Network Switch is

If you want to buy cameras at a low price, then here you are :, a huge selection, quality guaranteed! the device itself. This table contains the MAC addresses of the nodes. During the start of the switch, the table remains empty. At the next stage, the data received at one of the ports is automatically sent to all the remaining ports. At this point, this device is in the process of analyzing frames, determining the sender’s MAC address leaves it in the table. Further, if the MAC address of the client is not initialized with any port, then frames (frames) are sent to the remaining ports, except for the port of the sender.

Figure 1. Unmanaged switch

Network Switch Switching Modes

One of the characteristics is the type of switching mode. Three modes are common, each of which combines a standby mode and a level of reliability:

Temporary storage mode. The network switch reads the data in the frame, checks for errors, then determines the port and sends the frame to it. The switch reads only the address in the frame, then the switching process is performed. The main advantage of this mode is a high data transfer rate. This is a modified end-to-end option. Data is transferred after filtering fragments to determine collisions (conflicts). The first 64 bytes of the first frame are checked for collisions (conflicts), if the frame is damaged or a collision is detected, then data transfer is not possible.

Network switches are usually divided into two types:

Unmanaged Managed Unmanaged Switches

Unmanaged switches are switches that do not have a configuration interface or any other settings. These are devices that operate on the principle of "Plug and play"For example, when installing windows server 2003, an unmanaged switch can be installed and immediately used. These switches are served at a low price and are used at home or in small enterprises.

Managed switches

Figure 2. Managed Switch

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