ELSA LANCOM Office Manual page 165

Technical basics R19
The callback entry and the call numbers entry in the name list are used to select these
three possible settings.
No callback
For this setting, the callback entry must be set to 'Off' during configuration with a
terminal program or via telnet.
Choose select callback number
The remote station is called back after the name has been verified. The callback entry
must have the value 'Name' for this setting and no call number may be specified in the
name list.
Following the authentication process, the dialog box below will appear in Windows 95
in which the user can specify his call number:
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