Changelog for ortp-devel-0.22.0-2.14.i586.rpm :

* Sat Oct 01 2016 mardnhAATTgmx.de- update to version 0.22.0 - recommendet minimum version for libosmo-abis
* Fri Aug 16 2013 mardnhAATTgmx.de
* libosmo-abis 0.1.5 needs ortp-0.20 (ortp-0.22 does not work!)