You are licensing Ice under GPLv2 unless you purchase a commercial license.
Install Ice on Ubuntu
Ubuntu 14.04 (Trusty Tahr)
wget https://download.zeroc.com/GPG-KEY-zeroc-releasesudo apt-key add GPG-KEY-zeroc-releasecd /etc/apt/sources.list.dsudo wget https://download.zeroc.com/Ice/3.5/ubuntu/ice3.5-trusty.listsudo apt-get updatesudo apt-get install ice icebox/trusty-zeroc icegrid/trusty-zeroc
Note: The Ubuntu 14.04 (Trusty Tahr) Universe repository includes Ice 3.5.1 packages whose names conflict with the packages provided by the ZeroC repository. In particular, both repositories include packages named icebox and icegrid. To ensure you install the packages provided here, use <package-name>/<repository-name> with the apt-get command as shown above.
See Using the Linux Binary Distributions for more information.
The Linux binary packages are signed with the following key:
- Key:dsa1024/5E6DA83306132997 (2007-03-05) ZeroC, Inc. (release key) <firstname.lastname@example.org>