php-horde-Horde-Smtp - Horde SMTP Client
http://rpms.famillecollet.com/enterprise/5/remi/i386/
# rpm -Uvh remi-release*rpm
# yum --enablerepo=remi install php-horde-Horde-Smtp
2016-12-21 - Remi Collet <remi@fedoraproject.org> - 1.9.4-1 - Update to 1.9.4
2016-03-21 - Remi Collet <remi@fedoraproject.org> - 1.9.3-1 - Update to 1.9.3
2016-02-02 - Remi Collet <remi@fedoraproject.org> - 1.9.2-1 - Update to 1.9.2 - PHP 7 compatible version - run test suite with both PHP 5 and 7 when available
2015-04-28 - Remi Collet <remi@fedoraproject.org> - 1.9.1-1 - Update to 1.9.1 - add dependency on Horde_Util
2015-03-10 - Remi Collet <remi@fedoraproject.org> - 1.9.0-1 - Update to 1.9.0 - add Provides php-composer(horde/horde-smtp) - raise dependency on Horde_Socket_Client > 2
2015-01-07 - Remi Collet <remi@fedoraproject.org> - 1.8.0-1 - Update to 1.8.0
2014-11-23 - Remi Collet <remi@fedoraproject.org> - 1.7.0-1 - Update to 1.7.0 - raise dependency on Horde_Translation >= 2.2.0
2014-08-04 - Remi Collet <remi@fedoraproject.org> - 1.6.0-1 - Update to 1.6.0
2014-06-17 - Remi Collet <remi@fedoraproject.org> - 1.5.2-1 - Update to 1.5.2
2014-06-10 - Remi Collet <remi@fedoraproject.org> - 1.5.1-1 - Update to 1.5.1