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| ÇöÀçÀ§Ä¡ : Á¤º¸¸¶´ç > ¢Ñ ÄÄ Ç» ÅÍ | | |
ÀÛ¼ºÀÏ : 20-05-26 21:06
DTMF ÁÖÆļö
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±Û¾´ÀÌ :
Çѳª
Á¶È¸ : 2,175
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DTMF ÁÖÆļö
DTMF 1 = 697 Hz & 1209 Hz
DTMF 2 = 697 Hz & 1336 Hz
DTMF 3 = 697 Hz & 1477 Hz
DTMF 4 = 770 Hz & 1209 Hz
DTMF 5 = 770 Hz & 1336 Hz
DTMF 6 = 770 Hz & 1477 Hz
DTMF 7 = 852 Hz & 1209 Hz
DTMF 8 = 852 Hz & 1336 Hz
DTMF 9 = 852 Hz & 1477 Hz
DTMF 0 = 941 Hz & 1336 Hz
DTMF * = 941 Hz & 1209 Hz
DTMF # = 941 Hz & 1477 Hz
?DTMF busy signal = 480 Hz & 620 Hz
DTMF dial tone = 350 Hz & 440 Hz
DTMF ringback tone (US) = 440 Hz & 480 Hz
?
SIP±â¹Ý »ç¿ëÇÒ¼ö ÀÖ´Â DTMFÁ¾·ù
1 inband DTMF
¿Àµð¿À ½ÅÈ£¿¡ DTMF À½¿øÀúÀåÈÄ Àü´Þ
?2. RFC2833 DTMF
RTP ÆÐŶ¿¡ DTMF Á¤º¸¸¦ µðÁöÅзΠÀúÀåÇÏ¿© Àü¼Û
3. SIP INFO DTMF
- outband DTMF
SIP INFO ¸Þ¼¼Áö Body¿¡ DTMF ¹®ÀÚ ÀúÀå Àü¼Û
http://blog.naver.com/PostView.nhn?blogId=mizii4&logNo=221913339569
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