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Stream - WebSocket - Handshake Error



ERROR: 31920

error-31920 page anchor
PROGRAMMABLE VOICE
ERROR

The server has returned an HTTP code different from 101 to the connection request sent by stream

See https://tools.ietf.org/html/rfc6455#section-4(link takes you to an external page) for details.

Possible Causes

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  • The server does not support WebSocket
  • The WebSocket protocol is not enabled for the requested URL
  • Verify WebSocket protocol is enabled in the server
  • Verify the path in TwiML URL is actually the one supporting WebSocket

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