All servers and shares for which you defined custom options are listed here.
The options defined for a network item can be edited by either double clicking an entry in the list view or by choosing the item from the popup menu (right click on the selected item). The custom options are then being loaded and can be edited. To remove an entry, right click it and choose the item from the popup menu. All network items may be removed at once by choosing the item.
The custom options are accessible through the tabs on the right.
This tab mostly serves as resource of information. In the Identification groupbox the workgroup or domain of the network item, its location and IP address are given. The IP address can be edited, in case you might need to adjust it.
Here you can edit settings used for mounting. Have a look at the Mounting configuration page to learn more about the present options.
You can edit various Samba settings here. Which ones are available depends on the operating system you are using. For more information, have a look at the Samba settings.
Here you can edit the options that you previously defined through the Custom Options dialog.