Is there some SSH server for android?

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Is there an ssh server for Android (such as openssh for Ubuntu) that will allow me to access my device console via PuTTY?

Answer

Yes, there are a couple of options for this, including:

Some of these apps will require you to root your device. SSHDroid, QuickSSHD and SSHelper, at least, do not (there may be others as well). There are certainly multiple choices for you to investigate depending on your requirements/desired features/etc.