Digital standards

Digital standards

As early as the early 1980s, the International Radio Consultative Committee CCIR (InternaTIonal Radio ConsultaTIve Committee) formulated the color TV image digitizat

Comparison of router and bridge

Comparison of router and bridge

Typically, routers are used to connect geographically dispersed networks together, making it possible to connect a large number of computers together. Before routers became popular, bridges were often used to achieve the same pur

Router interface and connection

Router interface and connection
1. Router interface

The router has a very powerful network connection and routing function. It can be physically connected to a variety of different networks, which determines the interface technology of the router is very c

Common network storage devices

Common network storage devices

1. IBM disk array and tape library network storage equipment

2. HP disk array and tape library network storage devices

3. SUN disk array and tape library network storage devices

4. EMC disk array network st

Network card

Network card

1. Basic concept of network card Network interface card (NIC, Network Interface Card), also known as network card, is the basic component of the network. The network card is connected to the computer in the LAN on the one hand, and the transmission

Value-added targeting applications

Value-added targeting applications

Mobile positioning makes a series of exciting wireless applications possible, and its impact is very wide, such as entertainment, location-based advertising, navigation, asset management and geographic information access. Locatio

Characteristics of computer viruses

Characteristics of computer viruses

The infectiousness of computer viruses is the basic feature of viruses. A computer virus is a piece of artificially compiled computer program code. Once this program code enters a computer well and is executed, it will search

How to achieve home networking

Until recently, home networking was mainly the exclusive domain of technology enthusiasts—most families do not need or can't afford multiple computers. But now, a computer is not enough to meet the needs of many families. In homes with multiple computers, ho

Common faults and solutions of switches

Common faults and solutions of switches

【Introduction】
In network hardware equipment, the failure of the switch is relatively small, here we summarize the common failures of the switch. I hope it will be useful to everyone.

In netw

Analysis of three-layer switching technology

Analysis of three-layer switching technology

Simply put, the Layer 3 switching technology is: Layer 2 switching technology + Layer 3 forwarding technology. It solves the situation that after the network segment is divided in the LAN, the subnet in the network s