other:ssh
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other:ssh [2020/07/10 07:51] jypeter Improved the mentions of Putty |
other:ssh [2020/08/04 07:54] jypeter Updated the links for PuTTY |
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| Note: the following will work in a **Linux** terminal, but can also work in a //terminal// on a **Mac** or on a **Windows 10** computer (''ssh'' is directly available in ''Windows Powershell'', ''Windows Terminal'' or the old ''cmd'', but it is not the most user-friendly way to use ''ssh'' on Windows) | Note: the following will work in a **Linux** terminal, but can also work in a //terminal// on a **Mac** or on a **Windows 10** computer (''ssh'' is directly available in ''Windows Powershell'', ''Windows Terminal'' or the old ''cmd'', but it is not the most user-friendly way to use ''ssh'' on Windows) | ||
| - | If you have a Windows computer, it is much easier to use [[#a_recommended_ssh_client_for_windows|Putty]] for creating an ''ssh'' connection | + | If you have a Windows computer, it is much easier to use [[other:putty_conf|PuTTY]] for creating an ''ssh'' connection |
| </WRAP> | </WRAP> | ||
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| * Most common options: | * Most common options: | ||
| - | * ''-X'': Enable X11 forwarding. This option will allow you to start graphical programs on the remote server | + | * ''-X'': Enable //X11 forwarding//. This option will allow you to start graphical programs on the remote server |
| * If ''-X'' does not work, use ''-Y'' instead (Enable //trusted// X11 forwarding) | * If ''-X'' does not work, use ''-Y'' instead (Enable //trusted// X11 forwarding) | ||
| * Using the ''-X''/''-Y'' option will automatically define the ''DISPLAY'' environment variable that is required by graphical programs on the remote server. Otherwise, ''DISPLAY'' will not be defined\\ <code>my_login@lsce5203:~$ echo $DISPLAY | * Using the ''-X''/''-Y'' option will automatically define the ''DISPLAY'' environment variable that is required by graphical programs on the remote server. Otherwise, ''DISPLAY'' will not be defined\\ <code>my_login@lsce5203:~$ echo $DISPLAY | ||
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| * Windows: [[other:win10wsl#installing_an_x_server|install, configure and launch VcXsrv]] | * Windows: [[other:win10wsl#installing_an_x_server|install, configure and launch VcXsrv]] | ||
| * Mac: FIXME | * Mac: FIXME | ||
| - | * ''-A'': enable agent forwarding. This is useful when you use //ssh keys//, and an //ssh agent// | + | * ''-A'': enable //agent forwarding//. This is useful when you use //ssh keys//, and an //ssh agent// |
| * ''-t command'': this option allows you to execute a command on the remote server (without displaying the output of the initial ''ssh''). We use this mostly to //chain ssh connections//, when we want to automatically go through a specific //gateway// server to access another server\\ e.g. ''ssh -A -X my_login@ssh1.lsce.ipsl.fr -t ssh -A -X obelix'' | * ''-t command'': this option allows you to execute a command on the remote server (without displaying the output of the initial ''ssh''). We use this mostly to //chain ssh connections//, when we want to automatically go through a specific //gateway// server to access another server\\ e.g. ''ssh -A -X my_login@ssh1.lsce.ipsl.fr -t ssh -A -X obelix'' | ||
| * ''-v'': verbose mode. Use this option only when you can't connect, or things don't seem to work correctly. Analyzing the verbose output when you start ''ssh'' should allow you, or the [[other:newppl:starting#getting_help_from_the_lsce_system_administrators|system administrators]], to find out what is wrong | * ''-v'': verbose mode. Use this option only when you can't connect, or things don't seem to work correctly. Analyzing the verbose output when you start ''ssh'' should allow you, or the [[other:newppl:starting#getting_help_from_the_lsce_system_administrators|system administrators]], to find out what is wrong | ||
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| ==== A recommended ssh client for Windows ==== | ==== A recommended ssh client for Windows ==== | ||
| - | [[other:win10apps#putty_pageant|Putty]] is a convenient and user-friendly //ssh client// for Windows | + | [[other:putty_conf|PuTTY]] is a convenient and user-friendly //ssh client// for Windows |
| ===== Just transferring files ===== | ===== Just transferring files ===== | ||
other/ssh.txt · Last modified: 2023/05/03 08:32 by jypeter
