It is clear I am missing something. Any clue? *** Warning: Linking the shared library libfreeswitch.la against the *** static library libs/libvpx/libvpx.a is not portable! Making all in . make[2]: Entering directory `/builddir/build/BUILD/freeswitch-1.6.8' CC libfreeswitch_la-switch_version.lo CXXLD libfreeswitch.la *** Warning: Linking the shared library libfreeswitch.la against the *** static library libs/libvpx/libvpx.a is not portable! CC freeswitch-switch.o CCLD freeswitch ./.libs/libfreeswitch.so: undefined reference to `__cxa_pure_virtual' ./.libs/libfreeswitch.so: undefined reference to `__gxx_personality_v0' ./.libs/libfreeswitch.so: undefined reference to `operator new(unsigned long)' ./.libs/libfreeswitch.so: undefined reference to `operator delete(void*)' ./.libs/libfreeswitch.so: undefined reference to `vtable for __cxxabiv1::__class_type_info' collect2: error: ld returned 1 exit status make[2]: Leaving directory `/builddir/build/BUILD/freeswitch-1.6.8' make[1]: Leaving directory `/builddir/build/BUILD/freeswitch-1.6.8' -- Luis Daniel Lucio Quiroz CISSP, CISM, CISA Linux, VoIP and much more fun www.okay.com.mx Need LCR? Check out LCR for FusionPBX with FreeSWITCH Need Billing? Check out Billing for FusionPBX with FreeSWITCH