謝謝fitwxc的回複。問題解決了!方法是設置:DTMF Process INFO: no,DTMF Process AVT: no, DTMF Tx Method: InBand。
謝謝fitwxc的回複。問題解決了!方法是設置:DTMF Process INFO: no,DTMF Process AVT: no, DTMF Tx Method: InBand。
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