If you have forgotten your password, there is a password recovery procedure, which requires access to the Console port.
Also, check if this link is helpful (https://computer2know.de/page-aruba-7005-or-7010-or-other-controllers-factory-reset-using-cpboot-environment:::877.html)
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Shpat | ACEP | ACMP | ACCP | ACDP
Just an Aruba enthusiast and contributor by cases
If you find my comment helpful, KUDOS are appreciated.
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