/usr/share/applications/xtel.desktop is in xtel 3.3.0-20+b1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 | [Desktop Entry]
Name=Xtel
Exec=/usr/bin/xtel
Type=Application
Categories=Network;Dialup;
|