Scanner Appliance Troubleshooting

Network Errors

A network error is reported when the Scanner Appliance attempted to connect to the Qualys Cloud Platform and it failed. You'll see an error code with a description to help you with troubleshooting.

Important - The scanner is not functional until the error is resolved. Make sure the network set up and/or proxy configuration is correctly defined in the scanner appliance console.

Show error codes for older appliance versions

Show error codes for newer appliance versions

Error Descriptions

Communication Failure Message

You’ll see a COMMUNICATION FAILURE message if there is a network communications breakdown between the Scanner Appliance and the Qualys Cloud Platform.

Why does it happen?

When does the message appear?

How do I know the issue is resolved?


Quick Links

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From the Community

Scanners Help Center

Best Practices for Internal Scanning

Scanner Appliance FAQs