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Step-by-step guide

Pre-requisite: In the please create a ssh config file write the below  .ssh/config  adapting the template below. 

Host ela

    HostName ela.cscs.ch

    User <username>

    IdentityFile ~/.ssh/cscs-key
    IdentitiesOnly yes

Host daint-ela

    Hostname daint.cscs.ch

    User <username>

    IdentityFile ~/.ssh/cscs-key

    ProxyJump ela
    IdentitiesOnly yes

Host eiger-ela

    Hostname eiger.cscs.ch

    User <username>

    IdentityFile ~/.ssh/cscs-key

    ProxyJump ela

Note:

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    IdentitiesOnly yes

Please note that the ssh config file can be written in many different ways, the template above

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is for your reference only

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. In particular:

• The <username>  in the above snippet needs to be configured with your cscs username

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• Adjust to your own preferenceThe naming convention for Host

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• given as daint-ela or eiger-ela

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Please follow the steps below (the first two steps are required if you are connecting for the first time or if the downloaded keys got expired):

1. Log

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1. in to the SSHService web application to generate keys and download (or)

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1. download the keys using the sshservice-cli

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1. Make sure the downloaded keys are copied to the folder ~/.ssh with names cscs-key

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1.   and cscs-key-cert.pub

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1. . The permission

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1. of cscs-key should be set as

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1. 600 
2. Connect to Piz Daint or Eiger via the frontend Ela using the commands below:

ssh daint-ela 

OR

ssh eiger-ela

Related articles

Step - 3: Connect to eiger or daint with the command below, 

                ssh daint-ela 

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