A short message is one that can send ( ) messages to a designated venue or to all venues for inter-venue communication and information prompting. (Fill in the blanks)
In video systems, anti-packet loss algorithms mainly include forward error correction FEC and packet loss retransmission AQR.
NAT is mapped in the following ways: Static NAT, Dynamic NAT, and NAPT.
In the Cilent/Server model, the primary function of request proxy server is to decide where to send signaling messages.
Response messages are used to respond to request messages that indicate the status of success or failure of a call, and different types of response states are distinguished by status codes, which contain
three-digit integers, the first bit of the status code Used to define the response type, the other two digits are used to further explain the response in more detail. ( )
RAS messages are a type of message specified in the H.225.0 protocol, which is a protocol used between nodes and gateways to perform management functions, mainly including registration, access
control, and status.
CANEL transactions can be used for both CANCEL INVITE transactions and CANCEL non-INVITE transactions.
In MCU ride-on-the-wall mode, you can configure IP routing to send and receive data through GE1.
A single value in the header field can only appear once in the message, such as Via, Route, etc. ( )
The basic concept of white balance technology is that "white objects can be reduced to white regardless of any light source", which is a case for color casts that occur when shooting under a specific light
source Compensation is made by reinforcing the corresponding complementary colors. ( )
Remote audio loopback, from audio input, encoding, transmission through the network to the remote end and then forwarded back, the main test network connection is normal.
The H460 protocol specifies that the H.323 media streaming portion of the public-private network traversal processing process is
People convert the corresponding mechanical vibrations of sound into electrical signals, which are collectively referred to as audio signals.
Network Address Translation (NAT) is used to enable translation between private network addresses and public network locations.
Wireshark can not only monitor the network, but also process network data. ( )
