Install libroutermanager0 by entering the following commands in the terminal:
sudo apt update sudo apt install libroutermanager0
Description:
Home router management tool - shared library
Journal, Fax-Software and Call-Monitor for AVM FRITZ!Box or compatible routers. . This package contains the shared libraries, which are used by the main program and its plugins.
Homepage: http://www.tabos.org/roger
Version: 1.8.14-2build3
Section: universe/libs