I’ve installed Freepbx distro latest one 32bits with A2billing. There isn’t any issue with in and out for the calls but somehow I am seeing this warning messages. I’ve google and couldn’t actually find the what is causing this message.
[2013-11-06 12:22:32] WARNING[28875][C-00000984]: channel.c:4816 ast_prod: Prodding channel ‘SIP/0256718233-000016cb’ failed
[2013-11-06 12:23:31] WARNING[28921][C-0000098f]: channel.c:4816 ast_prod: Prodding channel ‘SIP/0256718233-000016e1’ failed