You can dictate on phone-in dictation system easily by following this procedure.
It is used to capture special information that you may want to convey to the person receiving the dictation file. For example it can be used for “case number”, or some other number that you define to identify the content of the dictation. You can key anything when prompted and it will be appended to the filename. If you don’t want to enter anything then just press the “#” key.