SIP 메소드/요청 및 응답

SIP 요청
6개의 기본적인 요청/메소드 유형이 있습니다:
SIP 응답
SIP 요청은 여섯 가지 SIP 응답으로 회신됩니다.
HTTP와 유사합니다. SIP의 장점은 명료함과 간단함입니다.

6개의 기본적인 요청/메소드 유형이 있습니다:
INVITE = 세션을 연결합니다.
ACK = INVITE 요청을 확인합니다.
BYE = 세션을 종료합니다.
CANCEL = 세션의 연결을 취소합니다.
REGISTER = 사용자 위치(호스트 이름, IP)를 전달합니다.
OPTIONS = SIP 전화 걸기 및 받기 성능에 관한 정보를 전달합니다.
SIP 요청은 여섯 가지 SIP 응답으로 회신됩니다.
1xx = 예를 들어 벨 소리를 의미하는 180과 같은 정보용 응답
2xx = 성공 응답
3xx = 경로 변경 응답
4xx = 요청 실패
5xx = 서버 오류
6xx = 전체 실패
HTTP와 유사합니다. SIP의 장점은 명료함과 간단함입니다.
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Founded in 2005, when VoIP was an emerging technology, 3CX has gone on to establish itself as a global leader in business communications.

20 Years of VoIP
Industry Leadership
Founded in 2005, when VoIP was an emerging technology, 3CX has gone on to establish itself as a global leader in business communications.

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