Protocol/SIP OPTIONS aucd29 2013. 9. 25. 17:20 The server is being queried as to its capabilities. 공유하기 게시글 관리 aucd29's devBox 'Protocol > SIP' 카테고리의 다른 글 CANCEL (0) 2013.09.25 BYE (0) 2013.09.25 ACK (0) 2013.09.25 CSeq (command sequence) (0) 2013.09.25 INVITE (0) 2013.09.25 'Protocol/SIP' Related Articles CANCEL BYE ACK CSeq (command sequence)