can compile 1:1.2.13.dfsg from fiesty in to dapper buy changing the dep in debian/control libpri-dev (>= 1.2.3-1) to libpri-dev (>= 1.2.2) using prevu dont know how to test it but i am building for edgy just to play with it it could usa a backport too -- asterisk (1:1.2.10.dfsg-3ubuntu1) https://launchpad.net/bugs/62380