Getting a handle on the invisible part of your network—the protocols that are in use—can be of enormous value in helping you detect problems. So far, we've talked about the tangibles of your ...

Knowledge of the structure of Internet Protocol (IP) packets is a fundamental part of understanding the Internet and how information moves from one point to another. The benefits of such knowledge ...

Protocols The protocols that are in use on the network are also considered a part of the infrastructure. A protocol is simply an agreed upon way of communicating. If you and I talk with each other in ...