''Note'': ID recording files must have extension gsm,ulaw,pcm, or wav. The extension is left off when it is defined as the example shows above. File extensions are used by Asterisk to determine how to decode the file. All ID recording files should be sampled at 8KHz. See [[Recording Audio Files|Recording audio files]] | ''Note'': ID recording files must have extension gsm,ulaw,pcm, or wav. The extension is left off when it is defined as the example shows above. File extensions are used by Asterisk to determine how to decode the file. All ID recording files should be sampled at 8KHz. See [[Recording Audio Files|Recording audio files]] |