP to deliver traffic to/from the firewall, among other issues Check that the WAN IP address has the cor

Why can’t I ping some OpenVPN adapter addresses?

In SSL/TLS server mode using a net30 style Topology , OpenVPN will not respond to ping on certain virtual addresses used solely for routing endpoints. Do not rely on pinging the OpenVPN endpoint addresses as a means of d

Why do OpenVPN clients all get the same IP address?

If the same certificate is used for all clients, which we strongly discourage, then the clients are all assigned the same IP address when they connect. To work around this, check Duplicate Connections on the server confi

Why is not properly shaped?

The reason is nearly always one of these choices: The traffic matched a different rule than expected The traffic did not match any rule As with other questions in this section, this tends to happen because of rules enter

“Random” Tunnel Disconnects/DPD Failures on Low-End Routers

If IPsec tunnels are dropped on low-end hardware that is pushing the limits of its CPU, DPD on the tunnel may need disabled. Such failures tend to correlate with times of high bandwidth usage. This happens when the CPU o

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