Computer Networking

Computer networking is the branch of computer science concerned with the communication of computer devices between each other.

The realm of computer networking includes:

• the research and development of network protocols and technologies;
• the architecting of computer networks;
• the engineering of computer networks; and
• the testing and implementation of computer network security.

Common activities within the realm of computer networking include:

• planning network infrastructure;
• building network infrastructure;
• maintaining wired and wireless networks;
• troubleshooting physical, switching, and routing problems;
• analyzing network traffic for signs of intrusion;
• implementing and configuring firewalls;
• configuring network security policies;
• analyzing network security posture;
• more.