What is the command to create ta.key file on win7 cmd

Installing OpenVPN server on windows 7

I got this error "
Tue Jan 30 13:31:15 2018 WARNING: cannot stat file 'ta.key': No such file or directory (errno=2)
Options error: --tls-auth fails with 'ta.key': No such file or directory (errno=2)
Options error: Please correct these errors."

how to do command to create ta.key file on win7 cmd
Hani AlhabshiSystems EngineerAsked:
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Ashok DewanFreelancerCommented:
I think you required to private and public keys from openssl. right?
Hani AlhabshiSystems EngineerAuthor Commented:
How to create ta.key with commands  on openvpn
Ashok DewanFreelancerCommented:

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Hani AlhabshiSystems EngineerAuthor Commented:
For Windows cmd ...
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Windows 7

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