The second layer switch Concept As we all know, the second layer switch is based on the MAC address of the second data link layer and selects the route through the station table To complete the end-...

Introduction In recent years, non-volatile storage technology has made some significant progress in many aspects, which has brought new opportunities for the improvement of storage energy efficiency...

IntroductionThe requirements for it are speed and reliability, while price is of secondary importance. Hardware reliability can be obtained by using technologies used in telephone switching networks,...

Introduction to token network General token network command card ring network (TokenRing) and token bus network (TokenBus). TokenBus based on the IEEE802.4 standard is a physical bus structure, and...

Overview ATM switch technology is mainly used in the backbone network segment of telecommunications and postal networks, so its switch products are rarely seen in the market. For example, if the PPP...

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...