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NCRA Computer Facilities- FAQ's

  • How can I get access to NCRA Computers?
  • Workflow after submitting the Computer Application Form?
    • Once you submit the Form, you need to get your Reporting/Guide/NCRA Collaborator's approval over the form, then submit the form to Computer Dept. Within 2 working days, we (Computer Dept.) will create you NCRA account and share details with you via email.
  • How can I get Remote Access to NCRA Computers?
    •  If you are new user at NCRA, you need to fill the form - https://forms.ncra.tifr.res.in and tick VPN Account. Then you need to get the approval from NCRA Collaborator/Guide to endorse your VPN account with valid 'Account Validity date' and submit it to Computer Dept.
  • How can I change my NCRA login password?

only username@ncra.tifr.res.in password (NOT VPN PASSWORD)

-bash-4.2$ ssh username@mail
username@mail's password:

-bash-4.2$ passwd
Changing password for user username.
(current) LDAP Password:
New password:
Retype new password:
passwd: all authentication tokens updated successfully.
-bash-4.2$ logout
  • How can I change my NCRA VPN password?

only VPN password NOT Dhruva/mail password

    • You can login to https://wormhole.ncra.tifr.res.in via browser, provide the current password, you will see the option of New password. Enter the New password and Confirm Password and save. Try checking the login again with the new Password. After you chage the password, you need to provide the latest password for OpenVPN Connect 
  • How to login to servers?
    • Here at NCRA we have 2 difrent kinds of servers, one can be accessed with dhruva/mail credentials and the others can be accessed only through your Reporting/Guide's approval. You need to get infromtaion from your Reporting/Guide about which machine you can access.
  • How to do SSH login?
    • Users are expected to you Linux environment (Preffereable) or WSL (Windows Subsystem for Linux). 
ssh -X username@hostname.ncra.tifr.res.in

 

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