Introduction Because the equality, competitiveness, legality and openness of the market economy are essentially determined by the objective law of the commodity economy, that is, the law of value, t...

The role of the path table The router provides a mechanism for interconnecting heterogeneous networks to send a data packet from one network to another, and routing is to guide the sending of IP dat...

For reference only (4 photos) The communication interface in the security monitoring system is mainly for the input and output of video and audio. Therefore, the communication interfaces generally ha...

Synonym China Netcom generally refers to China Netcom Corporation Company History On October 15, 2008, China Netcom and China Unicom formally merged and officially renamed China Unicom (China Unicom...

Introduction The full name of disk array is: RedundanArrayofInexpensiveDisk, referred to as RAID technology. It is a disk redundancy technology proposed by Professor David Patterson of the Universit...

Professional Overview Optical fiber is the abbreviation of optical fiber. Optical fiber communication is a communication method in which light waves are used as information carriers and optical fiber...

Principle The sample-and-hold circuit can track or maintain the level value of the input analog signal. Under ideal conditions, when in the sampling state, the output signal of the sample-and-hold c...

These routers generally only provide the most basic routing functions when they leave the factory. Users can select the corresponding module according to the type of network to be connected. Different...

Introduction CMailServer stands out among many mail server software with its simple setting, easy use, excellent stability and flexible web mail service secondary development interface. Functions a...

Protocol content ●IPX (Internet work Packet Exchange): The third layer protocol is used to route and forward data packets passing through the Internet. It Specify a connectionless datagram, which i...

Character format refers to the appearance of characters, including: character font and size; character style, bold, italic, etc.; character color, underline, accent, etc.; character strikethrough or d...

Development History The rapid development of network technology, Ethernet occupies a dominant position. In order to adapt to the challenges brought about by the deepening of network applications, the...

Spectrum continuation Example 1The Fourier transform of the ideal sampled signal can prove that the spectrum of the ideal sampled signal is the periodic extension of the spectrum of the continuous...

Basic concept The main feature of the diskless/terminal network is that a terminal emulation program runs on the terminal. Various operating instructions are passed to the server, and the server "rep...

Basic explanation General explanationInput power refers to the power absorbed by the device. Calculation methodFor electrical equipment, the input power is equal to the product of the input voltag...