Network infrastructure is the hardware and software resources of an entire network that enable network connectivity, communication, operations and management of a network.

The entire network infrastructure is interconnected, and can be used for internal  communications, external communications or both. A typical network infrastructure includes:

Hardware:

  • Routers.
  • Switches.
  • Wireless routers.
  • Cables.

Software:

  • Network management.
  • Gateway and Firewall.
  • Network security applications.