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Tool autossh Maintains Persistent SSH Tunnels by Automatically Restarting Connections

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The autossh utility monitors SSH connections and restarts them if they fail, preventing service interruptions from network drops or process exits. It is designed for maintaining persistent port forwards but does not fix issues like incorrect credentials or unreachable services. Users must first establish a working SSH tunnel before implementing autossh for automated recovery. Key-based authentication and verified host keys are essential for unattended use.

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