Network protocol types
There are so many protocols and protocol types on a network and learning them can take a lifetime to master. However, as an aspiring network professional, it’s important to understand the fundamentals of common network protocol types that are found within many organizations. Network protocol types are simply the set of rules that are used to describe how a device such as a computer communicates with another device over a network. If two devices are used, whether they are the same type of devices or different, both systems need to negotiate on a common set of rules. These common rules are referred to as the network protocol type.
Over the next few sub-sections, you will learn about the fundamentals of ICMP, TCP, and UDP.
Internet Control Message Protocol
Internet Control Message Protocol (ICMP), defined by RFC 792, is typically used to provide error reporting on a network. Common networking tools such as Ping and Traceroute are built into many...