This section describes how to prevent or resolve issues related to network policies. {prod-short} requires the availability of the WebSocket Secure (WSS) connections. Secure WebSocket connections improve confidentiality and also reliability because they reduce the risk of interference by bad proxies.
Prerequisites
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The WebSocket Secure (WSS) connections on port 443 must be available on the network. Firewall and proxy may need additional configuration.
Procedure
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Verify the browser supports the WebSocket protocol. See: Searching a websocket test.
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Verify firewalls settings: WebSocket Secure (WSS) connections on port 443 must be available.
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Verify proxy servers settings: The proxy transmits and intercepts WebSocket Secure (WSS) connections on port 443.