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Here is a summary of the XMPP connection finite state machine used by ibex.
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[Original graph](https://adiaholic.github.io/gsoc2020/2020/07/12/Chapter-8-Reworking-FSM.html) was made by Aditya Borikar.
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```mermaid
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graph TD
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Disconnected{{XMPP Client Disconnected}} -->|start connection| DirectTLS(Connect with direct TLS)
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DirectTLS -->|TLS connection failure| TCPConnect(Connect with StartTLS)
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TCPConnect -->|TCP connection success| TCPConnected{{TCP connected}}
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TCPConnected -->|send <stream:stream>| NotSecureXmppStreamInitiated{{XMPP Stream initiated and not encrypted}}
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NotSecureXmppStreamInitiated -->|find starttls stream feature and send <starttls>| beginStartTls{Start StartTLS}
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beginStartTls -->|server accepts starttls| XmppStreamInitiated
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beginStartTls -->|server refuses starttls| Disconnected
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DirectTLS -->|TLS connection success| XmppStreamInitiated{{XMPP Stream initiated with secure connection}}
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``` |
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\ No newline at end of file |
