Network administrator - Definition, Skills and Salary
A network administrator (network administrator) refers to a technician who occupationally manages a computer network, but a network administrator is a technician in the network field of the system administrator, and the hardware and software constituting the network Operation, management, maintenance and monitoring are tasks.
The network administrator who manages and designs the company's network has the qualification according to the business.
Network-related devices include switching hubs, routers, firewalls, etc. Network management includes network address assignment, routing protocol assignment, routing table configuration, authentication and authorization settings, and directory and service management and so on.
Maintenance of network functions of individual devices, that is, setting of device drivers such as personal computers and printers are often included, and file server, VPN gateway, intrusion detection system, etc. are also included in system administrator work Sometimes.
Network administrators also provide support services, maintain network efficiency, and
maintain quality of service.
At present, network infrastructure is a very important part for most companies. Not having a network can cause unavoidable financial losses and, in some isolated cases, can even lead to bankruptcy.
The network administrator should be able to control the activity on the network and call the technicians quickly in case of congestion or access problems. You must have precise knowledge of all the network equipment, of the different communication protocols, of the OSI Model and of different network architectures.
He is also in charge of managing user accounts, creating accounts for new staff members and eliminating them when they no longer belong to the company. In addition, due to the vertiginous changes of the technology and the means of transmission, the network administrator must be permanently attentive and keep up-to-date knowledge of the latest developments in order to modernize the company's network infrastructure.
In relation to the security chief, the network administrator definition is in char