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Info

You must have been given a training account username, beginning with the letters 'troifs' and the security password in order to log into ECMWF computers.

Possible problem

If you see this error message when attempting to connect to cca:

Code Block
% sftp troifs0@ecaccess.ecmwf.int
Unable to negotiate with 193.61.196.110 port 22: no matching key exchange method found. Their offer: diffie-hellman-group1-sha1
Couldn't read packet: Connection reset by peer

Make sure you have the following in your $HOME/.ssh/config file (create it if needed):

Code Block
Host ecaccess.ecmwf.int
  KexAlgorithms=diffie-hellman-group1-sha1
  HostKeyAlgorithms=ssh-dss


Transfer files from ECMWF CCA to classroom PC

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