SIP协议,请求命令描述如下:
SIP Request |
Description
|
描述
|
INVITE |
A client is being invited to participate in a call. | 客户端发起邀请,邀请另一个客户端加入会话 |
ACK |
The client has confirmed the INVITE request. | 被邀请端确认接收邀请 |
BYE |
The call has been terminated by either the caller or callee. | 会话终止请求,可以是主叫方发出,也可以是被叫方发出 |
CANCEL |
Cancel any pending requests. | 取消任何悬而未决的请求 |