H11-861_V2.0 무료 덤프문제 온라인 액세스

When managing mcCuus on the web, in the Export item under the Device Management page, the following cannot be exported as ().

• A.Gateway/MCU
• B.License
• C.Address
• D.Status table

H. 225 is used for media channel control, including call signaling (Q. 931), and RAS messages between nodes and GKs. ( )

• A.False
• B.True

The following description of SIP registration, which one is wrong?

• A.Need to re-register when the address of the SIP Client changes
• B.The registration information must be refreshed periodically, usually the Register Save the registration information to Location Server
• C.The user needs to register with the server every time the system is turned on
• D.The role is to bind the AOR address to a Certain Contact address, so that Proxy can find the address of the caller when calling

In video systems, anti-packet loss algorithms mainly include forward error correction FEC and packet loss retransmission AQR.

• A.False
• B.True

The quality of digital audio depends on which factors. ( )

• A.Quantization of the number of digits
• B.Sample frequency
• C.bandwidth
• D.Channel count