PoE switch is a new type of multifunctional switch. With the wide application of PoE switch, people have a certain understanding of PoE switch. However, many people think that PoE switches can generate electricity by themselves. This statement is not correct. ...

The development of the two-layer switching technology is relatively mature. The two-layer industrial switch is a data link layer device. It can identify the MAC address information in the data packet, forward it according to the MAC address, and record these M...

The technology of the Layer 3 switch is becoming more and more mature and its applications are becoming more and more extensive. In a certain range, it has more advantages than routers, but there is still a big difference between the three-layer switch and the...

Each network host, workstation or server has its own IP address and subnet mask. When the host communicates with the server, according to its own IP address and subnet mask, as well as the server's IP address, determine whether the server is in the same networ...

PoE switch refers to a switch that can provide network power supply to remote power receiving terminals through a network cable. It includes two functions: network switch and PoE power supply. It is a relatively common power supply device in PoE power supply s...

Will new customers always ask for a pair of optical transceivers? Yes, in fact, optical transceivers are used in pairs. Optical transceivers are used in optical and electrical converters that use optical fibers as the carrier. The sender and receiver must be t...

With the development of communication, the information required to be transmitted is not only voice, but also text, data, images, and video. Coupled with the development of digital communication and computer technology, in the 1970s and 1980s, T1 (DS1)/E1 car...

Industrial switches are also called industrial Ethernet switches, that is, Ethernet switch equipment used in the field of industrial control. Due to the network standards adopted, it has good openness, wide application and low price, and uses transparent and u...

The network-managed industrial switch literally means a switch that can be managed by the network. There are three management methods, which can be managed through the serial port, through the Web, and through the network management software. It provides a ter...

Fiber optic switch is a high-speed network transmission relay equipment, also called fiber channel switch or SAN switch. Compared with ordinary switches, it uses fiber optic cable as the transmission medium. The advantages of optical fiber transmission are fa...