The GK sends the registration request to the terminal to reject the reply, and the signal sent is().

After IdealHub joins the conference, the remote site cannot hear the voice of the local site. Which of the following troubleshooting methods is wrong?()

Among the following videos, the smoothest picture is ()

When SHC2.0 adds TE series terminals in a manageable manner, the "user name and password" in the authentication information are consistent with the user name and password of the terminal user.

Regarding CloudRSE, which of the following descriptions is correct()