From Python sockets to TCP/UDP protocol choices, network programming powers the apps and services we use daily. Understanding architectures, protocols, and tools lets developers design faster, more ...

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 ...

Deciphering the third transport protocol's four RFCs is a task to rival the proverbial blind man trying to understand an ...

Open communication protocolsModbus TCP/IP is an open industrial protocol based on standard Ethernet. Modbus provides connectivity to programmable automation controllers (PACs), PLCs, and legacy ...

Wireshark turns invisible network activity into something you can see, explore, and understand. From simple pings to complex protocol handshakes, it lets you watch data flow in real time. Whether ...

SS7 has been the tried and true signaling mechanism for providing signaling in traditional PSTN networks. But, with voice-over-IP (VoIP) becoming a more important technology for carriers, carriers are ...

In an ideal Internet all packets would be treated as equal by the Internet Service Providers (ISP) and backbone operators who transport them across cyberspace. Unfortunately, this is not always the ...

IPX Older Novell Netware servers utilized a protocol called Internet Packet eXchange (IPX). Novell servers have been able to utilize TCP/IP for a long time now and Netware 6 now uses native TCP/IP ...