hello
i have 2951 CME router with cme V.8.4 and IOS "flash0:c2900-universalk9-mz.SPA.151-4.M4.bin. the system works fine with internal calls but when makes and external call using FXO the CME user could not hear the called or calling party( the othe party can hear the CME caller or user). There are some COR lists configured but i have disabled it all to test and no change. i have played and make some changes in the voice port but could not success, so could somebody help..
