Install z-push-kopano-gabsync by entering the following commands in the terminal:
sudo apt update sudo apt install z-push-kopano-gabsync
Description:
open source implementation of the ActiveSync protocol - Kopano GAB sync
Z-Push is an implementation of the ActiveSync protocol which is used 'over-the-air' for multi platform ActiveSync devices, including Windows Mobile, iPhone, Sony Ericsson and Nokia mobile devices. With Z-Push any groupware can be connected and synced with these devices. . This package provides the GAB (Global Address Book) for the Kopano Outlook Extension.
Homepage: http://z-push.org/download/
Version: 2.3.8-2ubuntu1
Section: universe/web