Install libh323plus-dev by entering the following commands in the terminal:
sudo apt update sudo apt install libh323plus-dev
Description:
H.323 aka VoIP library development files
This package contains the headers and a static version of the H.323 Plus library. . The OpenH323 project aims to create a full featured, interoperable, Open Source implementation of the ITU H.323 teleconferencing protocol that can be used freely by everybody. This protocol is most used for Voice over IP (VoIP) conferencing.
Homepage: http://www.h323plus.org/
Version: 1.24.0~dfsg2-1.3
Section: universe/libdevel