My suggestion would be to either write a short shell script to create a proper service to start/stop this, which you could then operate as normal (and/or via ssh), or figure out how to use the spawn Expect command to ignore the hangup signal. If I had to choose I'd go with the service option.

In reply to Re: Net::SSH::Expect --> Process is quite after exiting from program. by marto
in thread Net::SSH::Expect - Process is quite after exiting from program. by bhushanQA

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