A.SMC3.0IP address

B.MCUIP address

C.User name and password for docking

D.SCIP address

A.A request message

B.ACK

C.Zero or more provisional responses

D.A final response

A.The call agreement is inconsistent with the registration agreement

B.IdeaHubl is not registered to the SP/GK server

C.End of network connection

D.The calling rate of the calling party is higher than the maximum calling rate of the called party

A.Multi-channel cascade

B.Network remote recording

C.End-to-cloud collaboration

D.Intelligent auxiliary stream adaptation

A.After a point-to-point call is established, you can call other terminals point by point to establish a multipoint conference.

B.Multipoint conferences support H323 and SIP mixed conferences.

C.A multipoint conference refers to a conference convened by three or more than three venues.

D.When the terminal convenes a multipoint conference, it is necessary to use the MCU as a conference convening resource.