Networking Device and Protocols
Completion requirements
A network protocol is a standardized set of rules governing how data is formatted, transmitted, received, and interpreted across devices on a network. Think of it as the “language” that ensures different computers can understand each other—even with different hardware or software—and guarantees interoperability
7. FIrewall
7.1. Function
Function
The primary function of a firewall is to:
- Block unauthorized access to or from a private network
- Allow authorized communication between networks
- Protect the network from malicious attacks, such as hacking and malware
- Log and report network traffic and security incidents