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Commit b15cb324 authored by Pavel Jirásek's avatar Pavel Jirásek
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Tip

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...@@ -28,10 +28,15 @@ Then log in as usual. ...@@ -28,10 +28,15 @@ Then log in as usual.
In order to display graphical user interface GUI of various software tools, you need to enable the X display forwarding. Log in using the -X option in ssh client: In order to display graphical user interface GUI of various software tools, you need to enable the X display forwarding. Log in using the -X option in ssh client:
```console ```console
local $ export DISPLAY=localhost:0.0
local $ ssh -X username@cluster-name.it4i.cz local $ ssh -X username@cluster-name.it4i.cz
``` ```
!!! tip
If unable to execute graphical sofware showing error message "cannot open display" then try export DISPLAY variable before log in using the -X option in ssh client:
```console
local $ export DISPLAY=localhost:0.0
```
## Verify the Forwarding ## Verify the Forwarding
To verify the forwarding, type To verify the forwarding, type
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