add howto for smb mount

_toc.yml

@@ -31,6 +31,7 @@ chapters:
       - file: user-guide/mpirun
       - file: user-guide/putty
       - file: user-guide/eaccounts
+      - file: user-guide/manual_smb_mont
 
   - file: admin-guide/index
     sections:

user-guide/manual_smb_mount.md

@@ -0,0 +1,34 @@
+# (Manual) SMB Mounts
+
+Sometime you want to manually mount an SMB filesystem with an different user. This can be done via the Gnome File Browser. 
+Simply use `ctrl+l` to open/focus on the locate windown and add the address of the mount in the following format (replace __<username>__, __<server>__ and __<share>__):
+
+```
+smb://<username>@<server>/<share>
+```
+
+![1](manual_smb_mount/file_explorer_01.png)
+
+Afterwards you need to add the users password to authenticate to the server.
+
+![2](manual_smb_mount/file_explorer_02.png)
+
+After successful mounting the share you will see it on the left hand side of the file browser:
+
+![3](manual_smb_mount/file_explorer_03.png)
+
+
+You can also mount shares from the Terminal. This can be done by the following command:
+
+```bash
+gio mount smb://<username>@<server>/<share>
+```
+
+![3](manual_smb_mount/terminal.png)
+
+Afterward the share will also show up in the Gnome File Browser on the left hand side. However you can also locate the mount via:
+
+```bash
+ls -l /run/user/$(id -u)/gvfs/
+```
+