Hi, It looks like your channel driver hasnt got registered within Asterisk. what error you see when you give this command on CLI : load module chan_ss7.so ? Thanks & Regards, Mitul Limbani, Founder & CEO, Enterux Solutions, The Enterprise Linux Company (TM), www.enterux.com Quoting Hoai-Anh Ngo-Vi <hoaianh at gmx.de>: > Hi. > > > > I've patched chan_ss7 for use with * 1.4.4. For incoming calls it works well > but while trying to make an outbound call I get those WARNINGS > > > > -- Executing [1000 at default:3] Dial("SIP/192.168.178.251-081ffab0", > "ss7/siuc/6974223663") in new stack > > [Oct 2 18:59:38] WARNING[2539]: channel.c:3099 ast_request: No channel type > registered for 'ss7' > > [Oct 2 18:59:38] WARNING[2539]: app_dial.c:1099 dial_exec_full: Unable to > create channel of type 'ss7' (cause 66 - Channel not implemented) > > > > Any idea or solution? > > > > > >